muscles of the shoulder/ Axilla and brachial plexus Flashcards
1
Q
trapezius action
A
upward rotation
2
Q
three parts of trapezius and actions
A
- descending - upward rotation
- transverse - retraction
- ascending - upward rotation
3
Q
what innervates trapezius
A
- CN 11 - C3-4 spinal nerves
- sensory: pain and proprioception
4
Q
blood supply for trapezius (3parts)
A
- descending: Occipital artery
- transverse: transverse cervical artery
-ascending: dorsal scapular artery
5
Q
what movement does levator scapulae muscles do?
A
- elevation and downward rotation of scapula
6
Q
what movement does rhomboid major and minor do?
A
retracts and downward rotation of scapula
7
Q
A
