Deck 5: B--The Central Nervous System

Question 1

Distinguish between how short-term memory is stored and how long-term memory is stored.

Answer 1

Short-term memories involve transient modifications in functions of preexisting synapses, such as altering the amount of neurotransmitter released. Long-term memories involve relatively permanent functional or structural changes between existing neurons, such as formation of new synapses.

Question 2

Use this figure to answer the corresponding questions.
Number ____ identifies the region responsible for understanding spoken words, while number ____ identifies the region responsible for feeling an object touching the skin.

Answer 2

C

Question 3

Use this figure to answer the corresponding questions.
Which number identifies the part of the brain that is important in balance and planning and executing voluntary movement?

Answer 3

C

Question 4

Describe the location of the basal ganglia and their three primary functions.

Question 5

For each activity listed, name the region of the brain responsible, and state specifically where that region is located within the brain: (1) knowing how to tell a waiter what kind of food you want at a restaurant; (2) the waiter's ability to understand what you just told him about your food order. (3) your ability to raise your hand to get the waiter's attention; and (4) discerning shapes of objects held in your hand.

Question 6

Use this figure to answer the corresponding questions.
Which number identifies the tract that conducts impulses to neurons resulting in a person being able to raise the arm when asked to do so?

Question 7

Summarize the major function of each division of the nervous system.

Question 8

Describe location and general functions of the limbic system.

Question 9

Use this figure to answer the corresponding questions.
Which number identifies the part of the brain that contains "centers" that regulate the heart, breathing, and digestive activities?

Question 10

Describe the general arrangement of gray and white matter in the spinal cord, and then describe the contents of dorsal, lateral, and ventral horns in the spinal cord. Include in your answer the following terms: columns, tracts, cell bodies, axons, interneurons, somatic motor neurons, visceral motor neurons, and afferent neurons.

Question 11

Use this figure to answer the corresponding questions.
Which number identifies the region that allows a person to say the words in this question?

Question 12

Use this figure to answer the corresponding questions.
Which number identifies the tract that conducts impulses to the brain that are perceived as pain?

Question 13

Use this figure to answer the corresponding questions.
Which number identifies the region that allows a person to see the figure on this page?

Question 14

Use this figure to answer the corresponding questions.
Which number identifies the structure that allows the right and left cerebral hemispheres to communicate with one another?