Erb's point is formed by: (A) C4 and C5, (B) C5 and C6, (C) C6 and C7, (D) C6 and T1
Answer is B. Erb's point is formed by the C5 and C6 root, anterior and posterior divisions of upper trunk, subscapular nerve and nerve to subclavius. Injury to upper trunk causes Erb's paralysis. B D Chaurasia 7th edition Page no: 59