Of the factors that may shape development prior to birth, which is the LEAST understood?
A) excessive alcohol use
B) rubella (German measles)
C) fluctuations in maternal emotions
D) tobacco use

Question

Quizplus · Accepted Answer

While all of these factors can have negative effects on prenatal development, fluctuations in maternal emotions are the least understood. While research has shown that severe maternal stress and anxiety can have negative effects on the developing fetus, the specific mechanisms by which this occurs are not well understood. In contrast, the effects of alcohol, rubella, and tobacco use on prenatal development have been extensively studied and are well documented.

Of the Factors That May Shape Development Prior to Birth