Personal Hygiene

4. a harder substance that requires professional cleaning to be removed.
6. acne is a particularly severe type of acne that does not clear up without medication.
7. tiny insects that attach to hair and feed on human blood.
10. is a yellow or blackish bump inside a clogged pore and is more open to the air.
11. hair follicles under the skin, become clogged with oil.
12. a hard protein; what the fingernails and toenails are of.
16. which is an infection caused by bacteria getting under the gums and destroying gums and bone, also called periodontal disease.
18. layer under the enamel.
19. dries up sweat and helps reduce sweating.
21. covers up the odor of sweat.

1. pain or ringing in the ears after exposure to excessively loud sounds.
2. a hard white substance made of calcium
3. is a sticky, colorless film that coats the teeth and dissolves their protective enamel.
5. is a pimple characterized by whitish pus.
8. is the visible portion of the tooth.
9. connects the crown to the root of the tooth at the gum line.
13. a skin condition that causes pimples.
14. holes in the teeth that occur when plaque eats into a tooth’s enamel.
15. an inflammation of the gums.
17. is a condition that causes swollen, red, dry, and itchy patches of skin; also called dermatitis.
20. contains blood vessels and nerve endings that connect the tooth to the jaw.
21. or white flakes of dead skin in the hair and on the shoulders.