A First-Time Expectant Mother Is Confused About What Teratogens Are

question 149

Multiple Choice

A first-time expectant mother is confused about what teratogens are and the risks they pose during her pregnancy. Which of the following would you tell her?

• A) They are only those substances the mother's body produces.
• B) They harm the fetus only when taken in extremely large doses.
• C) They are most damaging during the fetal period of development.
• D) They are environmental agents that can harm the embryo or fetus.