During the development of your four-year-old nephew's brain,a number of neurons died and many synapses were pruned.As a result,when he is older,he will
A) be mentally retarded.
B) probably be totally normal.
C) not be able to learn to talk.
D) have normal speech,but his intellectual functioning will be lower than normal.

Question

Quizplus · Accepted Answer

It is normal for a developing brain to prune synapses and have some neurons die during the early years. This process is called synaptic pruning and helps to refine neural connections. It is unlikely to cause significant impairment in the child's cognitive abilities, and therefore, he will probably be totally normal.

During the Development of Your Four-Year-Old Nephew's Brain,a Number of Neurons