It Is Not Clear Whether Your Patient Has COPD or Asthma

question 8

Multiple Choice

It is not clear whether your patient has COPD or asthma. Which of the following characteristics is most closely associated with the diagnosis of asthma?

• A)daily phlegm production
• B)diminished vascularity on the chest radiograph
• C)low diffusion capacity
• D)normalization of the FEV₁ after use of a bronchodilator

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Definitions:

University of Minnesota

A public research university located in the Twin Cities of Minneapolis and St. Paul, Minnesota, known for its strong research programs.

Identical Twins

Twins who originate from a single fertilized egg that splits and develops into two separate embryos, sharing the same genetic makeup.

Zygote

The cell formed by the union of a sperm and an egg at the beginning of conception, representing the earliest stage of human development.

Fertilization

The process by which male and female reproductive cells (gametes) combine to produce a new cell (zygote) that will develop into a fetus.