Compared with Early Examples of Homo Erectus, Modern Humans Have

question 160

Multiple Choice

 Compared with early examples of Homo erectus, modern humans have

• A) much larger brains.
• B) smaller brains.
• C) brains that are about the same size.
• D) more convoluted brains.

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Definitions:

Primary Somatic Sensory

This refers to the primary sensory cortex that receives and processes sensory information from the somatic (body) regions.

Postcentral Gyrus

A region of the cerebral cortex located immediately posterior to the central sulcus, responsible for processing somatosensory information.

Precentral Gyrus

The region of the cerebral cortex located in the frontal lobe, directly involved in controlling voluntary movements.

Prefrontal Gyrus

A portion of the frontal lobe in the brain, important for higher cognitive functions such as decision-making and social behavior.