Glenoidhumeral joint Flashcards Preview

shoulder girdle > Glenoidhumeral joint > Flashcards

Flashcards in Glenoidhumeral joint Deck (8)
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1
Q

Glenohumeral Joint

A

multiaxial synocvial ball and socket joint

2
Q

articular surface

A

head of the humerous 2/5 of sphere facing superiorly ,medially and posteriorly. covered in hyaline cartilage
To the glenoid fossa faces anteriorly laterally and slightly superiorly
deepened by the glenoid labrum
1/3rd of humeral head articulaes to glenoid fossa

3
Q

capsule

A

loose cylindrical sleeve surrounds the joint
inferior fold allows greater freedom of movement during abduction
stregthened by glenohumeral ligaments and rotator cuff muscles

4
Q

synovial membrane

A

lines the capsule attaching to the articular surface

communicating bursae

5
Q

Superior middle and inferior glenohumeral ligaments

A

glenoid process to the lesser tubercle of humerous and inferior

6
Q

transerse humeral ligament

A

bridges the greater and lesser tubercle

7
Q

coracohumeral ligament

A

blends with the capsule

lateral border of root of coracoid process to the greater tubercle blending with supraspinatus tendon

8
Q

coracoacromial ligament

A

fibro-osseous arch from coracoid process to acromion process over the head of the humerous