Impact of Teratogens in Prenatal Development

Hard Unit 6: Developmental Psychology Prenatal Development

Prenatal development is a complex and critical period that sets the foundation for a child's overall development. Various factors can influence this process, including genetic and environmental influences. For instance, teratogens can have significant impacts on fetal development. A teratogen is an agent or factor that causes malformation of an embryo. Knowing the timing and type of teratogen exposure is vital in understanding potential developmental issues. The following question tests your understanding of the effects of specific teratogens and the stages of development in relation to prenatal growth.

Exposure to alcohol during the first trimester has the least impact on the developing fetus.

Cocaine use during pregnancy predominantly affects motor skills in infancy.

The use of certain prescription medications can lead to specific birth defects when taken during the organogenesis phase.

Marijuana use during the second trimester has been shown to enhance fetal brain development.

Radiation exposure before conception is more harmful to prenatal development than exposure during the third trimester.

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