What area of the brain contains the primary motor cortex, which is where voluntary commands to skeletal muscles are generated?
A) postcentral gyrus
B) precentral gyrus
C) occipital lobe
D) temporal lobe
B
Explanation:
A) The postcentral gyrus contains the primary sensory cortex.
C) The occipital lobe is not the primary motor cortex.
D) The temporal lobe contains the main auditory centers.
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