The Superficial Muscles of a Cow
In mammals the muscles in their general plain resemble those of humans. The superficial muscles of a cow are diagramed. Labels: 1, Occipito-Frontalis. 2, Orbicularis Palpaebrarum. 3, Masseter. 5, Sterno-cleido-Mastoid. 6, Trapezius. 7, Latissimus Dorsi. 8, Pectoralis. 9, 10, External and Internal oblique muscles. 11, Opening of the mammary artery and vein (milk vein). 12, Gluteii. 13, Rectus Femoris muscle.