This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Nerves of Upper Extremity, Subject name: Anatomy
Nerv e supply of opponens pollicis - 
Select and explain. 
A. Superficial branch of ulnar nerve, B. Deep branch of ulnar nerve, C. Median nerve, D. Posterior interosseous nerve
C: Median nerve
Answer: C: Median nerve 
Explanation: Ans. is 'c' i.e., Median nerve o Hand muscles supplied by median nerve areThenar muscles (except adductor pollicis) Flexor poliicis brevis, opponens potlicis and abductor pollicis brevis. Adductor pollicis is supplied by ulnar nerve.First twolumbricals.o Hand muscles supplied by ulnar nerve are Superficial terminal branch : It supplies palmaris brevis and skin of palmar surface of medial VA fingers.Deep terminal branch : It supplies adductor pollicis, all interossei. medial two (3rd & 4,h) lumbricals and all hypothenar muscles except palmaris brevis (i.e. abductor digiti minimi, flexor digiti minimi, opponens digiti minimi).