The period of gestation when the rudiments of all major organ systems are established is the ________ trimester.
A)first
B)second
C)third
D)fourth
E)fifth

Question

Quizplus · Accepted Answer

During the first trimester, the formation of major organ systems, including the nervous system, cardiovascular system, and respiratory system, takes place. It is a crucial period of development, and exposure to drugs, alcohol, or other harmful agents during this time can lead to significant birth defects.

The Period of Gestation When the Rudiments of All Major