Question 12 (5 points) Which of the following is NOT true of expiration: Questio

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Question 12 (5 points)

Which of the following is NOT true of expiration:

Question 12 options:

A) it is largely a passive process

B) it is usually effortless

C) gas flows out to equalize inside and outside the lungs

D) intrapulmonary volume decreases when the rib cage descends

E) intrapulmonary volume increases when the lungs recoil

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Question 13 (5 points)

The total amount of exchangeable air is the:

Question 13 options:

A) tidal volume

B) inspiratory reserve volume

C) expiratory reserve volume

D) vital capacity

E) dead space volume

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Question 14 (5 points)

Most carbon dioxide is transported in plasma as:

Question 14 options:

A) carbohemoglobin

B) bicarbonate ion

C) oxyhemoglobin

D) hydrogen ion

E) carbonic acid

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Question 15 (5 points)

The bluish cast that results from inadequate oxygenation of the tissues is called:

Question 15 options:

A.cyanosis

B. xanthosis

C.melanosis

D.albinism

E. erythema

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Question 16 (5 points)

One of the most important stimuli leading to increased rate and depth of breathing is:

Question 16 options:

A) decreased oxygen level in the blood

B) increased blood pH

C) increased carbon dioxide in the blood

D) increased hydrogen ion in the blood

E) decreased carbon dioxide in the blood

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Question 17 (5 points)

Emphysema results in all of the following except:

Question 17 options:

A) enlarged alveoli

B) lung fibrosis

C) barrel chest

D) decreased lung elasticity

E) moon face

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Question 18 (5 points)

IRDS is:

Question 18 options:

A) infant respiratory disease state

B) intermittent respiratory distress state

C) infant respiratory distress syndrome

D) intermittent respiratory disease syndrome

E) infant respiratory disease syndrome

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Question 19 (5 points)

Which of the following is NOT true of cystic fibrosis:

Question 19 options:

A) it is a common genetic disease

B) it causes over secretion of thick mucus that clogs the respiratory passages

C) it impairs food digestion

D) it causes sweat glands to produce an extremely salty perspiration

E) it is rarely fatal

A) it is largely a passive process

B) it is usually effortless

C) gas flows out to equalize inside and outside the lungs

D) intrapulmonary volume decreases when the rib cage descends

E) intrapulmonary volume increases when the lungs recoil

Explanation / Answer

12.(E)intrapulmonary volume increases when the lungs recoil

intrapulmonary volume decreases as the lungs recoil.

13.(A)tidal volume

it is the amount of air that can be inhaled normally.

14.B) bicarbonate ion

maximum amount carbondioxide is transported in the form of dissolved  bicarbonate ion in plasma.

15.(A) cynosis

It's usually caused by low oxygen levels in the red blood cells or problems getting oxygenated blood to your body.

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