CRE CRE Pharmacology & Medications

Question 1

Which class of medications is the first-line treatment for acute bronchospasm in asthma?

Accepted Answer

Short-acting beta-2 agonists (SABAs)

Answer

Corticosteroids

Answer

Anticholinergics

Answer

Leukotriene modifiers

Question 2

Inhaled corticosteroids (ICS) are primarily used in asthma and COPD to:

Accepted Answer

Reduce airway inflammation

Answer

Produce immediate bronchodilation

Answer

Thin mucus secretions

Answer

Suppress the cough reflex

Question 3

A patient using a metered-dose inhaler (MDI) should wait how long between puffs to ensure proper drug delivery?

Accepted Answer

30 seconds to 1 minute

Answer

10 seconds

Answer

5 minutes

Answer

10 minutes

Question 4

Which bronchodilator class reduces bronchoconstriction by blocking muscarinic receptors in the airways?

Accepted Answer

Anticholinergics

Answer

Beta-2 agonists

Answer

Methylxanthines

Answer

Corticosteroids

Question 5

Theophylline belongs to which pharmacological class of bronchodilators?

Accepted Answer

Methylxanthines

Answer

Beta-2 agonists

Answer

Anticholinergics

Answer

Mast cell stabilizers

Question 6

What is the primary mechanism of action of montelukast (Singulair) in asthma management?

Accepted Answer

Leukotriene receptor antagonism

Answer

Beta-2 receptor agonism

Answer

Mast cell membrane stabilization

Answer

Phosphodiesterase inhibition