Exam 7: The Nervous System

Which one of the following is the correct sequence of events that correlates to the sequence of events of a nerve impulse? 1) the membrane becomes depolarized 2) sodium channels open and sodium ions diffuse inward 3) the membrane becomes repolarized 4) potassium channels open and potassium ions diffuse outward while sodium is actively transported out of the cell

Which cranial nerves control eye movement?

Neurons with two processes, an axon and a dendrite, are known as bipolar neurons.

Difficulty in breathing may reflect damage to respiratory centers located in the cerebellum.

The two major functional properties of neurons are ________.

Compare and contrast the functions of the somatic nervous system and the autonomic nervous system.

Sympathetic postganglionic fibers release norepinephrine and the preganglionic axon releases acetylcholine.

Match the following: -Pons, midbrain, and medulla oblongata

The term central nervous system refers to the ________.

Rick quickly pulled his hand away from the hot stove. This reflex is best known as a(n) ________.

________ disease results from a degeneration of the dopamine-releasing neurons of the substantia nigra.

During the resting state, a neuron is ________.

The effects of the sympathetic nervous system are essentially opposite of the ________.

Match the following: -Primary somatic sensory area

The ________ division of the autonomic nervous system is often called the "rest-and-digest" division.

The sensory homunculus is located in the primary somatic sensory area in the ________.

The brain dysfunction where blood supply to a region (or regions) of the brain is blocked and vital brain tissue dies, as by a blood clot or a ruptured blood vessel, is called ________.

Cerebrospinal fluid is formed from blood by clusters of capillaries in the brain known as ________.

Match the following: -Primary motor area

Sally has a brain injury; she knows what she wants to say but can't vocalize the words. The part of her brain that deals with the ability to speak is the ________.