quiz #4 - fluids Flashcards

1
Q

How much of the total volume of body fluid is intracellular fluid?

A

2/3

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2
Q

80% of the extracellular fluid is…

A

interstitial fluid

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3
Q

Which of the following occurs when water loss is greater than water gain?

A

Dehydration

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4
Q

The response of the body to decreasing blood pressure will NOT include which of the following?

A

Dehydration

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5
Q

Which of the following is the main factor that determines water loss?

A

Urination

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6
Q

Which of the following is used to promote Nat reabsorption by the kidneys?

A

Aldosterone

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7
Q

Natriuresis

A

none of the above

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8
Q

A decline in angiotensin I levels does NOT result in…

A

increased Calcium reabsorption

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9
Q

The major hormone that regulates water loss is…

A

ADH

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10
Q

Water intoxication results from…

A

dilute body fluids and a decrease in the osmolarity of interstitial fluids

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11
Q

In extracellular fluid the most abundant cation is…

A

Na+

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12
Q

In extracellular fluid the most abundant anion is…

A

Cl-

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13
Q

Which of the following is the most abundant mineral in the body?

A

Calcium

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14
Q

PTH, calcitriol and calcitonin are…

A

the main regulators of calcium in the blood

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15
Q

Buffer systems, exhaling carbon dioxide, and excretion by the kidneys, are all…

A

ways of controlling H+ levels in the body

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16
Q

Inadequate exhalation of carbon dioxide can cause…

A

blood pH to drop

17
Q

Which of the following is the most common cause of metabolic alkalosis?

A

Vomiting

18
Q

What part of the brain contains the thirst center?

A

Hypothalamus

19
Q

Which of the following is a common cause of respiratory acidosis?

A

Hypoventilation due to emphysema

20
Q

An individual consumes a large amount of highly salted foods over the course of a day. What might be the result of this?

A

Hypertension