<P> The Masseter is a great, powerful, and very thick muscle covered by a tough, shining fascia lying ventral to the zygomatic arch, which is its origin . It inserts into the posterior half of the lateral surface of the mandible . Its action is the elevation of the mandible (closing of the jaw). </P> <P> The temporalis is a great mass of mandibular muscle, and is also covered by a tough and shiny fascia . It lies dorsal to the zygomatic arch and fills the temporal fossa of the skull . It arises from the side of the skull and inserts into the coronoid process of the mandible . It too, elevates the jaw . </P> <P> The two main integumentary muscles of a cat are the platysma and the cutaneous maximus . The cutaneous maximus covers the dorsal region of the cat and allows it to shake its skin . The platysma covers the neck and allows the cat to stretch the skin over the pectoralis major and deltoid muscles . </P> <P> The rhomboideus is a thick, large muscle below the trapezius muscles . It extends from the vertebral border of the scapula to the mid-dorsal line . Its origin is from the neural spines of the first four thoracic vertebrae, and its insertion is at the vertebral border of the scapula . Its action is to draw the scapula to the dorsal . </P>

Where is the stomach located on a cat