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Across 1. get their name because, as the last teeth to erupt, they break through when a person is becoming an adult and is supposedly wiser. 5. formed in the top of the lip as either a small gap or an indentation in the lip 6. condition in which the two plates of the skull that form the hard palate (roof of the mouth) are not completely joined. 7. squarish, sharp-edged teeth at the front and middle of the mouth 10. located on either side of the uvula and look like twin pillars holding up the opening to the pharynx. 12. common form of mouth ulcer that girls get more often than guys. 14. innermost portion of the tooth 18. hardest tissue in the body, covers the crown. 21. To the sides of the incisors are the long, sharp ____________, two on the bottom and two on the top. 22. disease affects the gums and tissues supporting the teeth. 23. The _______________ forms a curtain between the mouth and the throat 24. Behind the canines are the _________ 25. inflammation of the gums characterized by redness, swelling, and sometimes bleeding 26. dangling fleshy object at the back of the mouth 28. situated behind the bicuspids, have points and grooves. 29. Humans are ______________, meaning that they develop two sets of teeth. 30. fancy way of saying chewing

Down 2. small, painful ulcers inside their mouths that may decrease their desire to eat and drink, putting them at risk of dehydration. 3. The first set of teeth, the ______________ teeth are also called the milk, primary, temporary, falling-off, or baby teeth. 4. covered with skin on the outside and with slippery mucous membranes on the inside of the mouth 8. major lip muscle 9. Under the gum line, a bony layer of _______________ covers the outside of the root and holds the tooth in place within the jawbone. 11. painful, clustered blisters inside the mouth or on a person's lip. 13. Three pairs of ___________ glands in the walls and floor of the mouth secrete saliva 14. set of 32 ______________ teeth, which are also called secondary or adult teeth. 15. the gums loosen around the teeth and pockets of bacteria and pus form, sometimes damaging the supporting bone and causing tooth loss. 16. The mouth is lined with __________ membranes 17. The bacteria digest the carbohydrates in the food and produce acid, which dissolves the tooth's enamel and causes a __________ 19. It is the _________ that gives the tooth its slightly yellowish tint. 20. failure of the upper and lower teeth to meet properly when you bite down. 27. A bundle of muscles extends from the floor of the mouth to form the ____________