Exam 5: The Central Nervous System

Match the following functions to their cranial nerves. a.hearing, body balance b.sense of smell c.sensory, motor function to facial regions, teeth d.controls many internal organs in the ventral body cavity e.moves the eye f.sense of vision -Trigeminal

Afferent neurons carry impulses through columns of the spinal cord, while efferent neurons carry impulses from the columns to effectors.

The ventral spinocerebellar pathway in the spinal cord involves ascending tracts, while the ventral corticospinal pathway involves descending tracts.

Resting tremors are associated with Parkinson's disease, which results from abnormalities in the basal nuclei.

The vast majority of cells in the nervous system are

Which of the following is least associated with ependymal cells?

Broca's area is located in the cerebral cortex

The occipital lobe is in the posterior region of the brain and houses the auditory cortex.

The peripheral nervous system has

Most capillaries in the brain are joined cell connections called ____________________.

Choose the correct order moving from the outermost to the innermost.

Bundles of nerve fibers exist in the CNS and in the PNS.

Match spinal tract with correct characteristic. a.lateral spinothalamic b.rubrospinal c.lateral corticospinal d.ventral spinothalamic e.ventral spinocerebellar -Conducts impulses that allow the brain to perceive touch

Match the following structures to their descriptions. a.gray matter of spinal cord b.white matter of spinal cord c.dorsal root ganglion -Location of cell bodies for efferent neurons

Voluntary motor activity is mainly a function of the ____________________ lobe.

About 90 percent of the cells in the CNS are ____________________ cells.

Which statement about the brain stem is incorrect?

The region of the brain responsible for regulating muscle tone and coordinating skilled voluntary movement is the

The ____________________ is a special cushioning fluid that surrounds the brain and spinal cord.

The reticular formation in the brain stem and thalamus contains the __________ system, which controls one's alertness and ability to focus on a task at hand.