Which of the following statements about the motor cortex is true?
A)Larger body areas, such as the torso, have the same amount of motor cortex space devoted to them as smaller dexterous areas, such as the fingers.
B)Smaller body areas, such as the fingers, have less motor cortex space devoted to them than larger body areas, such as the torso.
C)Body areas associated with complex movements have more motor cortex space devoted to them.
D)Body areas associated with simple, unrefined movements have more cortex space devoted to them.

Question

Quizplus · Accepted Answer

Body areas that are associated with complex movements, such as the fingers and face, have more motor cortex space devoted to them. This is because these areas require more precise control and coordination, which necessitates a greater amount of cortical area to manage the intricate movements.

Which of the Following Statements About the Motor Cortex Is