Question 1

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control swinging the arms while walking are located in the

Accepted Answer

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

Question 2

The inability to perform coordinated body movements is called

Accepted Answer

A)  aprosody.
B)  agnosia.
C)  precognition.
D)  ataxia.
E)  hemiballismus.F) A) and B)
G) All of the above

Question 3

The effects of aging on the brain begin at about ________ of age.

Accepted Answer

A)  20 years
B)  30 years
C)  40 years
D)  50 years
E)  60 yearsF) A) and E)
G) A) and D)

Question 4

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 D)
G) A) and C)

Question 5

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) None of the above
G) C) and D)

Question 6

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) A) and B)
G) B) and E)

Question 7

Only conscious processing of information is involved in higher-order mental functions.

Accepted Answer

A) True 
 B)False  False

Question 8

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) None of the above

Question 9

Sensory memory has unlimited capacity.

Accepted Answer

A) True 
 B)False

Question 10

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) All of the above
G) None of the above

Question 11

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) None of the above
G) B) and C)

Question 12

In order to assess voluntary movements,messages from proprioceptors in skeletal muscles and joints are forwarded to the

Accepted Answer

A)  basal nuclei.
B)  primary cortex.
C)  brainstem.
D)  corpus callosum.
E)  cerebellum.F) A) and C)
G) A) and D)

Question 13

The corticobulbar tracts originate from the ______ region of the motor homunculus within the primary cortex.

Accepted Answer

A)  cardiac
B)  facial
C)  palmar
D)  genitalia
E)  respiratoryF) All of the above
G) A) and B) B

Question 14

Motor pathways are ascending pathways in the brain and spinal cord that control the activities of skeletal muscle.

Accepted Answer

A) True 
 B)False

Question 15

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 D)
G) A) and B)

Question 16

In most people,the Wernicke area is located in the

Accepted Answer

A)  categorical hemisphere.
B)  representational hemisphere.
C)  visual cortex.
D)  frontal lobe.
E)  medulla oblongata.F) A) and C)
G) A) and D) A

Question 17

Over 90 percent of nervous system pathways decussate.What does "decussate" mean?

Accepted Answer

A)  Branch extensively
B)  Carry information to and from the same effector
C)  Cross from one side of the body to the other
D)  Switch from carrying motor information to carrying sensory information
E)  None of the choices is correct.F) D) and E)
G) A) and B)

Question 18

By the time a person reaches puberty,axon myelination throughout both the CNS and PNS is complete.

Accepted Answer

A) True 
 B)False

Question 19

All incoming impulses are sent to the brain for detailed processing.

Accepted Answer

A) True 
 B)False

Question 20

Brain growth is 95 percent complete by the age of

Accepted Answer

A)  6 months.
B)  1 year.
C)  2 years.
D)  3 years.
E)  5 years.F) A) and D)
G) C) and D)

Exam 17: Pathways and Integrative Functions

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control swinging the arms while walking are located in the

Correct AnswerverifiedShow Answer

The inability to perform coordinated body movements is called

Correct AnswerverifiedShow Answer

The effects of aging on the brain begin at about ________ of age.

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

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

Only conscious processing of information is involved in higher-order mental functions.

Correct AnswerverifiedFalse

An ascending pathway carries

Correct AnswerverifiedShow Answer

Sensory memory has unlimited capacity.

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

In order to assess voluntary movements,messages from proprioceptors in skeletal muscles and joints are forwarded to the

Correct AnswerverifiedShow Answer

The corticobulbar tracts originate from the ______ region of the motor homunculus within the primary cortex.

Correct AnswerverifiedB

Motor pathways are ascending pathways in the brain and spinal cord that control the activities of skeletal muscle.

Correct AnswerverifiedShow Answer

What is the termination point for the anterolateral pathway?

Correct AnswerverifiedShow Answer

In most people,the Wernicke area is located in the

Correct AnswerverifiedA

Over 90 percent of nervous system pathways decussate.What does "decussate" mean?

Correct AnswerverifiedShow Answer

By the time a person reaches puberty,axon myelination throughout both the CNS and PNS is complete.

Correct AnswerverifiedShow Answer

All incoming impulses are sent to the brain for detailed processing.

Correct AnswerverifiedShow Answer

Brain growth is 95 percent complete by the age of

Correct AnswerverifiedShow Answer

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False

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B

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A

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