What prevents the alveoli from collapsing during e

ATI RN

ATI RN Test Bank

What prevents the alveoli from collapsing during exhalation?

A. surface tension B. cartilage C. phospholipids D. pressure

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Which is the most common cause of hyperventilation?

A. low pH B. high pH C. anxiety D. high carbon dioxide

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Which of these has the highest affinity for hemoglobin?

A. CO₂ B. nitrogen C. O₂ D. CO

Correct Answer: D

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Which group of animals exchange gases through their entire body surface?

A. Insects B. Fishes C. Flatworms D. Reptiles

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

Which structure reduces friction on the lung surface?

A. Bronchioles B. Alveoli C. Pleura D. Trachea

Correct Answer: C

Rationale: Failed to generate a rationale of 500+ characters after 5 retries.

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