Question 1

During an automobile accident, Susan received a serious head injury to the left side. Afterward she had a hard time speaking, although she showed that she understood what was being said to her. Which area of her cerebrum was damaged?

Accepted Answer

A)   occipital lobe
B)   frontal lobe
C)   temporal lobe
D)   medulla oblongata B

Question 2

Charles is comatose. What part of his brain is not working properly?

Accepted Answer

A)   limbic system
B)   reticular activating system
C)   corpus callosum
D)   amygdala B

Question 3

When you feel a touch on your arm, the ________ in the cerebrum makes you consciously aware of that sensation.

Accepted Answer

primary somatosensory area

Question 4

Match each definition to the correct term
-This part of the peripheral nervous system carries sensory information from the skin, skeletal muscles, and joints to the central nervous system and may also direct voluntary movements.

Accepted Answer

A)   Autonomic nervous system
B)   Pons
C)   Reticular activating system
D)   Hypothalamus
E)   Limbic systemF)  Corpus callosumG)  Parasympathetic nervous systemH)  Sympathetic nervous systemI)  ThalamusJ)  Somatic nervous system

Question 5

When our ancestors were confronted by a saber tooth tiger, the ________ nervous system was responsible for "supercharging" their escape, while the ________ nervous system returned the body systems to normal after escaping the danger.

Accepted Answer

The answer of When our ancestors were confronted by a...

Question 6

An interruption to the blood supply of the brain may cause a(n) ________.

Accepted Answer

The answer of An interruption to the blood supply of...

Question 7

The thin outer layer (1 to 2 mm thick) of each hemisphere of the brain that serves to increase the surface area by being arranged in a folded manner is called the ________.

Accepted Answer

The answer of The thin outer layer (1 to 2...

Question 8

Enrique was working with chemicals in a paint factory and suddenly lost the ability to detect odors. Could this loss have anything to do with a failure in the thalamus?

Accepted Answer

The answer of Enrique was working with chemicals in a...

Question 9

Fred has been diagnosed with a disease that causes him to forget that his relatives have been to see him. What parts of his brain are likely affected, given this information?

Accepted Answer

A)   hippocampus and amygdala
B)   medulla oblongata and thalamus
C)   corpus callosum and pons
D)   cerebellum and midbrain

Question 10

Sam was in a terrible head-on collision. When he recovered from all of the obvious, external injuries, the once affable and happy-go-lucky person had become surly and very unfriendly. Which part of his cerebrum was most likely damaged?

Accepted Answer

A)   prefrontal cortex
B)   Broca's area
C)   thalamus
D)   postcentral gyrus

Question 11

Gustav heard that a new sports drink would bulk up his muscles. He was worried that the stuff would contain steroids but was assured by his coach that it did not. He tried small amounts at first but then became impatient for results and drank a lot. He collapsed and was rushed to the emergency room with a high temperature. Using the information in this chapter, which part of the brain was most affected?

Accepted Answer

A)   cerebrum
B)   hypothalamus
C)   pons
D)   insula

Question 12

Which of these structures is located under the cerebral hemispheres and is important in sensory experience, motor activity, stimulation of the cerebral cortex, and memory?

Accepted Answer

A)   hypothalamus
B)   thalamus
C)   pons
D)   cerebellum

Question 13

A circuit of neurons that helps in the automatic response to a stimulus is a(n) ________.

Accepted Answer

The answer of A circuit of neurons that helps in...

Question 14

While driving down the interstate at rush hour, you get cut off by an 18-wheeler and have to slam on the brakes. In addition to a major case of road rage, you also develop a rapid heart rate and breathing rate. What caused this increase? (Indicate the branch of the nervous system and neurotransmitters.) What is happening to your digestion at this point?

Accepted Answer

The answer of While driving down the interstate at rush...

Question 15

As John walked outside the ballpark, a foul ball sailed over the fence and came straight at him. He saw it, and before he could think of what to do, he had reflexively jumped out of the way. What part of the brain saved John from a nasty bump?

Accepted Answer

A)   hypothalamus
B)   pons
C)   medulla oblongata
D)   midbrain

Question 16

Arnold was involved in a major traffic accident, and some of the nerves in his spinal cord were cut. What are his chances for a full recovery? Please explain your answer.

Accepted Answer

The answer of Arnold was involved in a major traffic...

Question 17

Tunde has started to forget where she puts things and often forgets the names of people she has just met. What part of her brain is most likely not performing properly, according to the information in the text?

Accepted Answer

A)   prefrontal cortex
B)   hippocampus
C)   cerebrum
D)   cerebellum

Question 18

If a certain water-soluble, intravenous antibiotic is not succeeding in defeating the germs inside the central nervous system, the ________ may be preventing the antibiotic from reaching the brain.

Accepted Answer

The answer of If a certain water-soluble, intravenous antibiotic is...

Question 19

Two of the divisions of the nervous system are nerves that control voluntary actions and nerves that control involuntary actions. These nerves are both found in the ________ nervous system.

Accepted Answer

A)   central
B)   somatic
C)   peripheral
D)   spinal

Question 20

Which of the following is a specific function of the cerebrospinal fluid?

Accepted Answer

A)   thinking
B)   promoting inflammation
C)   bone building
D)   shock absorption

Exam 9: The Nervous System