Exam 20: Central Nervous System

The vomiting reflex is mediated by the:

The corpus callosum is an example of a commissural tract of the cerebrum.

What structure drains cerebrospinal fluid into the fourth ventricle?

Match each disorder with its corresponding definition. -Disease that is caused by a prion and results in reduced brain function

The epidural space is:

The layer of the meninges that adheres to the outer surface of the brain is the:

Give the location of the pineal gland and its most likely function.

Describe the structure and major functions of the brainstem.

Pyramidal tracts are motor pathways that form pyramids in the medulla.

Match each disorder with its corresponding definition. -Degenerative disease that affects memory; it generally develops during the middle to late adult years, causing characteristic lesions in the cortex

Rapid mitosis stops at about age 9, but the brain grows in size until about age 18.

The limbic system of the brain primarily functions in the production of speech.

The white matter of the cerebellum is called the:

Match each disorder with its corresponding definition. -Recurring or chronic seizure episodes involving sudden bursts of abnormal neuron activity

Besides protection, the cerebrospinal fluid helps regulate:

The distinction between the reticulospinal and rubrospinal tracts of the spinal cord is that the rubrospinal tract coordinates:

All of the functions of the cerebellum have to do with control of smooth muscle or glands.

The tentorium cerebelli is a sickle-shaped extension of the dura that separates the two hemispheres of the cerebellum.

The innermost layer of the meninges is the:

The tertiary sensory neurons are entirely in the cerebrum.