The Primary Motor Projection Area Forms a "Map" of the Body

question 18

Multiple Choice

The primary motor projection area forms a "map" of the body and the projections control movement to specific areas of the body. The amount of cortical tissue dedicated to different parts of the body correlates with

• A) the size of the body part.
• B) the distance of the body part from the brain.
• C) the precision of movement for the body part.
• D) The cortical area does not vary; it is the same for all body parts.

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