Instructions: _∙ Identify Each Item. Give an Explanation or Description of of the Item

question 21

Essay

Instructions:
_∙ Identify each item. Give an explanation or description of the item. Answer the questions who, what, where, and when.
Explain the historical significance of each item. Establish the historical context in which the
_∙ item exists. Establish the item as the result of or as the cause of other factors existing in the society under study. Answer this question: What were the political, social, economic,
and/or cultural consequences of this item?
-the Underground Railroad

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Definitions:

Myelination

Myelination is the process by which nerve fibers are coated with a protective myelin sheath, enhancing the speed and efficiency of electrical signal transmission in the nervous system.

Frontal Cortex Maturation

Frontal cortex maturation is the developmental process in which the frontal lobe of the brain matures, significantly affecting decision making, reasoning, and impulse control, typically completing in early adulthood.

Axons

Long, slender projections of nerve cells that transmit electrical impulses away from the neuron's body to other neurons, muscles, or glands.

Hemisphere

One half of a spherical or roughly spherical body, typically referring to the divisions of the Earth or the brain.