<prompt> Coracoacromial ligament resists which movements?Upward displacement of humeral headAbduction of shoulderInferior displacement of humerusExternal rotation  <response>: Ans. is a i.e., Upward displacement of humeral head The coracoacromial ligament is a flat triangular band that plays a supportive role for the shoulder joint. Coracoacromial prevents Upward displacement of humeral head. 