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Research Suggests That Humans Evolved Large Brains Not to Better

question 120

Multiple Choice

Research suggests that humans evolved large brains not to better understand the environment around them, but rather to increase the capability for interpersonal relations. This idea is known as ____


Definitions:

Action Potential

A quick, temporary change in the electrical charge of a cell's membrane, leading to the transmission of nerve impulses.

Gate Control Theory

A theory positing that pain signals encounter nerve gates at the spinal cord level that can block or allow the sensation of pain to travel to the brain.

Lateral Spinothalamic Tract

A pathway in the spinal cord that transmits pain and temperature sensations to the brain.

Anterior Spinothalamic Tract

The anterior spinothalamic tract is a sensory pathway of the spinal cord that carries information about light touch and pressure to the brain.

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