Respiratory System Career Specialties — Unit test

Question 12 • 26-27 Ignite Health Science Concepts - EL3602

What is the difference between emphysema and asthma?

Answer

Emphysema is an inflammation of the lungs, while asthma is a bacterial infection of the lungs.

Emphysema is the gradual destruction of the alveoli, while asthma is a sensitivity to irritants that causes the airway to constrict.

Emphysema is a sensitivity to irritants that causes the airway to constrict, while asthma is the gradual destruction of the alveoli.

Emphysema is a bacterial infection of the lungs, while asthma is an inflammation of the lungs.

Explanation

Emphysema gradually damages and destroys the alveoli, the tiny air sacs where oxygen and carbon dioxide are exchanged. Asthma is characterized by sensitive airways that narrow in response to triggers such as irritants, making it harder to breathe. Therefore, choice B correctly distinguishes the two conditions.

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