Hygiene Project #1

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Across
  1. 2. a spiral tube in the inner ear that senses sound vibration and transmits them to the auditory nerve
  2. 5. the condition of having bad-smelling breath
  3. 7. the visible portion of the tooth, protected by a hard, white substance made of calcium called enamel
  4. 11. contains blood vessels and nerve endings that connect the tooth to the jaw
  5. 12. the tissue by which nerve impulses travel from the retina to the brain
  6. 14. holes in the teeth caused by plaque eating away at tooth enamel
  7. 15. an inflammation of the gums
  8. 16. hair follicles underneath your skin that contain oil producing glands
  9. 17. a sticky, colorless substance formed by bacteria in the mouth; coats the teeth and slowly dissolves enamel
  10. 19. a skin condition in which inflamed, clogged hair follicles cause pimples
  11. 20. the units by which sound intensity, or loudness, is measured
  12. 24. the part of the middle ear that vibrates in response to sound
  13. 25. sunscreen is very important to your health if you plan to go outside. The higher SPF would make the sunscreen stronger
  14. 26. the outermost layer of skin which protects the body from foreign substances and contains pigment-producing cells
  15. 27. the clear tissue covering the front of the eye
Down
  1. 1. an infection in which bacteria gets beneath the gums and destroys gum and bone
  2. 3. the innermost layer of skin, which contains fat, blood vessels, and nerve endings; attaches to underlying bone and muscle
  3. 4. permanent decorations that are applied to the body; examples include tattoos and piercings
  4. 6. a chronic skin condition characterized by patches of red, itchy, dry, or swollen skin
  5. 8. connects the crown to the root of the tooth at the gum line
  6. 9. a substance produced in the mouth, which contains enzymes that break down food
  7. 10. he colored part of the eye that constricts and dilates the pupil
  8. 11. the innermost, light sensitive area of the eye, composed of photoreceptors that convert light into nerve impulses and electrical signals
  9. 13. An invisible type of radiation that comes from the sun, tanning beds, or sunlamps. Can possibly cause skin
  10. 14. a severe type of acne that requires medical treatment
  11. 18. a clear part of the eye that focuses light on the retina
  12. 21. the middle layer of skin, which contains hair follicles
  13. 22. The area of your mouth that includes the lips, teeth, and tongue
  14. 23. the black opening in the middle of the iris through which light passes