Which of the Following BEST Describes the Growth of the Brain

question 119

Multiple Choice

Which of the following BEST describes the growth of the brain during early childhood?

• A) Brain growth is extremely rapid.
• B) Brain growth is relatively modest.
• C) Myelination decreases, but synaptic pruning increases.
• D) Myelination increases, but synaptic pruning decreases.

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Definitions:

Microglia

Specialized cells in the brain and spinal cord that act as the main form of active immune defense in the central nervous system.

Ventricles

Cavity or space within the brain filled with cerebrospinal fluid that helps protect the brain and spinal cord and provides nutrients.

Cerebrospinal Fluid

Cerebrospinal fluid is a clear, colorless body fluid found in the brain and spinal cord, providing cushioning and maintaining a stable environment.

CNS

Refers to the central nervous system, consisting of the brain and spinal cord, which serves as the processing center for the nervous system.