The limbic system is fully developed only in ________.
A) mammals and reptiles
B) vertebrates
C) reptiles
D) mammals

Question

Quizplus · Accepted Answer

The limbic system is a group of structures in the brain including the hypothalamus, hippocampus, amygdala, and cingulate gyrus, which are responsible for our emotional responses, memories, and basic drives such as hunger and thirst. These structures are fully developed only in mammals (including humans) and not in reptiles or other vertebrates. Therefore, the correct answer is D) mammals.

The Limbic System Is Fully Developed Only in ________