Digastric muscles are the following except: (A) Occipitofrontalis, (B) Sternocleidomastoid, (C) Omohyoid, (D) Muscular fibers in the ligament of treitz
Answer is B. Sternocleidomastoid is a muscle with two heads and one belly like the biceps brachiii Digastric muscles have two bellies Occipitofrontalis muscle has two bellies: Occipital belly and Frontal belly Omohyoid superior and inferior belly Ligament of Treitz is a digastric muscle with a skeletal muscle belly, which arises from the left crus of diaphragm and a smooth muscle belly which arises from the duodeno - jejunal junction. It has an intermediate tendon attaching to the connective tissue around the celiac trunk of aoa. Ref: Gray's39e/p185-210