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2nd Period Pierce_Sanders Science > Pierce_Sanders Test Skin, Homestasis, And More > Flashcards

Pierce_Sanders Test Skin, Homestasis, And More Flashcards

1
Q
  1. How does the skin help regulate body temperature
A

By enabling excess heat escape from the body

NB 27. BP. Skin

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2
Q
  1. On the skin diagram #8 is pointing to (a oval shape below the dermis)
A

Nerve

NB 20. CLF Skin Diagram

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3
Q
  1. On the skin diagram #11 is pointing to(a muscle coming from the hair follicle)
A

Arrector pili muscle

NB 20. CLF Skin Diagram

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4
Q
  1. What are some functions of the skin.
A

Response to stimuli
Vitamin D production
Temperature regulation
Protection

NB 28. WKST- Skin

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5
Q
  1. When the arrector pili muscle contract
A

Goose bumps form on your skin

NB 20. CLF Skin Diagram

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6
Q
  1. Nerves and blood vessels in the skin are located in the
A

Dermis

NB 20. CLF Skin Diagram

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7
Q
  1. What is a catalase
A

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

26. Lab- Enzymes and Temperature

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8
Q
  1. The bundle of smooth muscles associated with hair follicles is called
A

Arrector pili

20. CLF Skin Diagram

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9
Q
  1. What can you conclude from the fact that your skin prevents harmful germs from entering your body?
A

Germs can enter your body through cuts and scraps

27. BP. Skin

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10
Q
  1. Positive feedback control mechanisms are:
A

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

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11
Q
  1. The hormone that signals the kidneys to regulate the amount of water in the body
A

Antidieuritc

NB 23. Notes-Homeostasis

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12
Q
  1. In your body the type of feedback that happens daily is
A

Negative

23. Notes-Homeostasis

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13
Q
  1. For a cell to move from the basal layer to top layer of the epidermis takes aproximamently
A

2 weeks

NB 27. BP. Skin

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14
Q
  1. When the body temperature becomes abnormally high, thermoregulation homestasis is maintained by
A

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

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15
Q
  1. 2H2O2—–> O2(g) + 2H2O(1)

How many hydrogen peroxide molecules are there in the equation above

A

2

26. Lab- Enzymes and Temperature

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16
Q
  1. Muscles are associated with hair follicles and are positioned in such a way that they contract in reaction to cold or emotional stimuli
A

Arrector Pili

20. CLF Skin Diagram

17
Q
  1. Which organelles release chemicals that break down large food particles into smaller ones
A

Lysosomes

25. Lab- Edible Cell

18
Q
  1. What might happen if your respiratory center malfunctioned
A

The oxygen level in your body might go out of balance

19. BP-Homeostasis

19
Q
  1. What is something that will help the body to cool down.
A

Evaporation of sweat from the skins surface

23. Notes-Homeostasis

20
Q
  1. High fever during an illness is part of which feedback
A

Positive

27. BP. Skin

21
Q
  1. How many layers of skin cells are found in the epidermis
A

5 layers

27. BP. Skin

22
Q
  1. What are two fibers of the dermis
A

Collagen and elastin

27. BP. Skin

23
Q
  1. Which of the following best describes the function of mitochondria
A

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

24
Q
  1. The forehead, eyelids, and the shin are missing which layer of skin
A

Subcutaneous tissue

27. BP. Skin

25
Q
  1. The substances that waterproofs and lubricates your hair and skin
A

Sebum

23. Notes-Homeostasis

26
Q
  1. The independent variable in our experiment with the lab Enzymes and Temperature was
A

Water temperature

26. Lab- Enzymes and Temperature

27
Q
  1. Light skinned races such as Caucasians gave
A

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

28
Q
  1. The dependent variable in our experiment is illustrated by the
A

Height of column bubbles

26. Lab- Enzymes and Temperature

29
Q
  1. The independent variable is the
A

Manipulated

26. Lab- Enzymes and Temperature

30
Q
  1. Skin cells produce____ which helps the digestive system absorb calcium
A

Vitamin D

28. WKST- Skin

31
Q
  1. Fat is one type of ____ tissue
A

Connective

23. Notes-Homeostasis

32
Q
  1. A healthy________ provides the raw materials and energy for healthy skin
A

Diet

23. Notes-Homeostasis

33
Q
  1. Identify structure A and its function (pointing to the Golgi body which is right outside the endoplasmic reticulum)
A

Golgi body- repackages proteins

25. Lab- Edible Cell

34
Q
  1. Describe mammals characteristics and describe them.
A

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.

  1. Mammal characteristics

2nd Period Pierce_Sanders Science (25 decks)

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