Chapter 8.3

Question 1

What is the largest, most important part of the nervous system?

Answer 1

Brain

Question 2

What are the three parts of the brain?

Answer 2

Cerebrum
Cerebellum
Brain stem

Question 3

What part of the brain is the upper part and controls thought, memory, and learned behaviors?

Answer 3

Cerebrum

Question 4

What part of the brain is the lower part and controls balance and coordinates voluntary muscle activity?

Answer 4

Cerebellum

Question 5

What is the term for the two halves of the cerebrum?

Answer 5

Hemispheres

Question 6

What is the mass of nerve fibers at the base of the cerebrum that allows the cerebrum and cerebellum to communicate with each other?

Answer 6

Corpus callosum

Question 7

What is the outer layer of the cerebrum where most of the gray matter is located?

Answer 7

Cerebral cortex

Question 8

What are the regions of the cerebrum that correspond to the bones of the cranium?

Answer 8

Lobes

Question 9

What lobes contain the motor areas and control voluntary movement of the skeletal muscles?

Answer 9

Frontal lobes

Question 10

What lobes, if damaged, will not allow a person to see, even if the eyes are functioning normally?

Answer 10

Occipital lobes

Question 11

What disorder is due to damage to the cerebral motor area?

Answer 11

Cerebral palsy

Question 12

What is the second-largest brain region?

Answer 12

Cerebellum

Question 13

What is the lowest part of the brain stem that monitors and regulates breathing, heartbeat, blood pressure, and other vital body functions?

Answer 13

Medulla oblongata

Question 14

What is the master switch of the cerebrum located in the brain stem?

Answer 14

Reticular formation

Question 15

What is the collective term for the brain structures that are clustered around the brain stem and are involved in coordinating the different parts of the brain?

Answer 15

Limbic system

Question 16

What “switchboard” routes activation signals from the reticular formation and sensory impulses from different parts of the body to the appropriate areas of the cerebral cortex?

Answer 16

Thalamus

Question 17

What control unit for the body’s automatic systems is also responsible for the physical effects of emotions (ex. rage and fear)?

Answer 17

Hypothalamus

Question 18

What philosophy states that a person’s actions can be completely explained as responses to a stimulus?

Answer 18

Behaviorism