NAECB Allergy & Asthma 2

Question 1

A patient with allergic asthma is exposed to cat dander. Which mediator released by mast cells is primarily responsible for the immediate bronchoconstriction?

Accepted Answer

Histamine

Answer

Histamine is the primary mast cell mediator responsible for immediate bronchoconstriction during an acute allergic reaction.

Question 2

Which spirometry pattern is most characteristic of asthma?

Accepted Answer

Reduced FEV1/FVC ratio with normal FVC

Answer

Asthma produces an obstructive pattern with a reduced FEV1/FVC ratio while FVC remains relatively normal.

Question 3

An 8-year-old with moderate persistent asthma is well-controlled on inhaled corticosteroids. What is the recommended reassessment interval before stepping down therapy?

Accepted Answer

2–3 months

Answer

NAEPP guidelines recommend reassessing asthma control every 2–3 months before stepping down therapy in well-controlled patients.

Question 4

Which allergen is most strongly associated with year-round perennial allergic rhinitis in the United States?

Accepted Answer

House dust mite

Answer

House dust mite is the most common cause of perennial allergic rhinitis because it is present year-round in household environments.

Question 5

A patient using a metered-dose inhaler without a spacer is likely depositing most of the medication in which location?

Accepted Answer

Oropharynx

Answer

Without a spacer, large aerosol particles impact and deposit primarily in the oropharynx rather than reaching the lower airways.

NAECB Exam Practice Test

NAECB Exam Practice Test

NAECB Allergy & Asthma 2