MuscLES OF THE FACE, HEAD, AND NECK PART A Complete the following statements: 1.

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MuscLES OF THE FACE, HEAD, AND NECK PART A Complete the following statements: 1. When the 2. The 3. The 4. The 5. The temporalis acts to 6. The 7The 8. The 9. The contracts, the comer of the mouth is drawn upward acts to compress the wall of the cheeks when air is blown out of the mouth. causes the lips to close and pucker and platysma help to lower the mandible. pterygoid can close the jaw and pull it sideways. pterygoid can protrude the jaw, pull the jaw sideways, and open the mouth. can close the eye, as in blinking. can pull the head toward the chest. can pull the head to one side, rotate it, or bring it into an upright position 10. The (extend head) The muscle used for pouting and to express horror is the 11· 12. The muscle used to smile and laugh is the PART B Name the muscle indicated by the following combinations of origin and insertion. Myscle Insertion Origin 1. Occipital bone 2. Zygomatic bone 3. Zygomatic arch 4. Sphenoid bone 5. Anterior surface of sternunm Skin and muscle around eye Orbicularis oris Lateral surface of mandible Anterior surface of madibular condyle Mastoid process of temporal bone and upper clavicle Orbicularis oris Outer surfaces of mandible and maxilla 6. 7. Fascia in upper chest 8. Temporal bone 9. Spinous processes of cervical Lower border of mandible and skin around corner of mouthh Coronoid process and anterior ramus of mandible Mastoid process of temporal bone and occipital bone Occipital bone and thoracic vertebrae Processes of cervical and thoracic vertebrac 0. 161

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