The horse's pectoral region

The pectoral region of a horse on its back with one fore limb drawn up and the skin reflected, on a 1922 lithograph (McFadyean, Plate I): twenty-three structures in Latin – the cephalic vein with the accessory cephalic vein, the superficial cervical artery and the supraclavicular nerves in the…

A real anatomical diagram. Hover any part to see its name, click to answer the quiz question.