Serratus anterior is supplied by which nerve?
ANSWER: (A) Long thoracic nerveREF: Gray s anatomy 40th ed chapter 46Serratus anterior is innervated by the long thoracic nerve, C5, 6 and 7, which descends on the external surface of the muscle.
Long thoracic nerve
Spinal accessory nerve
Dorsal scapular nerve
Axillary nerve
Back, Deltoid, and Scapular Region