In the future, it may be possible to screen for a number of different types of cancer by a simple blood test.If a blood test indicates a very early stage of lung cancer, where is the most likely place that the tumor will be growing?
A)in the parietal pleural membrane
B)in the wall of a large bronchus
C)in the visceral pleural membrane
D)in the wall of an alveolus

Question

Quizplus · Accepted Answer

Lung cancer most commonly begins in the cells lining the bronchi, which are the large air passages leading from the trachea to the lungs.

In the Future, It May Be Possible to Screen for a Number