What Was the Most Critical Lesson About Teratogens Learned from Studies

question 53

Multiple Choice

What was the most critical lesson about teratogens learned from studies on the use of the drug DES by pregnant women? ​

• A)Sometimes what appear to be teratogens actually are harmless drugs.
• B)Infants in the late fetal period appear to be the most at risk for impact from drug-related teratogens.
• C)Sometimes the effects of teratogens are not apparent until long after exposure.
• D)Females appear to be at much greater risk from teratogens.

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Definitions:

Sympathetic Nervous System

Part of the autonomic nervous system that prepares the body for action and stress, triggering the "fight or flight" response.

Digestion

The process by which the body breaks down food into smaller components, ultimately to be absorbed into the bloodstream for nutrition.

Pupil Dilation

The expansion of the pupil, influenced by light exposure, emotional states, and arousal levels.

Nervous System

The complex network of nerves and cells that transmits signals between different parts of the body.