Branchial cyst develops from-: (A) 2nd branchial cleft, (B) Is brachial arch, (C) IIP arch, (D) IV1h arch
Answer is A. Ans. is 'a' i.e., 2nd branchial cleft o Remnants of second branchial cleft are most common and are usually found in viscinity of anterior border of sternocleidomastoid.