Toxic substances such as alcohol and nicotine that cross the placenta and may result in birth defects are called __________.
A) neuroleptics
B) teratogens
C) pathogens
D) antigens

Question

Quizplus · Accepted Answer

Teratogens are substances that can cause birth defects if they cross the placenta during pregnancy. Examples include alcohol, nicotine, certain medications, and certain viruses. Neuroleptics are a type of medication used to treat certain mental illnesses, pathogens are disease-causing organisms, and antigens are substances that trigger an immune response.

Toxic Substances Such as Alcohol and Nicotine That Cross the Placenta