Exam III Questions Flashcards

1
Q

What is homeostasis?

A
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2
Q

List two things the body does to raise blood glucose when blood glucose levels drop.

A
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3
Q

What is the hormone that makes an individual feel full and satisfied?

A
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4
Q

Where is leptin secreted in the body?

A

Adipose tissue

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5
Q

As the exercise intensity increases what substrate is predominately used?

A

Carbohydrates
(Before a high-intensity work-out, individuals will often carb load to ensure they’re working to their full potential.)

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6
Q

At rest, what substrate is primarily being used in normal individuals?

A

Fat

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7
Q

In order to be in full ketosis, an individual must eat how many grams of carbs?

A

They individual must eat 50 g of carbs for 2 weeks.
(There cannot be any cheat days)

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8
Q

What is the function of water in the body?

A
  1. Cools the body off
  2. Assists in the removal of waste products
  3. Is the basis of many body fluids
  4. Huge component of plasma volume
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9
Q

In order to be considered a vitamin, what are the characteristics?

A

Prolonged absence of the nutrient produces deficiency symptoms

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10
Q

(true/false)
Vitamins such as B2 & B3 give us energy indirectly by the formation of NADH and FADH2

A

True.

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11
Q

Which of the following is a good source of vitamin C?

A

Tomato juice

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12
Q

Chronically low intake of vitamin C can result in?

A

Scurvy

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13
Q

Which of the following is a good source of vitamin D?

A

Sunlight

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14
Q

Which of the following is a function of vitamin D?

A

Helps keep strong bones

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15
Q

Which of the following is the function of vitamin A?

A

Helps with vision

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16
Q

Which of the following is a good source of vitamin A?

A

Beef

17
Q

Which of the following is a good source of vitamin E?

A

Olive oil

18
Q

Which of the following is the function of vitamin K?

A

Helps with blood clotting

19
Q

Which of the following is a function of Na?

A

Maintenance of fluid balance

20
Q

Which of the following is a source of potassium in the diet?

A

Potatoes & bananas

21
Q

Which of the following is a source of calcium in the diet?

A

Yogurt

22
Q

Which of the following is a source of zinc in the diet?

A

Steak

23
Q

Zinc does a lot in the body. Below list of the various functions of Zinc and their importance to the body (1st = most important- 4th = least). If Sandi’s zinc levels start dropping because her zinc intake is lower which of these processes would be impaired first?

Cell replication (1st)
Gene expression (2nd)
Fertility & Reproduction (3rd)
Immune response (4th)

A

4th- Immune response

24
Q

What is a source of heme iron?

A

Steak

25
Q

What is a source of non-heme iron?

A

Spinach

26
Q

What is the hormone essential for iron homeostasis?

A

Hepcidin

27
Q

Which of the following would enhance iron absorption

A

Orange juice

28
Q

What mineral would inhibit iron absorption?

A

Zinc

29
Q

What is the largest component of energy expenditure?

A

Resting energy expenditure