The Shoulder

Question 1

what does the gleno-humeral joint contain?

Answer 1

humeral head

scapular glenoid

Question 2

what is the shoulder girdle formed by?

Answer 2

scapula
clavicle
proximal humerus
supporting muscles including deltoid and rotator cuff

Question 3

muscles of the rotator cuff

Answer 3

supraspinatus
infraspinatus
teres minor
subscapularis

Question 4

role of supraspinatus

Answer 4

initiation of abduction

Question 5

role of infraspinatus

Answer 5

external rotator

Question 6

role of teres minor

Answer 6

external rotator

Question 7

role of subscapularis

Answer 7

internal rotator

Question 8

what age group does should arthritis present in and is it common?

Answer 8

not common

over 60s