Which of These Statements Describes the Corticospinal System

question 261

Multiple Choice

Which of these statements describes the corticospinal system

• A)It consists of fibres that originate within the primary motor cortex and terminate on motor neurons.
• B)It involves the motor regions of the cortex, the cerebellum, the basal nuclei, and the thalamus.
• C)It is concerned primarily with regulation of overall body posture.
• D)It consists of fibres that originate within the parietal lobe and terminate on the posterior grey horn of the spinal cord.

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