True about the Serratus anterior muscle is: (A) Originates from the lower four ribs, (B) Bipennate muscle, (C) Supplied by the subscapular nerve, (D) Helps in forced inspiration
Answer is D. Serratus anterior helps in veical overhead abductionQ (assisted by trapezius), forward punchQ (assisted by pectoralis minor) & forced inspirationQ; it's paralysis leads to winging of scapulaQ