Comparing the Human Brain at Age Two to the Human

question 71

Multiple Choice

Comparing the human brain at age two to the human brain at birth,it is clear that ____.

• A)there are 50% more neurons
• B)there are 50% fewer neurons
• C)the number of neurons has not changed
• D)there is no way to determine that change in the brain has occurred

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Definitions:

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, responsible for transmitting information to and from the central nervous system.

Somatic Nervous System

Part of the peripheral nervous system associated with the voluntary control of body movements through the action of skeletal muscles.

Dissociative Amnesia

A disorder characterized by gaps in memory for personal history, sometimes due to traumatic events or extreme stress.

Traumatic Episode

An incident or period in life that causes severe psychological distress and may lead to PTSD or other stress-related disorders.