Author Question: Alcohol slows down the speed with which messages travel through the nervous system. This is best ... (Read 221 times)

Alainaaa8 · **on:** Jun 19, 2018

Alcohol slows down the speed with which messages travel through the nervous system. This is best explained by the fact that alcohol increases the amount of ____ in the brain.

a. GABA
b. acetylcholine
c. glutamate
d. norepinephrine

Question 2

A study finds that rats raised in stimulating environments have more dendrites and synapses than rats raised in boring environments. This study suggests that ____.

a. experience plays an important part in the structure and functioning of the brain
b. neural plasticity occurs only during the first few years of life
c. connections in the brain are determined by genetic factors
d. the brains of rats are more lateralized than those of humans