Asthma in infants is usually triggered by:
A)Medications.
B)A viral infection.
C)Exposure to cold air.
D)Allergy to dust or dust mites.

Question

Quizplus · Accepted Answer

Viral illnesses cause inflammation that causes increased airway reactivity in asthma.Medications such as aspirin,nonsteroidal antiinflammatory drugs,and antibiotics may aggravate asthma,but not frequently in infants.Exposure to cold air may exacerbate already existing asthma.Allergy is associated with asthma,but 20% to 40% of children with asthma have no evidence of allergic disease.

Asthma in Infants Is Usually Triggered By