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HESI RN · HESI Pharmacology · Drugs affecting the respiratory system Quizlet

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Showing all 5 practice questions with expert explanatory rationales.

Question 1 of 5

HÃƒÂ¢Ã¢â‚¬Å¡Ã‚Â antihistaminics are beneficial in

A. All types of allergic disorders

B. Certain type I allergic reactions only

C. Anaphylactic shock

D. Bronchial asthma

Expert Explanatory Rationale

Correct Answer: Certain type I allergic reactions only

Question 2 of 5

Which of the following is a nonselective but very potent and efficacious bronchodilator that is not active by the oral route?

A. Aminophylline

B. Cromolyn

C. Epinephrine

D. Ipratropium

Expert Explanatory Rationale

Correct Answer: Epinephrine

Question 3 of 5

In a patient of bronchial asthma, inhaled salbutamol produces the following effect(s).

A. Inhibits antigen-antibody reaction in the lungs

B. Causes bronchodilatation

C. Reduces bronchial hyperreactivity

D. Both (b) and (c)

Expert Explanatory Rationale

Correct Answer: Causes bronchodilatation

Question 4 of 5

Bromhexine acts by

A. Inhibiting cough center

B. Irritating gastric mucosa and reflexly increasing bronchial secretion

C. Depolymerizing mucopolysaccharides present

D. Desensitizing stretch receptors in the lungs

Expert Explanatory Rationale

Correct Answer: Depolymerizing mucopolysaccharides present

Question 5 of 5

While monitoring a 67-year-old patient that is receiving volume controlled SIMV, you note that the patient has bilateral wheezes upon auscultation with an increased peak pressure. Which of the following would be appropriate for this patient?

A. Suction the patient's airway

B. Order a stat chest X-ray

C. Check the cuff pressure

D. Administer their prescribed bronchodilators

Expert Explanatory Rationale

Correct Answer: Administer their prescribed bronchodilators

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