Muscles of shoulder that move the humerus

Question 1

Also known as Rotator cuff muscles, What are they?

Answer 1

Supraspinatus
Infraspinatus
Teres minor
Subscapularis

Question 2

Action/purpose

Answer 2

Strengthen and stabilize the shoulder joint as well as join the scapula to the humerus

Question 3

Supraspinatus does what?

Answer 3

Initiate the abduction movement of shoulder joint to be completed by deltoid muscles

Question 4

deltoid muscles is

Answer 4

principle abductor of the shoulder

Question 5

Supraspinatus and infraspinatus are innervated by

Answer 5

suprascapular nerver

Question 6

Teres minor is innervated by

Answer 6

axillary nerve

Question 7

Subscapularis is inenrvated by

Answer 7

lower and upper subscapular nerve