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Across 3. Draws the angle of the mouth upward and backward, as in laughing 7. Draws tongue and hyoid bone foraward 8. Production of life 10. Located close to the optic nerves, where an infection may damage vision 12. Largest 14. Forms posterior pillar of fauces; serves to narrow fauces and helps to shut off nasopharynx. 16. a suture where the frontal and the parietal bones joins 17. Function is defense against disease, 20. Tonsils that are located in the oropharynx between the anterior and posterior pillars of fauces (throat) and are visible through the mouth. 22. Forms floor of mouth; elevates (raises ) tongue and depress (lowers) jaw 23. Depress and protrudes the tongue 25. a suture at the midline of the skull, the two parietal bones 26. Closes and puckers the lips, aids in chewing and speaking by pressing the lips agains teeth 27. Digestion of food 30. Assists in swallowing by raising hyoid bone 33. Raises mandile and closes jaws 35. Transport of oxygen to cells 36. a suture that joins the parietal bones 37. Cavity located at the front of the body 38. Compresses chekks against teeth and retracts angle of mouth 39. Reception of stimuli

Down 1. Tonsils that are located on the back of the tongue 2. Tonsils also known as adenoid , are found in the nasopharynx 4. Depresses mandible to open jaw 5. Sinus located in the forehead just above the left and right eye 6. Muscles that closes jaw: acting with lateral pterygoid on same side, pulls mandible to one side 9. Protection of body, regulation of body temperature 11. Irregularly shaped air cells separated from the orbital cavity by a very thing layer of bone 13. Elevates base of tongue, arching tongue against soft palate; depresses soft palate toward tongue 15. Integration of bodily functions, control of growth, maintenance of homeostasis 18. This muscle demarcates superior portion of anterior cervical triangle, forming (with the mandible) a submanidibular triangle of each side of neck 19. Retracts the tongue 21. Cavity located at the back of the body 24. Function is respiratory, nutritive, excretory 25. A system that's function is protection, support and shape; hematopoietic; storage of certain minerals. 28. Retracts and pulls down side of tongue 29. Muscle that raises mandible and closes jaw 31. Raises and wrinkles skin of chin and pushes in lower lip 32. Located between the lungs and aove the diaphragm, houses the heart 33. Holding ody erect, locomotion, movement of body fluids, production of heat, communication 34. formation and elimination of urine