Exam 3: The Central Nervous System

Match the glial cells, labelled a. through d., with their descriptions. -form the insulative myelin sheaths around axons in the CNS

____________________ is a decreased responsiveness to an indifferent stimulus that is presented repeatedly.

Which of these statements applies to the choroid plexus

The nervous system is organized into the ____________________, consisting of the brain and ____________________; and the ____________________, consisting of nerve fibres that carry information between the CNS and other parts of the body.

Match these brain structures, labelled a. through e., with their associated descriptions. (Options may be used more than once or not at all.) -plays a role in emotion and behavioural patterns

The ____________________ lobes of the cerebral cortex are responsible for initial processing of visual input.

Which of the following is NOT accomplished by the cerebral cortex

What are the vast majority of cells that can be found in the nervous tissues

Which statement describes ascending tracts

Match these brain structures, labelled a. through e., with their associated descriptions. (Options may be used more than once or not at all.) -accomplishes final sensory perception

What is the function of astrocytes

A(n) ____________________ is a bundle of peripheral neuronal axons, some afferent and some efferent, that are enclosed by a connective-tissue covering and that are following the same pathway.

Describe points of decussation of spinal tracts.

Which of the following characteristics does NOT describe short-term memory