What percentage of corticospinal fibers cross over in the decussation of the pyramids in the caudal medulla? 

Which cerebellar nucleus is the largest and discernible with the naked eye? 

The aperture in the fourth ventricle that allows CSF to reach the subarachnoid space is the [BLANK-1]. 

The nucleus raphe magnus in the rostral medulla is a major site of origin for which neurotransmitter neurons? 

Which functional division of the autonomic nervous system is responsible for restoring and conserving energy?

Second-order sensory neurons from the gracile and cuneate nuclei cross the midline as which fiber tract? 

Which cranial nerve possesses somatic motor, parasympathetic, and general/special sensory functions? 

Which primary brain vesicle gives rise to the diencephalon in the five-week embryo? 

The Y-shaped white matter layer that divides the thalamus into anterior, medial, and lateral nuclear groups is the [BLANK-1]. 

How many pairs of spinal nerves originate from the spinal cord?