Pierce_Sanders Test Skin, Homestasis, And More

Question 1

1. How does the skin help regulate body temperature

Answer 1

By enabling excess heat escape from the body

NB 27. BP. Skin

Question 2

6. On the skin diagram #8 is pointing to (a oval shape below the dermis)

Answer 2

Nerve

NB 20. CLF Skin Diagram

Question 3

10. On the skin diagram #11 is pointing to(a muscle coming from the hair follicle)

Answer 3

Arrector pili muscle

NB 20. CLF Skin Diagram

Question 4

15. What are some functions of the skin.

Answer 4

Response to stimuli
Vitamin D production
Temperature regulation
Protection

NB 28. WKST- Skin

Question 5

18. When the arrector pili muscle contract

Answer 5

Goose bumps form on your skin

NB 20. CLF Skin Diagram

Question 6

20. Nerves and blood vessels in the skin are located in the

Answer 6

Dermis

NB 20. CLF Skin Diagram

Question 7

22. What is a catalase

Answer 7

A catalase is a chemical, an enzyme, catalyst, and protein

26. Lab- Enzymes and Temperature

Question 8

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

Answer 8

Arrector pili

20. CLF Skin Diagram

Question 9

26. What can you conclude from the fact that your skin prevents harmful germs from entering your body?

Answer 9

Germs can enter your body through cuts and scraps

27. BP. Skin

Question 10

28. Positive feedback control mechanisms are:

Answer 10

More rare than negative feedback mechanisms and tend to increase the original stimulus
NB 23. Notes-Homeostasis

Question 11

29. The hormone that signals the kidneys to regulate the amount of water in the body

Answer 11

Antidieuritc

NB 23. Notes-Homeostasis

Question 12

30. In your body the type of feedback that happens daily is

Answer 12

Negative

23. Notes-Homeostasis

Question 13

31. For a cell to move from the basal layer to top layer of the epidermis takes aproximamently

Answer 13

2 weeks

NB 27. BP. Skin

Question 14

38. When the body temperature becomes abnormally high, thermoregulation homestasis is maintained by

Answer 14

An increase in sweat gland activity and an increase in blood flow to the skin
23. Notes-Homeostasis

Question 15

40. 2H2O2—–> O2(g) + 2H2O(1)

How many hydrogen peroxide molecules are there in the equation above

Answer 15

2

26. Lab- Enzymes and Temperature

Question 16

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

Answer 16

Arrector Pili

20. CLF Skin Diagram

Question 17

54. Which organelles release chemicals that break down large food particles into smaller ones

Answer 17

Lysosomes

25. Lab- Edible Cell

Question 18

61. What might happen if your respiratory center malfunctioned

Answer 18

The oxygen level in your body might go out of balance

19. BP-Homeostasis

Question 19

62. What is something that will help the body to cool down.

Answer 19

Evaporation of sweat from the skins surface

23. Notes-Homeostasis

Question 20

65. High fever during an illness is part of which feedback

Answer 20

Positive

27. BP. Skin

Question 21

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

Answer 21

5 layers

27. BP. Skin

Question 22

74. What are two fibers of the dermis

Answer 22

Collagen and elastin

27. BP. Skin

Question 23

76. Which of the following best describes the function of mitochondria

Answer 23

They convert energy from food molecules into energy the cell can use
25. Lab- Edible Cell

Question 24

78. The forehead, eyelids, and the shin are missing which layer of skin

Answer 24

Subcutaneous tissue

27. BP. Skin

Question 25

82. The substances that waterproofs and lubricates your hair and skin

Answer 25

Sebum

23. Notes-Homeostasis

Question 26

89. The independent variable in our experiment with the lab Enzymes and Temperature was

Answer 26

Water temperature

26. Lab- Enzymes and Temperature

Question 27

90. Light skinned races such as Caucasians gave

Answer 27

Aproximently the same number of melanocytes with darker skins
23. Notes-Homeostasis

Question 28

94. The dependent variable in our experiment is illustrated by the

Answer 28

Height of column bubbles

26. Lab- Enzymes and Temperature

Question 29

95. The independent variable is the

Answer 29

Manipulated

26. Lab- Enzymes and Temperature

Question 30

96. Skin cells produce____ which helps the digestive system absorb calcium

Answer 30

Vitamin D

28. WKST- Skin

Question 31

98. Fat is one type of ____ tissue

Answer 31

Connective

23. Notes-Homeostasis

Question 32

102. A healthy________ provides the raw materials and energy for healthy skin

Answer 32

Diet

23. Notes-Homeostasis

Question 33

104. Identify structure A and its function (pointing to the Golgi body which is right outside the endoplasmic reticulum)

Answer 33

Golgi body- repackages proteins

25. Lab- Edible Cell

Question 34

105. Describe mammals characteristics and describe them.

Answer 34

Endothermic homeotherm vertebrate animals. In most mammals, these include:
The presence of hair or fur.
Sweat glands.
Glands specialized to produce milk known as mammary glands- prolactin
Three middle ear bones- anvil, hamper, and stirrup. A neocortex region in the brain, which speacilizes in seeing and hearing. Specialized teeth.
A four chambered heart.
All mammals except for a few viviparous produce living young.

24. Mammal characteristics