RRT RRT Pharmacology

Question 1

Which bronchodilator class acts by blocking muscarinic receptors to relax airway smooth muscle?

Accepted Answer

Anticholinergics

Answer

Short-acting beta-2 agonists

Answer

Methylxanthines

Answer

Leukotriene modifiers

Question 2

What is the primary mechanism of action of albuterol?

Accepted Answer

Beta-2 adrenergic agonism

Answer

Beta-1 adrenergic agonism

Answer

Alpha-1 adrenergic agonism

Answer

Muscarinic antagonism

Question 3

Which inhaled corticosteroid is commonly used for long-term control of asthma in the US?

Accepted Answer

Fluticasone

Answer

Prednisone

Answer

Dexamethasone

Answer

Hydrocortisone

Question 4

What drug class does theophylline belong to?

Accepted Answer

Methylxanthine

Answer

Beta-2 agonist

Answer

Anticholinergic

Answer

Leukotriene inhibitor

Question 5

Which medication is used as a mucolytic to thin secretions in patients with COPD or cystic fibrosis?

Accepted Answer

N-acetylcysteine

Answer

Racemic epinephrine

Answer

Sodium bicarbonate

Answer

Magnesium sulfate

Question 6

What is the recommended dose of epinephrine for anaphylaxis in adults?

Accepted Answer

0.3 mg IM

Answer

0.1 mg IM

Answer

1.0 mg IM

Answer

0.5 mg IV