Consider the frontal lobe. With respect to myelination during childhood and adolescence, which of the following alternatives is probably MOST accurate?
A) Myelination progresses rapidly in both primary motor cortex and prefrontal cortex.
B) Myelination is not complete until after puberty in either primary motor cortex or prefrontal cortex.
C) Myelination progresses rapidly in primary motor cortex, but is not complete until after puberty in prefrontal cortex.
D) Myelination progresses rapidly in prefrontal cortex, but is not complete until after puberty in primary motor cortex.

Question

Quizplus · Accepted Answer

Myelination progresses more rapidly in the primary motor cortex compared to the prefrontal cortex, but is not complete until after puberty in the prefrontal cortex. This means that areas of the brain responsible for basic movements develop earlier than the areas responsible for complex thinking and decision making.

Consider the Frontal Lobe