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3rd Period Hall_Lucy Science > Hall_Lucy - Test - Skin, Homestasis, and More > Flashcards

Hall_Lucy - Test - Skin, Homestasis, and More Flashcards

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Biology 101 flashcards
1
Q
  1. How many layers of skin cells are found in the epidermis?
A

5

NB# 20. CLF-Skin Diagram

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2
Q
  1. Where is are nerves located in skin cells and what do they look like?
A

sacs right under the epidermis that are shaped like ovals

NB# 20. CLF-Skin Diagram

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3
Q
  1. When the body temperature becomes abnormally high, what is thermoregulation homeostasis is maintained by?
A

an increase in sweat bland activity and an increase in blood flow to the skin
NB# 23. Notes - Homestasis

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4
Q
  1. What happens when your arrector pill muscles contract?
A

“goose bumps” form on the skin

NB# 23. Notes - Homeostasis

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5
Q
  1. What protein helps protect the skin and underlying tissue?
A

keratin

NB# 27. BP - Skin

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6
Q
  1. What do light-skin races such as Caucasians have?
A

approximately the same number of melanocytes than races with darker skins
NB# 27. BP - Skin

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7
Q
  1. What is the bundle of smooth muscles associated with hair follicles called?
A

arrector pili muscle

NB# 20. CLF - Skin Diagram

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8
Q
  1. Where are nerves and blood vessels in the skin located?
A

dermis

NB# 20. CLF - Skin Diagram

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9
Q
  1. What layer of skin are the forehead, eyelids, and shin missing?
A

subcutaneous tissue

NB# 27. BP - Skin

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10
Q
  1. Which of the following doesn’t belong with the others? (hint-what do they measure?)
    a. pipette
    b. thermometer
    c. 10 ml graduated cylinder
    d. 250 ml beaker
A

thermometer

NB# 26. Lab 2D Temperature

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11
Q
  1. Which of the following doesn’t belong with the others?
    a. hydrogen peroxide f. lipase
    b. lactase
    c. amylase
    d. catalase
    e. hydrogen peroxidase
A

hydrogen peroxide

NB# 26. Lab 2D Temperature

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12
Q
  1. What is the order for the following parts of skin?

dermis, epidermis, hypodermis

A

hypodermis, dermis, epidermis

NB# 20. CLF - Skin Diagram

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13
Q
  1. What are 2 fibers in the dermis?
A

collagen and elastin

NB# 27. BP - Skin

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14
Q
  1. Normal air contains approximately 20% O2 and 0.5% CO2. When a human inhales, we absorb and use some of the oxygen we breathe in. Our metabolism converts Oxygen to Carbon Dioxide, which we exhale, or outgas. Without properly functioning lungs, what would occur?
A

homeostasis would not be contained

NB# 23. Notes - Homeostasis

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15
Q
  1. Mary has finished eating a large meal. Her blood is being flooded with sugar from the meal. How is her body going to prevent the sugar from going too high?
A

Her pancreas will secrete insulin. Insulin will the the sugar to covert to glycogen to be stored in the liver…
NB# 23. Notes - Homeostasis

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16
Q
  1. Which part of the brain monitors the body’s sugar levels, temperature and water content?
A

Hypothalamus

NB# 23. Notes - Homeostasis

17
Q
  1. What is the hormone that signals the kidneys to regulate the amount of water in the body?
A

antidieuritc

NB# 23. Notes - Homeostasis

18
Q
  1. What are some positive feedback controlled mechanisms?
A

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

19
Q
  1. What best describes the function of mitochondria?
A

The convert energy from food molecules into energy cells can use.
NB# 25. Lab - Edible Cell

20
Q
  1. A healthy __________ provides the raw materials and energy necessary for healthy skin.
A

diet

NB# 28. WKST - The Skin

21
Q
  1. The layer of skin that contains nerves and blood vessels is the ___________.
A

dermis

NB# 20. CLF - Skin Diagram

22
Q
  1. Fat is one type of ____________ tissue.
A

connective

NB# 27. BP - Skin

23
Q
  1. Name mammal characteristics and describe them.
A

viviparous-give live birth
homeotherms-have a set body temperature
4 chambered heart, specialized teeth, sweat glands
3 boned-ears-anvil, hammer, stirrup
mammary glands-produce breast milk for babies
neocortex-a region of the brain that specializes in seeing and hearing
NB# 24. Characteristics of Mammals

24
Q

What process are your shoulder blades that you can only see form the back?

A

spinous process

NB# 32. CLF - Bones of the Body - Anterior, Posterior, and Lateral View

3rd Period Hall_Lucy Science (23 decks)

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