Test - Skin

Question 1

2. The responding variable in our experience with the potato

Answer 1

The amount of enzyme activity nb 34

Question 2

7. How to use a graduated cylinder

Answer 2

Look at the meniscus nb 34

Question 3

15. The follicle is

Answer 3

A part of the skin that is a baby hair nb 35

Question 4

26. What percentage of dead skin cells make up your house

Answer 4

80% nb 32

Question 5

30. What might happen if your respiratory center malfunctioned

Answer 5

The oxygen level in your blood might go out of balance nb 33

Question 6

31. Positive feedback control mechanisms are:

Answer 6

More rare than negative feedback mechanisms and tend to increase the original stimulus nb 34

Question 7

35. When the arrecter pilli muscles contract

Answer 7

Goose bumps form on the skin nb 35

Question 8

39. Which bodily system is the easiest to see without an x - ray or body scanner

Answer 8

Integumentary System nb 34

Question 9

41. Sweat glands

Answer 9

Aid in cooling body nb 38

Question 10

43. Light - skinned races such as Caucasians have

Answer 10

Approximately the same number of melanocytes as races with darker skin nb 38

Question 11

45. Which of the following is not a primary function of the skin

Answer 11

Vitamin B production nb 32

Question 12

46. What might happen if you didn’t have melanocytes

Answer 12

Your skin would be extremely pale nb 32

Question 13

48. The protein that helps project the skin and underlying tissue is

Answer 13

Keratin nb 32

Question 14

53. How does the skin help regulate body temperature

Answer 14

By enabling excess heat to escape from the body nb 32

Question 15

57. For a cell to move from the basal layer to the top layer of the epidermis takes approximately

Answer 15

2 weeks nb 32

Question 16

62. What are the areas of the body where there are more touch receptors

Answer 16

Palms of hands and soles of feet nb 33

Question 17

63. The independent variable in our experiment with the lab is

Answer 17

Water temp nb 34

Question 18

64. The bundle of smooth muscles associated with hair follicles is called

Answer 18

Arrecter pilli muscle nb 35

Question 19

67. What is the best synonym for endothermic

Answer 19

Warm - blooded nb 38

Question 20

70. In this formula what chemicals are present

Answer 20

Hydrogen peroxide, oxygen, and water nb 33

Question 21

73. Place following in right order

Nerves and hormones communicate with hypothalamus, you begin sweating, your body begins over heating.

Answer 21

Your body begins overheating, Nerves and hormones communicate with hypothalamus, you begin sweating. Nb 38

Question 22

77. How does your body make new skin

Answer 22

Through the division of existing cells nb 33

Question 23

86. Skin cells in the presence of sun produce ___ which helps the digestive system absorb calcium

Answer 23

Vitamin D nb 32

Question 24

88. Fat is one of the six types of ___ tissue which is a major tissue

Answer 24

Connective tissue nb 32

Question 25

89. A colored substance called ___ helps to protect the skin from burning

Answer 25

Melanin nb 34

Question 26

90. Completely describe her skin cells to 90. maintain a constant body temperature if a person body temperature starts to come too cold or too warm

Answer 26

Blood vessels in the skin enlarge to increased the amount of blood that flows through them. This allows heat to move from your body into the outside environment. Sweat glands in the skin produce perspiration, as the perspiration evaporates it carries heat into the air. Nb 32 & 38

Question 27

14. Light touch receptors

Answer 27

They sense light movement like a misqito bite nb 35