Question 1

Which of the following is not a function of the cerebrum?

Accepted Answer

A)   maintains posture and balance
B)   higher thought processes required for learning and memory
C)   higher thought processes required for language and speech
D)   receives sensory input
E)   commands voluntary motor responsesF) B) and C)
G) A) and B)

Question 2

When anyone severs his spinal cord,as Christopher Reeve did in a horse riding accident,they suffer a loss of sensation and a loss of voluntary control.

Accepted Answer

A) True 
 B)False

Question 3

Dendrites

Accepted Answer

A)   may be several feet in length.
B)   are always myelinated.
C)   are found only in the CNS.
D)   are solely responsible for nervous conduction.
E)   carry impulses toward a cell body.F) A) and D)
G) C) and D)

Question 4

You spray an insect with common insecticide that destroys the ability of acetylcholinesterase to recycle acetylcholine.What then happens?

Accepted Answer

A)   This kills the neuron directly.
B)   The lack of recycled acetylcholine brings the cell metabolism to a halt.
C)   The insect is unable to move anything because nerve impulses quit flowing.
D)   The insect runs out of acetylcholine and becomes paralyzed.
E)   The insect loses control of body functions as nerve impulses flow continuously.F) None of the above
G) B) and D)

Question 5

In order for transmission across the synapse to occur,

Accepted Answer

A)   synaptic vesicles fuse with the postsynaptic membrane.
B)   neurotransmitters are released from the postsynaptic membrane.
C)   synaptic vesicles fuse with the presynaptic membrane.
D)   neurotransmitters are actively transported from the presynaptic to the post synaptic membrane.
E)   the post synaptic membrane must be in the refractory period.F) C) and E)
G) C) and D)

Question 6

Which is NOT a correct association of brain structures and functions?

Accepted Answer

A)   midbrain-reflex centers for visual, auditory, and tactile responses
B)   cerebellum-coordinates smooth and coordinated motions
C)   cerebrum-higher thought processes including learning, memory, and speech
D)   pons-regulates breathing rate
E)   thalamus-regulates heartbeat and blood pressureF) A) and B)
G) C) and D)

Question 7

Which brain structure serves as a bridge between the sensory association areas and the prefrontal area?

Accepted Answer

A)   hippocampus
B)   amygdala
C)   pons
D)   brain stem
E)   cerebellumF) A) and E)
G) A) and D)

Question 8

In the axon,the nerve impulses travel

Accepted Answer

A)   toward the cell body.
B)   away from the cell body.
C)   bidirectionally toward AND away from the cell body.
D)   away from the synapse.
E)   toward the dendrites.F) B) and C)
G) None of the above

Question 9

Which of the following is NOT true about the myelin sheath?

Accepted Answer

A)   It is composed of layers of cellular membrane containing myelin around nerve fibers.
B)   It gives nerve fibers their white glistening appearance.
C)   It provides a pathway for new fiber growth if the axon is severed.
D)   It decreases the speed of nerve impulse conduction.
E)   It is formed from Schwann cells.F) C) and E)
G) B) and C)

Question 10

What are the two parts of the diencephalon?

Accepted Answer

A)   the cerebellum and the cerebrum
B)   the hypothalamus and the thalamus
C)   the midbrain and the pons
D)   the 3rd and 4th ventricles
E)   the medulla oblongata and the brain stemF) All of the above
G) D) and E)

Question 11

What is the definition of learning?

Accepted Answer

A)   The ability to retain and utilize past memories.
B)   Ability to hold a thought in mind or recall events from the past.
C)   The hippocampus is involved in storage and retrieval of information.
D)   Involved in performing motor activities.
E)   The ability to retain and form memories.F) C) and E)
G) A) and B)

Question 12

Which of these is NOT true of the autonomic nervous system?

Accepted Answer

A)   It controls heartbeat, peristalsis, and secretion of glands.
B)   It is composed of sympathetic and parasympathetic systems.
C)   It is composed only of fibers that have an inhibitory function on various organs of the body.
D)   The impulses require two motor neurons to reach their destination.
E)   The system coordinates organ responses.F) A) and E)
G) A) and D)

Question 13

A nerve is

Accepted Answer

A)   a neuron.
B)   composed of sensory axons and motor dendrites.
C)   composed of the long fibers of long axons.
D)   a part of the central nervous system.
E)   any cell located in the brain or spinal region.F) A) and B)
G) None of the above

Question 14

Which limbic structure allows us to respond to and display anger and also prompts the release of adrenaline into the bloodstream?

Accepted Answer

A)   amygdala
B)   hippocampus
C)   cerebellum
D)   cerebrum
E)   ponsF) A) and E)
G) A) and D)

Question 15

Jeremy has developed a problem with regulating his waking/sleeping cycle and regulating his body temperature.Doctors suspect he may have a brain lesion.Where might this lesion be located?

Accepted Answer

A)   in the cerebellum
B)   in the prefrontal area of the cerebrum
C)   in Broca's area of the cerebrum
D)   in the pons
E)   in the hypothalamusF) A) and E)
G) A) and D)

Question 16

Which amino acid,in mice,was discovered to play a role in memory?

Accepted Answer

A)   glutamate
B)   valine
C)   serine
D)   histidine
E)   methionineF) C) and D)
G) A) and D)

Question 17

Which statement is true regarding the sympathetic and parasympathetic divisions of the autonomic motor pathways?

Accepted Answer

A)   Both divisions have two neurons per message.
B)   The sympathetic division is under voluntary control while the parasympathetic is under involuntary control.
C)   The sympathetic divisions uses acetylcholine as the neurotransmitter.
D)   The parasympathetic division uses norepinephrine as the neurotransmitter.
E)   Only the sympathetic division controls smooth and cardiac muscle.F) All of the above
G) D) and E)

Question 18

A post-synaptic membrane

Accepted Answer

A)   must be either an axon membrane or myelin sheath.
B)   must be either a dendrite membrane or cell body membrane.
C)   must be a cell body membrane.
D)   must be either an axon or dendrite membrane.
E)   must be either an axon or cell body membrane.F) C) and D)
G) A) and E)

Question 19

Myasthenia gravis can be treated with immunosuppressive drugs although there is no cure.

Accepted Answer

A) True 
 B)False

Question 20

Which is NOT a correct association of memory type?

Accepted Answer

A)   skill memory-ability to perform motor activities
B)   long-term memory-telephone number you "know by heart"
C)   short-term memory-brief or temporary recall of recent events
D)   semantic memory-non-language memory
E)   episodic memory-persons or eventsF) B) and D)
G) D) and E)

Exam 17: Nervous System

Which is NOT a correct association of brain structures and functions?

Correct AnswerverifiedShow Answer

Which amino acid,in mice,was discovered to play a role in memory?

Correct AnswerverifiedShow Answer

Which statement is true regarding the sympathetic and parasympathetic divisions of the autonomic motor pathways?

Correct AnswerverifiedShow Answer

When anyone severs his spinal cord,as Christopher Reeve did in a horse riding accident,they suffer a loss of sensation and a loss of voluntary control.

Correct AnswerverifiedShow Answer

You spray an insect with common insecticide that destroys the ability of acetylcholinesterase to recycle acetylcholine.What then happens?

Correct AnswerverifiedShow Answer

In order for transmission across the synapse to occur,

Correct AnswerverifiedShow Answer

What is the definition of learning?

Correct AnswerverifiedShow Answer

What are the two parts of the diencephalon?

Correct AnswerverifiedShow Answer

Dendrites

Correct AnswerverifiedShow Answer

A post-synaptic membrane

Correct AnswerverifiedShow Answer

Which is NOT a correct association of memory type?

Correct AnswerverifiedShow Answer

Jeremy has developed a problem with regulating his waking/sleeping cycle and regulating his body temperature.Doctors suspect he may have a brain lesion.Where might this lesion be located?

Correct AnswerverifiedShow Answer

In the axon,the nerve impulses travel

Correct AnswerverifiedShow Answer

A nerve is

Correct AnswerverifiedShow Answer

Which limbic structure allows us to respond to and display anger and also prompts the release of adrenaline into the bloodstream?

Correct AnswerverifiedShow Answer

Myasthenia gravis can be treated with immunosuppressive drugs although there is no cure.

Correct AnswerverifiedShow Answer

Which of the following is NOT true about the myelin sheath?

Correct AnswerverifiedShow Answer

Which of the following is not a function of the cerebrum?

Correct AnswerverifiedShow Answer

Which of these is NOT true of the autonomic nervous system?

Correct AnswerverifiedShow Answer

Which brain structure serves as a bridge between the sensory association areas and the prefrontal area?

Correct AnswerverifiedShow Answer

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified