Respiratory Failure And The Mechanical Ventilation Protocol

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Question 1
Free
Multiple Choice

What is the primary pathophysiologic mechanism in alveolar hypoventilation?

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A

Decreased minute ventilation

B

Increased ventilation/perfusion ratio

C

Decreased venous admixture

D

Decreased inspired oxygen pressure

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Question 2
Free
Multiple Choice

All of the following are contraindications for noninvasive ventilation (NIV) EXCEPT:

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A

facial and head trauma.

B

community-acquired pneumonia.

C

copious, viscous sputum.

D

severe upper GI bleeding.

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Question 3
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Multiple Choice

What effect would a pulmonary embolism have on the VD/VT and the ?/? ratio?

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A

The VD/VT would increase and the ?/? would decrease.

B

The VD/VT would decrease and the ?/? would increase.

C

The VD/VT and the ?/? ratios would both increase.

D

The VD/VT and the ?/? ratios would both decrease.

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Question 4
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Multiple Choice

All of the following are causes of hypercapnic respiratory failure EXCEPT:

Choose correct answer/s
A

impending ventilatory failure.

B

apnea.

C

severe refractory hypoxemia.

D

acute ventilatory failure.

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