Third head of biceps brachii: A rare occurrence in the Indian population.

A study of the incidence of the third head of the biceps brachii (caput accessorium) was carried out in the Department of Anatomy, Kasturba Medical College, Mangalore, India. The observations were made during routine cadaveric dissections to teach the undergraduate students. Forty-eight cadavers were included in the study. The occurrence of this anomaly and its morphology are discussed.