Question 1

Which is the largest part of the brain?

Accepted Answer

A)  medulla oblongata 
B)  midbrain 
C)  diencephalon 
D)  cerebellum 
E)  cerebrum 
A)  medulla oblongata 
B)  midbrain 
C)  diencephalon 
D)  cerebellum 
E)  cerebrum

Question 2

A tumor located in the primary somatosensory area would impact which of the following functions?

Accepted Answer

A)  the ability to feel a rough object 
B)  the ability to swallow 
C)  the ability to smell 
D)  the ability to determine images 
E)  all of these 
A)  the ability to feel a rough object 
B)  the ability to swallow 
C)  the ability to smell 
D)  the ability to determine images 
E)  all of these

Question 3

Which brain system receives sensory information from the skin, skeletal muscles, and tendons?

Accepted Answer

A)  somatic system of the PNS 
B)  somatic system of the CNS 
C)  autonomic system of the PNS 
D)  autonomic system of the CNS 
E)  all of these 
A)  somatic system of the PNS 
B)  somatic system of the CNS 
C)  autonomic system of the PNS 
D)  autonomic system of the CNS 
E)  all of these

Question 4

Which of the following areas is not associated with the frontal lobe?

Accepted Answer

A)  primary motor area 
B)  primary visual area 
C)  premotor area 
D)  motor speech (Broca's) area 
E)  prefrontal area 
A)  primary motor area 
B)  primary visual area 
C)  premotor area 
D)  motor speech (Broca's) area 
E)  prefrontal area

Question 5

When a student crams for a test at 3 in the morning before the test, the information usually goes into

Accepted Answer

A)  skill memory. 
B)  episodic memory. 
C)  semantic memory. 
D)  long-term memory. 
E)  short-term memory. 
A)  skill memory. 
B)  episodic memory. 
C)  semantic memory. 
D)  long-term memory. 
E)  short-term memory.

Question 6

How does caffeine work?

Accepted Answer

A)  increases the amount of neurotransmitter at a synapse 
B)  interferes with or decreases the action of a neurotransmitter 
C)  replace or mimic a neurotransmitter 
D)  replace or mimic a neuromodulator 
E)  promote the action of a neurotransmitter 
A)  increases the amount of neurotransmitter at a synapse 
B)  interferes with or decreases the action of a neurotransmitter 
C)  replace or mimic a neurotransmitter 
D)  replace or mimic a neuromodulator 
E)  promote the action of a neurotransmitter

Question 7

Long term use of heroin results in which set of symptoms?

Accepted Answer

A)  weight gain, poor cognitive performance, irritability 
B)  cardiac and/or respiratory arrest, sudden death 
C)  apathy, euphoria, hallucinations 
D)  addiction, hepatitis, HIV/AIDS, various bacterial infections 
E)  anxiety, jitters, insomnia, headaches 
A)  weight gain, poor cognitive performance, irritability 
B)  cardiac and/or respiratory arrest, sudden death 
C)  apathy, euphoria, hallucinations 
D)  addiction, hepatitis, HIV/AIDS, various bacterial infections 
E)  anxiety, jitters, insomnia, headaches

Question 8

Which of the following could happen to the neurotransmitter once it binds to the receiving membrane receptors?

Accepted Answer

A)  reabsorbed by the sending membrane 
B)  absorbed by the receiving membrane in order to start the action potential 
C)  stays bound to the receiving membrane 
D)  released back into the synaptic cleft where it builds up 
E)  degrades due to lack of Ca+ 
A)  reabsorbed by the sending membrane 
B)  absorbed by the receiving membrane in order to start the action potential 
C)  stays bound to the receiving membrane 
D)  released back into the synaptic cleft where it builds up 
E)  degrades due to lack of Ca+

Question 9

Which of the following statements is not true concerning the central nervous system?

Accepted Answer

A)  The central nervous system is made up of the spinal cord and the brain. 
B)  The brain and spinal cord contain only white matter--myelinated axons that run together in bundles. 
C)  Both the brain and spinal cord are protected by bone. 
D)  Both the brain and spinal cord are protected by meninges. 
E)  The spaces around the brain and spinal cord are filled with fluid. 
A)  The central nervous system is made up of the spinal cord and the brain. 
B)  The brain and spinal cord contain only white matter--myelinated axons that run together in bundles. 
C)  Both the brain and spinal cord are protected by bone. 
D)  Both the brain and spinal cord are protected by meninges. 
E)  The spaces around the brain and spinal cord are filled with fluid.

Question 10

The left hemisphere of the brain is more involved in verbal functions than the right hemisphere.

Accepted Answer

A) True 
 B)False

Question 11

The thalamus is on the receiving end for all sensory input except the

Accepted Answer

A)  sense of smell. 
B)  visual sense. 
C)  sense of hearing. 
D)  somatosensory information. 
E)  memory and emotions. 
A)  sense of smell. 
B)  visual sense. 
C)  sense of hearing. 
D)  somatosensory information. 
E)  memory and emotions.

Question 12

Which part of the brain is not functioning correctly if an individual cannot learn new facts and retain them?

Accepted Answer

A)  hippocampus 
B)  amygdala 
C)  reticular formation 
D)  medulla oblongata 
E)  none of these 
A)  hippocampus 
B)  amygdala 
C)  reticular formation 
D)  medulla oblongata 
E)  none of these

Question 13

The entire action potential (depolarization and repolarization) occurs in a matter of

Accepted Answer

A)  milliseconds. 
B)  seconds. 
C)  minutes. 
D)  hours. 
E)  days. 
A)  milliseconds. 
B)  seconds. 
C)  minutes. 
D)  hours. 
E)  days.

Question 14

Which of the following statements is not true concerning acetylcholine's function?

Accepted Answer

A)  Acetylcholine has an excitatory effect on smooth muscle and glands. 
B)  Acetylcholine is active in both the CNS and PNS. 
C)  In the PNS, acetylcholine excites skeletal muscle. 
D)  In the PNS, acetylcholine inhibits cardiac muscle. 
E)  The enzyme acetylcholinesterase removes acetylcholine from the receiving cell's membrane. 
A)  Acetylcholine has an excitatory effect on smooth muscle and glands. 
B)  Acetylcholine is active in both the CNS and PNS. 
C)  In the PNS, acetylcholine excites skeletal muscle. 
D)  In the PNS, acetylcholine inhibits cardiac muscle. 
E)  The enzyme acetylcholinesterase removes acetylcholine from the receiving cell's membrane.

Question 15

Place the following steps in the correct order for a reflex arc. 1. Sensory neurons pass signals to interneurons. 2. Nerve signals travel along motor fibers to an effector. 3. Sensory receptors generate nerve signals. 4. Interneurons synapse with motor neurons. 5. There is a response to the stimulus.

Accepted Answer

A)  3,4,1,2,5 
B)  2,1,3,4,5 
C)  1,2,3,4,5 
D)  3,1,4,2,5 
E)  2,4,1,3,5 
A)  3,4,1,2,5 
B)  2,1,3,4,5 
C)  1,2,3,4,5 
D)  3,1,4,2,5 
E)  2,4,1,3,5

Question 16

Which conducts an action potential faster and why?

Accepted Answer

A)  myelinated fibers, the action potential moves through the myelin which allows it to travel faster 
B)  myelinated fibers, the action potential jumps from one node of Ranvier to another 
C)  unmyelinated fibers, the absence of myelin allows the action potential to travel faster 
D)  unmyelinated fibers, the action potential jumps from one node of Ranvier to another 
E)  unmyelinated fibers, the ions can move in and out of the cell faster without the myelin coating 
A)  myelinated fibers, the action potential moves through the myelin which allows it to travel faster 
B)  myelinated fibers, the action potential jumps from one node of Ranvier to another 
C)  unmyelinated fibers, the absence of myelin allows the action potential to travel faster 
D)  unmyelinated fibers, the action potential jumps from one node of Ranvier to another 
E)  unmyelinated fibers, the ions can move in and out of the cell faster without the myelin coating

Question 17

What type of memory does language depend upon?

Accepted Answer

A)  short-term 
B)  semantic 
C)  episodic 
D)  skill 
E)  long term 
A)  short-term 
B)  semantic 
C)  episodic 
D)  skill 
E)  long term

Question 18

The central nervous system is protected by

Accepted Answer

A)  bone. 
B)  muscle. 
C)  fibrous cartilage. 
D)  hyaline cartilage. 
E)  elastic cartilage. 
A)  bone. 
B)  muscle. 
C)  fibrous cartilage. 
D)  hyaline cartilage. 
E)  elastic cartilage.

Question 19

Which of the following is part of the limbic system?

Accepted Answer

A)  spinal cord 
B)  primary somatosensory area 
C)  amygdala 
D)  reticular formation 
E)  cerebellum 
A)  spinal cord 
B)  primary somatosensory area 
C)  amygdala 
D)  reticular formation 
E)  cerebellum

Question 20

Place the events in the transmission of an action potential in the correct order. 1. An action potential begins in the receiving neuron. 2. Neurotransmitters are released into the synaptic cleft. 3. An action potential arrives at an axon terminal. 4. Calcium ions enter the axon terminal. 5. Sodium ions diffuse into the receiving neuron. 6. Synaptic vesicles fuse with the plasma membrane. 7. Neurotransmitter molecules bind to the membrane of the receiving neuron.

Accepted Answer

A)  1,2,6,7,4,3,5 
B)  3,5,6,2,7,4,1 
C)  3,4,6,2,7,5,1 
D)  2,3,6,7,4,5,1 
E)  7,6,5,3,4,2,1 
A)  1,2,6,7,4,3,5 
B)  3,5,6,2,7,4,1 
C)  3,4,6,2,7,5,1 
D)  2,3,6,7,4,5,1 
E)  7,6,5,3,4,2,1

Exam 13: Nervous System

Which is the largest part of the brain?

A tumor located in the primary somatosensory area would impact which of the following functions?

Which brain system receives sensory information from the skin, skeletal muscles, and tendons?

Which of the following areas is not associated with the frontal lobe?

When a student crams for a test at 3 in the morning before the test, the information usually goes into

How does caffeine work?

Long term use of heroin results in which set of symptoms?

Which of the following could happen to the neurotransmitter once it binds to the receiving membrane receptors?

Which of the following statements is not true concerning the central nervous system?

The left hemisphere of the brain is more involved in verbal functions than the right hemisphere.

The thalamus is on the receiving end for all sensory input except the

Which part of the brain is not functioning correctly if an individual cannot learn new facts and retain them?

The entire action potential (depolarization and repolarization) occurs in a matter of

Which of the following statements is not true concerning acetylcholine's function?

Which conducts an action potential faster and why?

What type of memory does language depend upon?

The central nervous system is protected by

Which of the following is part of the limbic system?

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