Question 1

In which way are the sympathetic and parasympathetic divisions of the autonomic system similar?

Accepted Answer

A)   Both utilize two neurons per message.
B)   In both the preganglionic neuron is shorter than the postganglionic neuron.
C)   Both use norepinephrine as their neurotransmitter.
D)   Both arise from the sacral spinal nerves.
E)   Both are associated with the relaxed state (rest-and-digest) .F) B) and E)
G) All of the above

Question 2

Depolarization of the neuron occurs when

Accepted Answer

A)   the potassium gates open and potassium moves outside the cell.
B)   the sodium-potassium pump moves sodium inside the cell.
C)   sodium gates open and sodium moves inside the cell.
D)   the sodium-potassium pumps moves potassium inside the cell.
E)   water moves to the outside of the cell and chloride ions follow.F) D) and E)
G) A) and D)

Question 3

Which of the following statements is not true concerning spinal nerves?

Accepted Answer

A)   The ventral root contains motor fibers exiting the gray matter.
B)   The dorsal root contains sensory fibers entering the gray matter.
C)   Spinal nerves are considered part of the CNS.
D)   The dorsal and ventral roots join before the spinal nerve leaves the vertebral canal.
E)   The spinal nerves project from the cord through intervertebral foramina.F) B) and C)
G) A) and E)

Question 4

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)   2,4,1,3,5F) B) and D)
G) B) and C)

Question 5

The central nervous system is protected by

Accepted Answer

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

Question 6

Which of the following is not a lobe of the cerebral hemisphere?

Accepted Answer

A)   reticular
B)   frontal
C)   parietal
D)   temporal
E)   occipitalF) A) and B)
G) C) and E)

Question 7

Which one of the following is entirely located within the central nervous system?

Accepted Answer

A)   sensory neuron
B)   sensory receptor
C)   motor neuron
D)   effector
E)   interneuronF) B) and E)
G) C) and D)

Question 8

What type of memory is involved in learning to ride a bike?

Accepted Answer

A)   short-term memory
B)   long-term memory
C)   semantic memory
D)   episodic memory
E)   skill memoryF) None of the above
G) A) and B)

Question 9

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.F) All of the above
G) A) and B)

Question 10

Which of the following functions 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 areaF) C) and D)
G) A) and B)

Question 11

In what way are the somatic motor pathway and the parasympathetic autonomic motor pathway similar?

Accepted Answer

A)   Both innervate glands and organs.
B)   Both innervate the skeletal muscles.
C)   Both utilize two neurons per message.
D)   Both use acetylcholine as a neurotransmitter.
E)   Both are voluntary.F) A) and B)
G) A) and C)

Question 12

What is the summing up of the excitatory and inhibitory signals by a neuron called?

Accepted Answer

A)   integration
B)   addition
C)   polarization
D)   depolarization
E)   firingF) B) and C)
G) A) and B)

Question 13

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.Neurotransmitters 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)   7,6,5,3,4,2,1F) A) and B)
G) A) and D)

Question 14

Which drug is in the same category as nicotine?

Accepted Answer

A)   cocaine
B)   alcohol
C)   heroin
D)   marijuanaE) None of the above
F) A) and C)

Question 15

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, headachesF) B) and D)
G) C) and E)

Question 16

The brain stem contains the midbrain,the pons,and the medulla oblongata.

Accepted Answer

A) True 
 B)False

Question 17

The cells of the nervous tissue are all neurons,cells that transmit nerve impulses.

Accepted Answer

A) True 
 B)False

Question 18

The spinal cord belongs to the

Accepted Answer

A)   peripheral nervous system.
B)   central nervous system.C) A) and B)
D) undefined

Question 19

Which of the following is not a part of the brain?

Accepted Answer

A)   corpus callosum
B)   central canal
C)   cerebrum
D)   cerebellum
E)   ponsF) B) and D)
G) A) and D)

Question 20

Dopamine plays a central role in the working of the brain's built-in reward circuit.

Accepted Answer

A) True 
 B)False

Exam 13: Nervous System

In which way are the sympathetic and parasympathetic divisions of the autonomic system similar?

Correct Answer
verified

Which one of the following is entirely located within the central nervous system?

Correct Answer
verified

The brain stem contains the midbrain,the pons,and the medulla oblongata.

Correct Answer
verified

Depolarization of the neuron occurs when

Correct Answer
verified

The cells of the nervous tissue are all neurons,cells that transmit nerve impulses.

Correct Answer
verified

Which drug is in the same category as nicotine?

Correct Answer
verified

What is the summing up of the excitatory and inhibitory signals by a neuron called?

Correct Answer
verified

Which of the following is not a lobe of the cerebral hemisphere?

Correct Answer
verified

Which of the following is not a part of the brain?

Correct Answer
verified

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

Correct Answer
verified

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.

Correct Answer
verified

Correct Answer
verified

Dopamine plays a central role in the working of the brain's built-in reward circuit.

Correct Answer
verified

Which of the following statements is not true concerning spinal nerves?

Correct Answer
verified

In what way are the somatic motor pathway and the parasympathetic autonomic motor pathway similar?

Correct Answer
verified

What type of memory is involved in learning to ride a bike?

Correct Answer
verified

The spinal cord belongs to the

Correct Answer
verified

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

Correct Answer
verified

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

Correct Answer
verified

The central nervous system is protected by

Correct Answer
verified

Exam 13: Nervous System

In which way are the sympathetic and parasympathetic divisions of the autonomic system similar?

Correct AnswerverifiedShow Answer

Which one of the following is entirely located within the central nervous system?

Correct AnswerverifiedShow Answer

The brain stem contains the midbrain,the pons,and the medulla oblongata.

Correct AnswerverifiedShow Answer

Depolarization of the neuron occurs when

Correct AnswerverifiedShow Answer

The cells of the nervous tissue are all neurons,cells that transmit nerve impulses.

Correct AnswerverifiedShow Answer

Which drug is in the same category as nicotine?

Correct AnswerverifiedShow Answer

What is the summing up of the excitatory and inhibitory signals by a neuron called?

Correct AnswerverifiedShow Answer

Which of the following is not a lobe of the cerebral hemisphere?

Correct AnswerverifiedShow Answer

Which of the following is not a part of the brain?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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.

Correct AnswerverifiedShow Answer

Correct AnswerverifiedShow Answer

Dopamine plays a central role in the working of the brain's built-in reward circuit.

Correct AnswerverifiedShow Answer

Which of the following statements is not true concerning spinal nerves?

Correct AnswerverifiedShow Answer

In what way are the somatic motor pathway and the parasympathetic autonomic motor pathway similar?

Correct AnswerverifiedShow Answer

What type of memory is involved in learning to ride a bike?

Correct AnswerverifiedShow Answer

The spinal cord belongs to the

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

The central nervous system is protected by

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