VI. The Pelvic Extremities 76 Innominate Bones 76 Femur 79 Patella 80 Tibia 80 Fibula 82 Tarsus 82 Bones of the Foot 85 Joints and Ligaments of the Pelvic Limbs 86 THE MUSCLES 93 I. Muscles of the Skin 93 II. Muscles of the Head 96 _A._ Superficial Muscles 96 _B._ Deep Muscles 107 _a._ Muscles of Mastication 107 _b._ Muscles of Hyoid Bone 112 III. Muscles of the Body 115 1. Muscles of the Back 115 _A._ Muscles of the Shoulder 115 _B._ Muscles of the Vertebral Column 123 _a._ Muscles of the Lumbar and Thoracic Region 126 _b._ Dorsal Muscles of the Cervical Region 131 _C._ Muscles of the Tail 136 2. Muscles on the Ventral Side of the Vertebral Column 138 _A._ Lumbar and Thoracic Regions 138 _B._ Muscles on the Ventral Side of the Neck 139 3. Muscles of the Thorax 144 _A._ Breast Muscles (Connecting the Arm and Thorax) 144 _B._ Muscles of the Wall of the Thorax 148 4. Abdominal Muscles 153