1. Welcome to
Jeopardy!

2. SKIN ! The bag Your In !
Review Game

3. Skin Layers
Skin
Features
Mammals
Hair
& Nails
Skin
Injuries
& Cancer
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4. There are this many layers in your skin.

5. What is three?
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6. This is the layer with no blood vessels.

7. What is the epidermis?
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8. This layer has adipose cells that are fat-filled cells.

9. What is the hypodermis?
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10. This layer prevents most water loss and gives most protection from the environment.

11. What is the epidermis?
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12. This layer has sweat glands which help cool the body.

13. What is the dermis?
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15. What is a sweat gland used to cool you off?
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17. What is a sebaceous gland that produces oils (sebum) to keep your skin soft and kill bacteria?
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19. What is the hair erector muscle used to make hairs stand on end?
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20. When people drink alcohol, they often feel warm, but they are actually cooling off faster than normal. This is what is happening in their skin.

21. What is the flow of blood is diverted to the skin through “opened” vessels where heat can be released into the atmosphere (vasodilation)? (This is why when people drink alcohol in very cold weather they are more likely to get hypothermia!)
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22. B A

23. What is… A: Pacinian Corpuscle to sense deep pressure B: Meissner’s Corpuscle to sense light pressure
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24. Dogs are forced to pant to cool down because they lack these in the skin covering most of their body.

25. What are sweat glands (dogs only have them in their ears and pads)?
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26. This common mammal has retractable nails to help with protection against other animals.

27. What are cats?
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28. This hard structure found on the heads of some mammals has bone in the middle of it, with keratin surrounding that.

29. What is a horn?
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30. This statement is either true or false: The temperature of this room can be assumed to be 70F. The body temperature be of an animal that is homeothermic would therefore be 70F?

31. What is false?
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32. This is a difference between dog hair and human hair.

33. What is multiple hair shafts come out of the same follicle?
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34. This protein makes up hair and nails.

35. What is keratin?
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36. This is the living part of nails.

37. What is the matrix?
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38. This is the visible part of the matrix that looks moon-like.

39. What is the lunula?
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40. Hair keeps us warm by doing this.

41. What is insulating us by trapping air near our skin?
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42. The root of the hair is in this layer which causes the hair to have sensors as well.

43. What is the dermis?
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44. This is the most common type of skin cancer.

45. What is basal cell carcinoma?
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46. This skin cancer causes melanocytes to divide uncontrollably.

47. What is malignant melanoma (the deadliest form of skin cancer)?
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48. By using this we can prevent skin cancer.

49. What is sunscreen?
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50. During this injury, vasoconstriction causes a slowing of blood to the extremities and then the cells are starved of oxygen which can then crystalize and rupture cells.

51. What is frostbite?
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52. An abnormal growth of cells due to mutations in their DNA is called this.

53. What is cancer?
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54. Explain how your body deals with a cut or puncture.
Final Jeopardy !
Explain how your body deals with a cut or puncture.

55. 1. Stop the bleeding. Vasoconstriction and clotting. 2
1. Stop the bleeding! Vasoconstriction and clotting. 2. Fight bacteria with white blood cells. 3. Start healing the wound.