Which of the following is a direct bronchodilator

ATI RN

ATI RN Test Bank

Which of the following is a direct bronchodilator that is most often used in asthma by the oral route?

A. Aminophylline B. Cromolyn C. Epinephrine D. Ipratropium

Correct Answer: A

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

Which of the following may precipitate an asthma attack?

A. Respiratory acidosis B. Viral and bacterial infections C. Respiratory alkalosis D. Cranberry juice

Correct Answer: B

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

In the emergency department, the preferred first-line therapy for asthma exacerbation is

A. Theophylline B. A β-agonist C. A corticosteroid D. Cromolyn sodium

Correct Answer: B

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

Tachyphylaxis to many actions on repeated injection is a feature of the following autocoid

A. Histamine B. 5-Hydroxytryptamine C. Bradykinin D. Angiotensin

Correct Answer: B

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

Antitussives act by

A. Liquifying bronchial secretions B. Raising the threshold of cough centre C. Reducing cough inducing impulses from the lungs D. Both (b) and (c)

Correct Answer: D

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

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