Question 1

How does the CNS communicate with the rest of the body?

Accepted Answer

A)  Through direct connections based on a one nerve-one function process
B)  Primarily through hormonal action
C)  Through a system of neuronal links known as connectors
D)  Through pathways that travel through white matter of the brainstem and spinal cord to connect various CNS regions with peripheral nerves
E)  Through a network of fibrous interconnections between each organ and a specific target within the CNSF) C) and D)
G) C) and E)

Question 2

Which part of the brain arouses us from sleep?

Accepted Answer

A)  Reticular activating system
B)  Prefrontal cortex
C)  Motor component of the reticular formation
D)  Amygdaloid body
E)  HypothalamusF) A) and E)
G) B) and E)

Question 3

Error-correcting signals are sent from the cerebellum through the ___________ and the brainstem to the premotor and primary motor cortices.

Accepted Answer

A)  thalamus
B)  hypothalamus
C)  pituitary
D)  pineal body
E)  ponsF) B) and D)
G) A) and E)

Question 4

Sensory memory has unlimited capacity.

Accepted Answer

A) True 
 B)False

Question 5

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control activities such as riding a bicycle are located in the

Accepted Answer

A)  mesencephalon.
B)  cerebellum.
C)  hypothalamus.
D)  cerebral nuclei.
E)  medulla oblongata.F) C) and E)
G) A) and B)

Question 6

Axons of the lower motor neurons of the anterior corticospinal tracts innervate

Accepted Answer

A)  skeletal muscles that control skilled movements in the limbs.
B)  muscles of the lower digestive tract.
C)  muscles of the respiratory system.
D)  skeletal muscles of the upper back and neck.
E)  axial skeletal muscle.F) None of the above
G) A) and C)

Question 7

The secondary neuron in a sensory pathway is a(n)

Accepted Answer

A)  motor neuron.
B)  interneuron.
C)  visceral neuron.
D)  center in the brain.
E)  tract in the spinal cord.F) All of the above
G) B) and C)

Question 8

These pathways process stimuli received from the internal organs.

Accepted Answer

A)  Somatosensory pathways
B)  Internosensory pathways
C)  Viscerosensory pathways
D)  Somatomotor pathways
E)  Visceromotor pathwaysF) B) and C)
G) C) and D)

Question 9

An ascending pathway carries

Accepted Answer

A)  sensory information from the body to the brain.
B)  motor information from the body to the brain.
C)  sensory information from the brain to the body.
D)  motor information from the brain to muscles and glands.
E)  both motor and sensory information from the body to the brain.F) A) and E)
G) A) and D)

Question 10

A tract is a

Accepted Answer

A)  cluster of neuron cell bodies within the PNS.
B)  collection of neuron cell bodies located within the CNS.
C)  network of nerves.
D)  center that displays discrete anatomic boundaries.
E)  group of axons that travel together in the CNS.F) D) and E)
G) B) and D)

Question 11

What is the termination point for the anterolateral pathway?

Accepted Answer

A)  Cerebellum
B)  Gray commissure of spinal cord
C)  Posterior horn of spinal cord
D)  Thalamus
E)  Medulla oblongataF) B) and C)
G) C) and D)

Question 12

Which pathways are somatotopically organized?
A: Posterior funiculus-medial lemniscal pathway
B: Anterolateral pathway
C: Spinocerebellar pathway

Accepted Answer

A)  a and b
B)  a,b,and c
C)  b and c
D)  a and c
E)  a onlyF) C) and E)
G) A) and B)

Question 13

The pair of thick anterior bulges (pyramids) in the medulla oblongata are formed by the

Accepted Answer

A)  corticobulbar tracts.
B)  internal capsular tracts.
C)  corticospinal tracts.
D)  anterior bulbar tracts.
E)  cerebral nuclei.F) B) and C)
G) A) and E)

Question 14

Which is a condition in which a person loses memories of past events?

Accepted Answer

A)  Korsakoff psychosis
B)  Anterograde amnesia
C)  Retrograde amnesia
D)  Prosttraumatic amnesia
E)  Hysterical amnesiaF) A) and B)
G) A) and C)

Question 15

-What pathway does number 1 indicate?

Accepted Answer

A)  Spinocerebellar pathway
B)  Posterior funiculus-medial lemniscal pathway
C)  Anterolateral pathway
D)  Fascicular pathway
E)  Reticulospinal pathwayF) A) and C)
G) All of the above

Question 16

In most people,the right hemisphere functions as the _____ hemisphere.

Accepted Answer

A)  categorical
B)  analytical
C)  representational
D)  critical
E)  deductiveF) None of the above
G) B) and D)

Question 17

The medial pathway of the indirect motor pathway consists of three groups of tracts.The one that helps to control unskilled automatic movements related to posture and maintaining balance is the

Accepted Answer

A)  reticulospinal tract.
B)  tectospinal tract.
C)  vestibulospinal tract.D) All of the above
E) A) and B)

Question 18

A child pounding on the keys of a piano makes a cacophony of unrecognizable noise,whereas a trained pianist reproduces a Mozart sonata.The portion of the brain that controls and coordinates the movements necessary to play the piano is the

Accepted Answer

A)  thalamus.
B)  medulla oblongata.
C)  diencephalon.
D)  cerebellum.
E)  corpus callosum.F) None of the above
G) D) and E)

Question 19

In most people,the left hemisphere functions as the _________ hemisphere.

Accepted Answer

A)  categorical
B)  analytical
C)  representational
D)  critical
E)  deductiveF) A) and B)
G) A) and C)

Question 20

Which pathways conduct information about limb position and the sensations of touch,temperature,pressure,and pain?

Accepted Answer

A)  Sensory pathways
B)  Motor pathways
C)  Descending pathways
D)  Visceral pathways
E)  Both sensory and motor pathwaysF) A) and B)
G) A) and E)

Exam 17: Pathways and Integrative Functions

The secondary neuron in a sensory pathway is a(n)

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Which part of the brain arouses us from sleep?

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-What pathway does number 1 indicate?

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A child pounding on the keys of a piano makes a cacophony of unrecognizable noise,whereas a trained pianist reproduces a Mozart sonata.The portion of the brain that controls and coordinates the movements necessary to play the piano is the

Correct AnswerverifiedShow Answer

Axons of the lower motor neurons of the anterior corticospinal tracts innervate

Correct AnswerverifiedShow Answer

Error-correcting signals are sent from the cerebellum through the ___________ and the brainstem to the premotor and primary motor cortices.

Correct AnswerverifiedShow Answer

Sensory memory has unlimited capacity.

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In most people,the left hemisphere functions as the _________ hemisphere.

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What is the termination point for the anterolateral pathway?

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In most people,the right hemisphere functions as the _____ hemisphere.

Correct AnswerverifiedShow Answer

Which pathways conduct information about limb position and the sensations of touch,temperature,pressure,and pain?

Correct AnswerverifiedShow Answer

A tract is a

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An ascending pathway carries

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How does the CNS communicate with the rest of the body?

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Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control activities such as riding a bicycle are located in the

Correct AnswerverifiedShow Answer

These pathways process stimuli received from the internal organs.

Correct AnswerverifiedShow Answer

The pair of thick anterior bulges (pyramids) in the medulla oblongata are formed by the

Correct AnswerverifiedShow Answer

The medial pathway of the indirect motor pathway consists of three groups of tracts.The one that helps to control unskilled automatic movements related to posture and maintaining balance is the

Correct AnswerverifiedShow Answer

Which is a condition in which a person loses memories of past events?

Correct AnswerverifiedShow Answer

Which pathways are somatotopically organized? A: Posterior funiculus-medial lemniscal pathway B: Anterolateral pathway C: Spinocerebellar pathway

Correct AnswerverifiedShow Answer

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