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
[{'content': 'One of the following is supplied by median nerve: \nSelect and explain. \nA. 1st and 2nd lumbricals, B. Hypothenar muscles, C. Palmar interossei, D. Dorsal in terossei', 'role': 'user'}, {'content': "Answer: A \nExplanation: Ans: A (1st and 2nd lumbricals) Ref: Gray's Anatomy: Anatomical basis of clinical practice by Susan Standring,ChurchiU Livingstone, 40th edition, 2008, Pg. 895Explanation:BrachialplexusbranchOriginSpinal segmentFunctionMediannerveMedia) and lateral cordsC5 to T1Motor:* All muscles in anterior compartment of forearm (except flexor carpi ulnaris and medial half of flexor digitorum profundus)* Three thenar muscles* Two lateral lumbncal muslcesSensory:Skin over the palmar surface of the lateral three and one half digits and lateral side of palm and middle of wrist", 'role': 'assistant'}]