Exam 12: The Central Nervous System

The adult spinal cord ends between the level L1 and L2 of the vertebral column.

Which brain areas lack a blood-brain barrier, and what purpose does this absence serve?

The primary visual cortex contains a map of visual space.

What groove separates the frontal lobe from the parietal lobe?

Which spinal cord tract transmits impulses concerned with temperature and pain? Describe the pathway and include the location and destination of the first, second, and third-order neurons.

The location and arrangement of the arteries supplying the hippocampus make it particularly vulnerable to injury. How would memory be affected if the hippocampus suffered deterioration?

Spinocerebellar tracts __________.

Ridges of tissue on the surface of the cerebral hemispheres are called_________ .

Nuclei of cranial nerves V (trigeminal), VI (abducens), and VII (facial) are found in the .

All of the following are structures of the limbic system EXCEPT the _________.

Describe the role of the reticular activating system in cortical arousal and stimulation.

Which of the following is a dural septum, described as a large sickle-shaped fold that dips into the longitudinal fissure between the cerebral hemispheres?

Injury to the hypothalamus may result in all of the following EXCEPT_________ .