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Spencer_Elisabeth Life Science > Spencer_Elisabeth test: skin > Flashcards

Spencer_Elisabeth test: skin Flashcards

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0
Q

3. Your dead skin cells make up what percentage of the dust in your house?

A

80%

  1. IHM_-_Skin_Questions
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1
Q

2. The independent variable in our experiment with the potato was what?

A

Water temperature

  1. Lab_Questions_Temperature_and_Enzymes
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2
Q

4. What is the hypodermis and where is it?

A

The layer underneath the dermis, and it is a layer of cells

  1. CLF_-_Skin
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3
Q

6. What is the epidermis?

A

The outer layer of dead skin

  1. CLF_-_Skin
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4
Q

7. What is the dermis and where is it?

A

Layer of cells that contains hair follicles, sweat glands, oil glands, and blood vessels. It also holds nerve endings that give you sense of touch. It is located beneath the epidermis and above the hypodermis

  1. CLF_-_Skin
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5
Q

11. What is the basal layer?

A

The area where new cells are made in the epidermis, and it is located above the epidermis

  1. CLF_-_Skin
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6
Q

12. What are the things on your skin that are found in the epidermis?

A

The dead skin cells in the epidermis

  1. IHM_-_Skin_Questions
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7
Q

13. What’s a blood vessel?

A

Carries blood thorough parts of the body

  1. CLF_-_Skin
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8
Q

16. What’s the arrector pili muscle?

A

Muscle that contracts when you are scared or cold

  1. CLF_-_Skin
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9
Q

20. The forehead, eyelids, and shins are missing which layer of skin?

A

Subcutaneous tissue

  1. IHM_-_Skin_Questions
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10
Q

24. What tissues make up the skin?

A

Epithelial, connective, and nervous

  1. KaplanSkin
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11
Q

25. For a cell to move from basal layer to top layer of the epidermis takes approximately how much time?

A

2 weeks

  1. CLF_-_Skin
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12
Q

29. How many layers of skin cells are found in the epidermis?

A

5

  1. IHM_-_Skin_Questions
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13
Q

30. What will help cool the body?

A

Evaporation of sweat from the skins surface

  1. IHM_-_Skin_Questions
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14
Q

34. What measures heat?

A

Thermometer

  1. Lab_Questions_Temperature_and_Enzymes
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15
Q

37. Muscles associated with hair follicles and are positioned in such a way that they contract in reaction to cold or emotional stimuli

A

Arrector pili

  1. CLF_-_Skin
16
Q

38. What do sebaceous glands, hair follicles, and sweat glands have in common?

A

They’re all found in the dermis

  1. CLF_-_Skin
17
Q

41. Area of the body where touch receptors are most abundant on what?

A

Tongue, lips, hands, and feet

  1. IHM_-_Skin_Questions
18
Q

47. You have a new epidermis after what amount of time?

A

Three to five weeks

  1. IHM_-_Skin_Questions
19
Q

49. What are the skin layers from innermost to outermost?

A

Hypodermics, Dermis, Epidermis

  1. CLF_-_Skin
20
Q

52. What are sweat glands?

A

Aid in cooling the body

  1. IHM_-_Skin_Questions
21
Q

53. What is a function of the fibers in the dermis?

A

Strength, elasticity, and structure

  1. CLF_-_Skin
22
Q

54. Light-skinned races such as Caucasians have what?

A

Approximately the same number melanocytes than races with darker skins

  1. Skin and acne notes (brainpop)
23
Q

56. What are the two fibers of the dermis?

A

Collagen and Elastin

  1. Skin and acne notes (brainpop)
24
Q

57. Hair and nails are composed mainly of what?

A

Keratin

  1. Skin and acne notes (brainpop)
25
Q

61. Where are sebaceous glands found in the skin?

A

Dermis

  1. CLF_-_Skin
26
Q

64. Catalase is what?

A

Catalyst
Protein
Enzyme
Chemical

  1. Lab_Questions_Temperature_and_Enzymes
27
Q

66. The independent variable is the what?

A

Manipulated variable

  1. Lab_Questions_Temperature_and_Enzymes
28
Q

68. How does the skin help regulate body temperature?

A

By enabling excess heat to escape from the body

  1. IHM_-_Skin_Questions
29
Q

72. Skin cells produce _____ which helps the digestive system absorb calcium

A

Vitamin D

  1. IHM_-_Skin_Questions
30
Q

76. How does skin help maintain body temperature if a person becomes too warm?

A

The blood vessels widen or dilate

  1. IHM_-_Skin_Questions
31
Q

77. Describe the life cycle of epidermal cells

A

Cells divide to form new cells. These cells gradually move upward. After about 2 weeks the cells die and become part of the surface layer of the epidermis

  1. WKST-Skin

Spencer_Elisabeth Life Science (23 decks)

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