missing shoulder content/questions

Question 1

what does the IGHL restrain

Answer 1

anterior, posterior and inferior translation when the shoulder is abducted beyond 45 degrees

Question 2

SGHL restrains what

Answer 2

anterior and inferior translation with adducted humerus

Question 3

MGHL restrains what

Answer 3

translation with arm below 45 degrees abduction

Question 4

what happens to the suprascapular nerve? and what muscles do the portions innervate

Answer 4

originates C5-6, through the posterior triangle, and innervates the supraspinatus, goes through supraspinatus notch, and then goes into spinoglenoid notch. At supraspinatus notch, can have issues with both supra and infra. at spinoglenoid, will have issues of the infraspinatus

Question 5

what are the borders of the rotator cuff interval

Answer 5

supraspinatus, subscapularis and the coracoid process