Which of the Following Statements Is TRUE with Regard to the Motor

question 41

Multiple Choice

Which of the following statements is TRUE with regard to the motor control hierarchy?

• A)The highest level of the hierarchy of motor control includes the frontal lobe cortex,the primary motor cortex,muscle sensory receptors,and the basal nuclei.
• B)The highest level of the hierarchy of motor control is composed entirely of areas of cerebral cortex,and its main purpose is to create a conscious plan to move that depends on the initial position of the parts of the body in space.
• C)Neurons of the middle level of the hierarchy integrate afferent information with signals from higher center command neurons to create a motor program-a pattern of neural activity required to properly perform a desired movement.
• D)The local level of the motor control hierarchy includes the premotor and primary motor regions of the cerebral cortex,as well as the alpha motor neurons and muscle fibers themselves.
• E)Reflexes that include local-level receptors and muscle fibers cannot occur without input from the higher centers of the motor control hierarchy.

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