An irritant whose effects upon the lung are minimal at first but whose irritant mechanical action shows up much later is called
A)scarring agent
B)teratogen
C)mutagen
D)systemic poison

Question

Quizplus · Accepted Answer

A scarring agent may cause minimal irritation at first but over time can lead to the development of scar tissue and reduced lung function. A teratogen causes birth defects, a mutagen causes genetic mutations, and a systemic poison affects the whole body.

An Irritant Whose Effects Upon the Lung Are Minimal at First