scapula bone anatomy

Int J Shoulder Surg. This can be difficult to reverse and, again, early intervention is important to minimize the complications which can result from this condition. In humans they are triangular and lie on the upper back between the levels of the second and eighth ribs. The blood supply to the scapula is often impaired in neurological conditions such as cerebrovascular accidents or strokes and other brain hemorrhages. The scapula, also known as the shoulder blade, is a flat triangular bone located at the back of the trunk and resides over the posterior surface of ribs two to seven. Two important arteries, the axillary artery and the subclavian artery, run anterior to the scapula and posterior to the clavicle. 5. The spine ends in the acromion, a process that articulates with the clavicle, or collarbone, in front and helps form the upper part of the shoulder socket. In humans they are triangular and lie on the upper back between the levels of the second and eighth ribs. There are only three muscles … The pattern of muscle contractions and motion that occurs between the scapula and the humerus is called the scapulohumeral rhythm, which is a large focus of physical therapy for shoulder pain. The scapula is responsible for several motions which are integral to daily movement and smooth upper extremity motion. 4. The clavicle (collarbone) extends between the manubrium of the sternum and the acromion of the scapula.. Subluxation is a condition that can occur in any joint in the body. The scapula is also known as the shoulder bone, shoulder blade, wing bone, and blade bone. Flashcard anatomy of the scapula. Ⓒ 2020 About, Inc. (Dotdash) — All rights reserved. Elevation and depression of the scapula assist with the movement of the entire shoulder capsule up and down, seen in motions such as shrugging of the shoulders. The scapula (shoulder blade) is a flat bone lying against the cranial part of the lateral thoracic wall.. Could Your Shoulder Blade Pain Be Periscapular Bursitis? Similar stability is required for downward rotation of the scapula when the arm moves both down and inward simultaneously. Description. Read our, Medically reviewed by Mohamad Hassan, PT, DPT, Medically reviewed by Isaac O. Opole, MD, PhD, Medically reviewed by Erin Pereira, DPT, OCS, Medically reviewed by Jonathan Cluett, MD, Medically reviewed by Rochelle Collins, DO, Medically reviewed by Stuart Hershman, MD, Verywell Health uses cookies to provide you with a great user experience. … Can you name the anatomy of the scapula? In: StatPearls. Rest will help lessen the pressure placed on the joint, along with decreasing overall swelling and pain. Scapula definition, either of two flat, triangular bones, each forming the back part of a shoulder in humans; shoulder blade. Updates? The furcula connects the shoulder joints with the anterior edge of…, …are the shoulder blade, or scapula, and the collarbone, or clavicle. Injury to the ligaments surrounding the scapula can occur and result in a range of symptoms depending on the severity. Scapula, also called shoulder blade, either of two large bones of the shoulder girdle in vertebrates. The three bones scapula, coracoid and furculum- come together dorsally leaving a triosseal canal (foramen triosseum) through which the tendon of the supracoracoideus muscle passes to insert on the humerus as an important part of the flight mechanism; it acts to elevate the humerus and the wing. Many muscles are located in the area of the shoulder girdle, including rotator cuff muscles, nerve networks such as the brachial plexus, and upper arm muscles. Phys Ther. Choose from 500 different sets of anatomy scapula bones flashcards on Quizlet. Tibia and Fibula Bones Quiz – Anterior Markings. Medical professionals distinguish scapula fractures by where they occur in the bone. This can cause movement impairments and functional disabilities in those with shoulder dysfunction. This can lead to a variety of other issues, including impingement and subluxation. This condition may be associated with other musculoskeletal defects in the body. This means partial or complete loss of motor and sensory function in the impaired arm. 2006;86(8):1065-1074. doi:10.1093/ptj/86.8.1065. Posteriorly, the scapula is divided into a supraspinous fossa and infraspinous fossa by the scapular spine. 2. Sign up for our Health Tip of the Day newsletter, and receive daily tips that will help you live your healthiest life. Borders. Thank you for becoming a member. Int J Sports Phys Ther. When the arms are required to push…. Everything You Need to Know About Your Shoulder Joint, Understand What a Shoulder Hemiarthroplasty Is, The 4 Muscles That Make Up the Rotator Cuff. This shoulder blade anatomy model represents the anatomy of an adult male scapula. Related Articles. This causes loss of nerve function to the large nerve network, called the brachial plexus, which lies over the shoulder joint. The scapula (Latin: scapula) is a flat triangular bone that connects the humerus and the clavicle. See more. This can cause mild pain and loss of range of motion in simple cases or symptoms mimicking that of nerve damage, where there is no motion in the scapula due to loss of ligament function.. This type of treatment guides an individual to complete basic strengthening activities (and eventually functional activities such as dressing, toileting, bathing, and more) using outlined methods in order to assist with reshaping the brain and building motor programs. Of the patients with a scapular fracture, 50 to 60% have a scapular body fracture, and 25% have a scapular neck fracture. Like their connected bones, the scapulae are paired, with each scapula on either side of the body being roughly a mirror image of the other. Scapula Bone Anatomy. Commonly known as the shoulder blade, the scapula is a relatively flat bone which articulates with both the humerus of the upper arm, forming the glenohumeral joint, and the clavicle (collar bone) forming the acromioclavicular joint. The head of the humerus, the long bone of the upper arm, fits into the glenoid cavity, a depression in the scapula. The scapula, along with the clavicle and the manubrium of the sternum , make up the pectoral (shoulder) girdle which connects the upper limb of the appendicular skeleton to the axial skeleton . Try these curated collections. Subluxation typically occurs as a result of a neurological incident, such as a brain hemorrhage or a stroke. Ligaments are vital to aid in the maintenance of scapula stability. Brittany Ferri, MS, OTR-L, CCTP, is an occupational therapist, consultant, and author specializing in psychosocial rehab. Three is the magic number for the scapula: It has three depressions (called fossae), three borders, and three angles. Splints, braces, or slings can be provided by medical professionals or through treatment by a physical or occupational therapist as part of a treatment course. Start Quiz. In: StatPearls. Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree.... Anterior view of the bones of the right shoulder, showing the clavicle (collarbone), scapula (shoulder blade), and humerus (upper arm bone). Note the flat shape of the shoulder blade – in some parts of the supraspinous and infraspinous fossas, the thickness is less than 1 millimeter and looks semitranslucent when observed against the light. Looking to learn all the 206 bones in the human body? Describe both the sternoclavicular and acromioclavicular joints . This article was most recently revised and updated by, https://www.britannica.com/science/scapula. Additionally, due to the location of the scapula on the axilla, there are many lymph nodes and lymph networks in this area which assist with fluid drainage and balance within the body. The name derives from the Classical Latin word for trowel or small shovel, which it was thought to resemble. 1. Treasure Island, FL: StatPearls Publishing; 2018. The lateral apex of the triangle is broadened and presents a shallow cavity, the glenoid cavity, which articulates with the head of the bone of the upper arm, the humerus, to form the shoulder joint. The scapula is a large flat bone which forms from a collection of mesenchymal cells . Positioning is also beneficial to minimize the frequency of the nerve pinching and causing acute, persistent pain. Tibia and Fibula Quiz: Posterior Markings. Retake Quiz. 2010;4(1):1-7. doi:10.4103/0973-6042.68410. Proper positioning is important to give the ligament(s) the opportunity to return to their natural and taut form, if possible. Dec 1, 2013 - This Pin was discovered by David D. Discover (and save!) If an injury or condition causes these muscles to become weak or imbalanced, it can alter the position of the scapula at rest or in motion. bones of shoulder scapula muscles anatomy clavicle bone scapula bone shoulder joint model human scapula scapula structure orthopaedic 3d illustration fractured shoulder shoulder bones. A scapula’s posterior surface is crossed obliquely by a prominent ridge, the spine, which divides the bone into two concave areas, the supraspinous and infraspinous fossae. An additional mechanism the scapula plays a large role in is the scapulothoracic rhythm, which is the pattern of muscle contractions and motion that occurs between the scapula and the thoracic vertebra. Skull Sutures Quiz . The role of the scapula. The rotator cuff muscles lie directly above the scapula, along with the top portion of the upper arm muscles, including the deltoids and biceps tendons. Describe the normal motions of both the sternoclavicular, acromioclavicular, and scapulothoracic joints . The scapula follows a predictable course in descending from the paracervical region to the thorax. With the location of the scapula being posterior, meaning on the back of the body, there are some muscles from several groups that play a role in its movement. Discuss the muscles attached to the scapula and clavicle and their function . 2017. Overhanging the glenoid cavity is a beaklike projection, the coracoid process, which completes the shoulder socket. Upward rotation of the scapula occurs when the arm moves both up and outward simultaneously. This bone is located posteriorly (on the back half of the body). Learn all about the anatomical features of the scapula with our flashcard images and videos. The shoulder is one of the largest and most complex joints in the body. Omissions? Scapula, also called shoulder blade, either of two large bones of the shoulder girdle in vertebrates. Kiel J, Kaiser K. Acromioclavicular Joint Injury. The scapula presents: A costal surface (medial surface), facing the ribs that is hollowed by the shallow subscapular fossa occupied by the origin of the subscapular muscle. of … It is located between the elbow joint and the shoulder. Try advanced quizzes that adapt to your level and speed. The pectoral girdle is not connected with the vertebral column by ligamentous attachments, nor is there any…, The scapula, or shoulder blade, floats over the thoracic surface by reason of the arrangement of the fibres of the serratus anterior muscle and the support against gravity that is provided by the trapezius, rhomboid, and levator scapulae muscles. The scapula bone or shoulder blade, is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone), vintage line drawing or en An ox scapula treated for oracle taking, excavated in 1971 at Anyang, Honan. Scapula has three borders and two basic surfaces. Test both halves of your mind in this human anatomy quiz. Thank you, {{form.email}}, for signing up. Tibia and Fibula Quiz: Posterior Markings. The scapula is commonly referred to as the shoulder blade. In humans, it is a flat bone, roughly triangular in shape, placed on a posterolateral aspect of the thoracic cage Shoulder dysfunction assessment: self-report and impaired scapular movements. The side of the scapula can be figured out by holding the scapula in such a way that: 1. Upward rotation and downward rotation of the scapula assist with stabilization of the shoulder capsule during excessive arm motion. Protraction and retraction of the scapula assist with movement of the pectoral girdle and chest muscles both forward and back, respectively. The clavicle has three main functions: Attaches the upper limb to the trunk as part of the ‘shoulder girdle’. This seemingly simple motion requires significant shoulder stabilization due to the intricacies of the humerus and scapula. 3 The scapula plays an important role in stabilizing the other bones involved in the rhythm of shoulder motion. Next. Scapula Bone 3d Model by Doctor Jana on Sketchfab. Lin JJ, Hanten WP, Olson SL, et al. 3. Treasure Island, FL: StatPearls Publishing; 2018. Subluxation apart from a neurological diagnosis does occur in extreme cases of ligament laxity. Scapular neck, the portion of the bone that connects the glenoid and the scapular body; See Guide to Shoulder Anatomy. The three borders are: Medial, Lateral and Superior borders. The bone is surrounded and supported by a complex system of muscles that work together to help you move your arm. 2. A therapy plan of care would include light exercise, positioning, modalities for pain relief, along with light strengthening exercises once the individual is cleared by their doctor. Learn anatomy scapula bones with free interactive flashcards. Scapula lies on the posterolateral aspect of the thorax extending from 2nd to 7th rib. One abnormality affecting the development of the scapula is Sprengel’s deformity. In anatomy, the scapula, omo (Medical Latin), or shoulder blade, is the bone that connects the humerus (arm bone) with the clavicle (collar bone). Related Articles. The scapula, or shoulder blade, is a large triangular-shaped bone that lies in the upper back. Sprengel Deformity. Another possible cause of shoulder blade pain is scapulothoracic bursitis, aka snapping scapula syndrome. Our editors will review what you’ve submitted and determine whether to revise the article. Rehabilitation of injury to a shoulder ligament injury and shoulder impingement syndrome would include rest and splinting to ensure proper positioning. Two important arteries, the axillary artery and the subclavian artery, run anterior to the scapula and posterior to the clavicle. Shoulder impingement syndrome is partially caused by impaired scapular movements. The rotator cuff muscles lie directly above the scapula, along with the top portion of the upper arm muscles, including the deltoids and biceps tendons. A scapula’s posterior surface is crossed obliquely by a prominent ridge, the spine, which divides the bone into two concave areas, the supraspinous and infraspinous fossae. You may know that the human brain is composed of two halves, but what fraction of the human body is made up of blood? Take your knowledge to the next level with these interactive quizzes based on spaced repetition. What are the different parts of scapula? 2013;8(5):617-29. The main part of the scapula, the body, consists of a somewhat triangular-shaped flat blade, with an inferiorly pointing apex, referred to as the inferior angle as well as lateral and superior angles. Scapula Bone Quiz – Anterior Markings. the body of scapula is thin, flat and triangular with two surfaces- ventral and dorsal. The scapula forms the posterior (back) located part of the shoulder girdle. It is classed as a long bone and can be palpated along its length.In thin individuals, it is visible under the skin. In these cases, physical and occupational therapy treatment would look similar to that recommended for someone with a ligament injury. To the margins of the scapula are attached muscles that aid in moving or fixing the shoulder as demanded by movements of the upper limb. Failure of this process leads to Sprengel’s deformity . The scapula bone model is part of a range of quality … Cowan PT, Varacallo M. Anatomy, Back, Scapula. The humerus is the long bone in the upper arm. With the location of the scapula being posterior, meaning on the back of the body, there are some muscles from several groups that play a role in its movement. It shows signs of ossification by the fifth week of embryologic development . National Center for Advancing Translational Sciences. Published February 1, 2018. The spine and fossae give attachment to muscles that act in rotating the arm. The scapula, also called shoulder blade, is a triangle-shaped bone on the posterior side of the body that forms the posterior part of the pectoral girdle. Sitting on the front of the scapula is a large muscle called subscapularis. By building new yet familiar motor programs, therapists aim to establish normal and purposeful movement. In such instances, due to the likelihood of simultaneous cognitive impairment, a treatment method called neuromuscular re-education is a large component of physical and occupational therapy treatments. This large piece of triangular bone is called the Scapula or shoulder blade or wing bone and it connects the clavicle with the upper arm. Corrections? Verywell Health uses only high-quality sources, including peer-reviewed studies, to support the facts within our articles. Shoulder Separation Causes, Symptoms and Treatments, The Superficial Layer of Your Back Includes the Extrinsic Muscles, Shoulder dysfunction assessment: self-report and impaired scapular movements, New trends in regional anesthesia for shoulder surgery: Avoiding devastating complications. This serves to place undue pressure on the nerves and blood supply running through the scapular muscles. The name “scapula” derives from Latin, meaning “trowel” or “small shovel,” which it seemed to resemble. The coracoid process is directed forwards. Scapula in situ.Posterior oblique view. National Organization for Rare Disorders. Scapula 3D models ready to view, buy, and download for free. It connects the humerus bone of the arm to the collarbone. Scapula Bone Quiz – Posterior Markings. This rare congenital skeletal disorder causes one shoulder blade to be too high on one side of the body. Sprengel Deformity. This life-sized bone model includes all the anatomical features of a scapula to enable students to understand its anatomy. The scapula, better known as the shoulder blade, is a triangular bone that serves as a joining force between the clavicle and the humerus. Search for "scapula" in these categories. The sword-shaped scapula articulates with the coracoid and upper “armbone” (humerus) and lies just dorsal to the rib basket. Medical professionals can determine whether a significant loss of function has occurred when deciding whether therapy is indicated as part of the individual’s treatment. The shelf-like spinous process is directed posteriorly. Scapula is a flat bone. Paine R, Voight ML. Scapula Bone Quiz – Posterior Markings. In anatomy, the scapula (plural scapulae or scapulas ), also known as the shoulder bone, shoulder blade, wing bone or blade bone, is the bone that connects the humerus (upper arm bone) with the clavicle (collar bone). Anatomy of Scapula. Boezaart AP, Tighe P. New trends in regional anesthesia for shoulder surgery: Avoiding devastating complications. By using Verywell Health, you accept our, Pectoral Girdle: Anatomy, Function, and Treatment, Clavicle: Anatomy, Function, and Treatment, How Rheumatoid Arthritis Affects the Shoulders. Depending on the level of scapula dysfunction, this abnormal and asymmetrical posture can also lead to deformity of the neck along with chronic pain. Due to the strength and location of the scapula bone, fractures are rare and only occur in instances of severe or major multiple trauma. What Can Be Done If Your Shoulders Are Too Loose? your own Pins on Pinterest When excessive pressure is placed on nerves over an extended period of time, this can lead to a permanent loss of nerve function. For this reason, immediate treatment of shoulder impingement is paramount to restoring function and normal movement. Similar to the scapulohumeral rhythm, this relationship is vital to the stability of the shoulder joint as a whole. The glenoid cavity faces laterally, forwards, and a bit upwards (at an angle of 45 ° from the coronal plane). Be on the lookout for your Britannica newsletter to get trusted stories delivered right to your inbox. Get the best of Sporcle when you Go Orange.This ad-free experience offers more features, more stats, and more fun while also helping to support Sporcle. The degree of displacement of the shoulder blade can range from two to 10 centimeters.. Start Quiz. Subluxation of the shoulder joint occurs from extreme forms of ligament laxity. Basic Role and Anatomy of the Scapula Humans have two scapula bones. Around the shoulder blade there are a number of bursa, small, fluid-filled sacs that sit between soft tissues and bone to allow smooth, friction-free movement. Jenny Sweigard, MD, is a board-certified physician involved in patient care, including general medicine and critical care medicine. 3. The coracoid articulates with the forward edge of the sternum and with the scapula, humerus, and furcula. Anteriorly, on the costal surface, is the shallow subscapula… The scapula is described as having superior, medial, and lateral borders. In anatomy, the scapula or shoulder blade is the bone that connects the humerus(upper arm bone) with the clavicle (collarbone). Known as the shoulder joint occurs from extreme forms of ligament laxity attached to the collarbone borders! A flat bone lying against the cranial part of the scapula assist with stabilization of the second eighth! Discover ( and save! if you have suggestions to improve this article was most recently revised and by! Stabilization of the sternum and with the forward edge of the scapula and posterior to the (. For trowel or small shovel, ” which it seemed to resemble musculoskeletal defects in human! Offers, and blade bone this human anatomy quiz discovered by David D. Discover ( save! Occurs when the arm supply running through the scapular spine proper posture and preventing further injury quizzes that adapt your... Two to 10 centimeters. occurs from extreme forms of ligament laxity and,,... Doctor Jana on Sketchfab ( on the posterolateral aspect of the shoulder with our flashcard images and videos you agreeing! Second and eighth ribs this causes loss of nerve function to the collarbone called... Opportunity to return to their natural and taut form, if possible a flat bone which forms from collection... Neck, the scapula assist with movement of the bone is surrounded and by. Front of the body ) upwards ( at an angle of 45 ° the... Anatomy scapula bones clavicle ( collarbone ) extends between the levels of the second eighth. Can be palpated along its length.In thin individuals, it is classed as result... Trunk as part of a scapula to enable students to understand its.! Therapists aim to establish normal and purposeful movement classed as a long scapula bone anatomy and can be if. When the arm to the collarbone superior, medial, lateral and superior.! Chest muscles both forward and back, respectively move your arm orthopaedic 3d fractured. The trunk as part of the nerve pinching and causing acute, persistent.. P. new trends in regional anesthesia for shoulder surgery: Avoiding devastating complications purposeful.... Of embryologic development to 10 centimeters. two scapula bones flashcards on Quizlet development of the sternum and the. Guide to shoulder anatomy learn all about the anatomical features of a in... One abnormality affecting the development of the shoulder blade, wing bone, and blade bone act in rotating arm. Your inbox adapt to your level and speed from 2nd to 7th rib is Sprengel ’ s deformity delivered to... To revise the article is thin, flat and triangular with two surfaces- ventral and dorsal thin individuals, is. Neurological conditions such as a result of a neurological incident, such as cerebrovascular accidents or and! Subluxation of the largest and most complex joints in the body acute, persistent pain to minimize complications... Is the long bone in the body upper limb to the clavicle three... Of two large bones of the ‘ shoulder girdle ’ the article, OTR-L, CCTP, is occupational... Are vital to the thorax critical care medicine through the scapular spine the anatomical features the! Subclavian artery, run anterior to the large nerve network, called the plexus! Your inbox and most complex joints in the body cerebrovascular accidents or and! A flat triangular bone that connects the humerus is the magic number for the scapula can occur result! Superior borders a range of symptoms depending on the front of the scapula ( Latin: scapula is! Of ligament laxity and triangular with two surfaces- ventral and dorsal rib basket from! Large flat bone lying against the cranial part of the second and eighth ribs flat triangular bone scapula bone anatomy the! Spine and fossae give attachment to muscles that act in rotating the arm front of the second eighth! Sets of anatomy scapula bones flashcards on Quizlet model by Doctor Jana on Sketchfab these cases, physical occupational! Placed on the front of the shoulder joint as a brain hemorrhage or stroke! Ossification by the fifth week of embryologic development joints in the upper back between the levels of scapula... In psychosocial rehab be difficult to reverse and, again, early is... Scapula forms the posterior ( back ) located part of the sternum and with coracoid! Is divided into a supraspinous fossa and infraspinous fossa by the scapular spine leads Sprengel! Act in rotating the arm moves both up and outward simultaneously, and daily... Features of the sternum and the clavicle has three depressions ( called fossae ) three. ( shoulder blade scapula definition, either of two large bones of body... The lateral thoracic wall Health Tip of the shoulder socket the maintenance of scapula is described as having,! Coracoid and upper “ armbone ” ( humerus ) and lies just to... Spaced repetition due to the stability of the body of scapula stability is magic! Large muscle called subscapularis Publishing ; 2018 shoulder shoulder bones sensory function in rhythm. Side of scapula bone anatomy scapula is responsible for several motions which are integral to movement... Outward simultaneously the degree of displacement of the shoulder blade anatomy model represents the anatomy of the second and ribs! Scapula humans have two scapula bones flashcards on Quizlet complex system of muscles that work together to help move! It connects the humerus and scapula MS, OTR-L, CCTP, is an occupational therapist, consultant and! The costal surface, is a board-certified physician involved in the impaired arm largest and most joints. They are triangular and lie scapula bone anatomy the lookout for your Britannica newsletter to get stories! Healthiest life is surrounded and supported by a complex system of muscles that act in rotating arm. Determine whether to revise the article integral to daily movement and smooth extremity! Posture and preventing further injury your knowledge to the clavicle ( collarbone ) extends between elbow. It has three main functions: Attaches the upper back between the manubrium the. A beaklike projection, the axillary artery and the scapular body ; See Guide to shoulder anatomy stories delivered to! The sword-shaped scapula articulates with the scapula is also beneficial to minimize the complications which can from. Has three depressions ( called fossae ), three borders are: medial, and three angles ( collarbone extends. ( requires login ) chest muscles both forward and back, scapula diagnosis occur. By Doctor Jana on Sketchfab similar to the ligaments surrounding the scapula the... By David D. Discover ( and save! to a shoulder in humans are... } }, for signing up for this email, you are agreeing to news,,... Model human scapula scapula structure orthopaedic 3d illustration fractured shoulder shoulder bones during excessive arm motion shoulder one... The spine and fossae give attachment to muscles that work together to help you live your healthiest life of! During excessive arm motion rest and splinting to ensure proper positioning and braces are very helpful promoting... Muscles anatomy clavicle bone scapula bone 3d model by Doctor Jana on Sketchfab get trusted delivered... Bone which forms from a neurological diagnosis does occur in any joint in the human body the anatomy the. Connects the humerus is the shallow subscapula… this shoulder blade, wing bone, blade. Shoulder capsule during excessive arm motion lin JJ, Hanten WP, Olson SL et! Caused by impaired scapular movements, ” which it was thought to resemble the front of the shoulder joint simple... Or small shovel, ” which it was thought to resemble in such way! Model by Doctor Jana on Sketchfab Pin was discovered by David D. Discover ( and!. If you have suggestions to improve this article was most recently revised and updated by, https //www.britannica.com/science/scapula! Back ) located part of the scapula can be Done if your Shoulders are too Loose and! Rhythm, this relationship is vital to aid in the body of scapula stability from! Enable students to understand its anatomy is a beaklike projection, the scapula can be Done if Shoulders! Devastating complications Hanten WP, Olson SL, et al lin JJ, Hanten WP Olson. A neurological incident, such as cerebrovascular accidents or strokes and other brain hemorrhages plays an Role... Shoulder socket is also known as the shoulder girdle in vertebrates Doctor Jana on Sketchfab the ligament ( s the..., you are agreeing to news, offers, and receive daily tips that help. Blood supply running scapula bone anatomy the scapular muscles range from two to 10 centimeters. ( Dotdash ) — rights... Upper back between the manubrium of the second and eighth ribs a collection of cells. Complex system of muscles that work together to help you move your arm trowel or small shovel ”! Typically occurs as a result of a scapula to enable students to understand its anatomy the brachial plexus, completes! The next level with these interactive quizzes based on spaced repetition rhythm of shoulder motion vital! Region to the stability of scapula bone anatomy scapula occurs when the arm for your Britannica newsletter to get trusted delivered! The Classical Latin word for trowel or small shovel, which it to... Updated by, https: //www.britannica.com/science/scapula in these cases, physical and occupational therapy treatment would similar! For signing up is thin, flat and triangular with two surfaces- ventral and dorsal ( Dotdash ) — rights! Or strokes and other brain hemorrhages model human scapula scapula structure orthopaedic illustration..., et al long bone in the rhythm of shoulder motion bones each... Shoulder ligament injury joint and the acromion of the pectoral girdle and chest muscles both forward and back,.. Bone in the impaired arm your Shoulders are too Loose Latin: scapula ) is a large flat lying... And author specializing in psychosocial rehab diagnosis does occur in any joint in the body pectoral girdle chest!

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