Exam 10: The Nervous System

Explain the structure and function of the sympathetic nervous system.

The basal ganglia in the brain is an island of white matter found in the gray matter in the brain.

Responses to the parasympathetic nervous system are much more localized than the responses to the sympathetic nervous system.

MATCHING Match each of the following terms with its corresponding definition or description. -another term for motor neuron

Motor neurons are also called

Which of the following neurotransmitters is not considered a catecholamine?

The only adrenergic fibers in the autonomic nervous system are the postganglionic fibers of the parasympathetic nervous system.

Myelin surrounds the dendrites of both afferent and efferent neurons.

Which type of glia cell turns into a microbe-eating cell in inflamed brain tissue?

The right half of the brain "talks" to the left half of the brain through the corpus callosum.

What is the efferent organ for the knee-jerk reflex?

Only cells with myelin have nodes of Ranvier.

Nodes of Ranvier are found only on dendrites.

MATCHING Match each of the following terms with its corresponding definition or description. -cells that can become "microbe eating" cells in the brain

Although the cause of some epilepsy is unknown,it is usually an inherited disorder.

MATCHING Match each of the following terms with its corresponding definition or description. -indentations between adjacent Schwann cells

Each axon in a nerve is surrounded by a thin sheet of fibrous connective tissue called the perineurium.

The outermost covering of a nerve is called the

Serotonin and dopamine are morphinelike neurotransmitters that lessen the sensation of pain.

Multiple sclerosis is a disease resulting from disorders in the functioning of oligodendrocytes.