glenohumeral ligaments Flashcards
0
Q
middle glenohumeral
purpose?
A
anterior stabilizer with arm in 0-60 degree of abduction
inferior stabilizer with arm in adduction
taut in external rotation
(absent in 30% of individuals)
1
Q
Superior glenohumeral
purpose?
A
anterior and inferior stabilizer with arm by side
taut in external rotation
2
Q
inferior glenohumeral
purpose?
A
resembles a hammock
major stabilizer beyond 45 degrees of abduction
anterior stabilizer with arm in abduction and external rotation (position of dislocation)
posterior stabilizer with arm in flexion and internal rotation
3
Q
coracohumeral
taut in what motions?
A
external rotation
extension
flexion
