University:
Coventry University
Course:
B940 | Biomedical Science
Academic year:

2023
Views:

55

Pages:

5
Author:

Badusha S

Shoulder Joint Type - Shoulder Joint is a - of ball and go synovial Joint socket variety of: Articular surface - The joint is formed articulation The glenoid cavity of the scapula (medially) Head Humerus (laterally) - Therefore, it is - Articulation. also called Glenohumeral it is a weak font but permits great mobility.d - Stability of the joint is maintained by! 1) The coraco acromial arch 2) The musculotendinous of courts of the shoulder 3) The glenoidal labrum Ligaments 1) The capsular ligament very is loose and permit Pree movement it is least supported interiorly, where dislocations are common that damage the axillary neve pikas - Medially: The capsule is attached to the scapula, and Hab supra glenoid Of the labrum. beyond tubercle The and margin Laterally: Pre it is attached to the anatomical neck of the humerus Anteriady: The capsule is reinforced by !! 1. Stuto supplemental band called superior middle, and interior Glenohumeral ligament in the The and area middle point of between the Juperior glen humeral ligament weakness of the capsule weit Brecht) which is the Anterior diste humeral head. a (Foramen a common site of dislocation 2) coracohumeral ligament - it extends from the root coracoid process humerus to opposite the given strength the of the neck of greter tubercle. to the capsule. 3) Transverse humeral ligament - jos bridges the upper part of the 11 bicipital grooves of the humerus. -Tendon of long head of old biceps brachii deep to the ligament.. passes de 4) glenoidal labrum a fibrocartilaginous tim the margin which of glenoid cavity In crewing the depth of the cavit Cover) to the Bursae Related to the point 1) subacromial bursae 2) subscapulari bursae 3) Infraspinatw bursae Relations (shoulder Jom NBSMUL • Superiorly!- coracoacromial arch, subacromial bursao, supraspinatus andordeltoida y ester Inferiorly, Lony head of triceps brachii, axillary nerve and humeral artery. posterior 19 Circumpt flex Anteriorly - subscapularis, coracobrachialis, short head of biceps brachii ap deltoid. Posteriorly - Infraspinatus, dere and deltoid. minor within the joint head 아 Tendon biceps brachii of long Blood supply Anterior circumplex humeral vessels posterior circumplex humeral vessels supraspi suprascapular vessels Subscapular vessels. Nerve supply Axillary nerve musculocutaneous nerve Supra scapular nerve.