When does ‘winging’ of the scapula happen?
a. When the serratus anterior muscle is very contracted
b. When the serratus anterior muscle is paralysed
c. When the pectoralis major muscle is very contracted
d. When the pectoralis minor muscle is very contracted
e. When the pectoralis major muscle is paralysed
Gauri Answered question August 16, 2024
B)
The serratus anterior muscle helps hold the scapula against the rib cage. Paralysis of this muscle can cause the scapula to protrude or “wing” away from the back.
Gauri Answered question August 16, 2024