Question 1

This part of the brain is responsible for autonomic motor functions such as respiration,blood pressure,and heart rate,as well as for regulating muscle tone.

Accepted Answer

A)  Sensory component of the reticular formation
B)  Prefrontal cortex
C)  Motor component of the reticular formation
D)  Amygdala
E)  HypothalamusF) A) and B)
G) C) and E)

Question 2

This pathway is composed of the anterior spinothalamic tract and the lateral spinothalamic tract.Axons entering this pathway conduct stimuli related to crude touch and pressure as well as pain and temperature.

Accepted Answer

A)  The posterior funiculus-medial lemniscal pathway
B)  The anterolateral pathway
C)  The musculomedial pathway
D)  The spinocerebellar pathway
E)  The posterolateral pathwayF) B) and E)
G) B) and D)

Question 3

Only a fraction of our sensory impulses reach our conscious awareness.

Accepted Answer

A) True 
 B)False

Question 4

The term cerebral lateralization refers to the fact that

Accepted Answer

A)  the two hemispheres are identical anatomically.
B)  the right hemisphere controls only the right side of the body.
C)  the two hemispheres control only the opposite side of the body.
D)  each hemisphere is specialized for certain tasks.
E)  the two hemispheres mature at the same time.F) A) and D)
G) All of the above

Question 5

Axons of the lower motor neurons of the lateral 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) B) and E)
G) A) and E)

Question 6

Following birth,the CNS continues to mature and gain in complexity.As it matures many neurons expand their number of connections.

Accepted Answer

A) True 
 B)False

Question 7

A cerebrovascular accident (stroke)is caused by an increase in blood supply to a part of the brain due to a blocked or damaged arterial blood vessel.

Accepted Answer

A) True 
 B)False

Question 8

The inability to either recognize or understand the meaning of various stimuli is termed

Accepted Answer

A)  dyslexia.
B)  ataxia.
C)  hemiballismus.
D)  agnosia.
E)  aprosodia.F) B) and D)
G) None of the above

Question 9

Damage to the cortical region of the representational hemisphere can cause dull,emotionless speech.This condition is called

Accepted Answer

A)  dyslexia.
B)  ataxia.
C)  hemiballismus.
D)  agnosia.
E)  aprosody.F) None of the above
G) B) and C)

Question 10

Where does the axon of a primary neuron project?

Accepted Answer

A)  Directly to the appropriate region of the brain
B)  To the axon of a tertiary neuron
C)  To another primary neuron
D)  To a secondary neuron
E)  To a muscle or a gland for appropriate actionF) None of the above
G) A) and B)

Question 11

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control sudden startled movements due to visual or auditory stimuli are located in the

Accepted Answer

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

Question 12

The different tracts within indirect motor pathways are grouped according to their primary functions.The medial pathway regulates

Accepted Answer

A)  muscle tone and gross movements of the muscles of the head,neck,proximal limb,and trunk.
B)  and controls precise,discrete movements and tone in flexor muscles of the limbs.
C)  heartbeat and controls blood pressure.
D)  respiratory rhythm and CO2 levels.
E)  smooth muscle contraction in the viscera.F) B) and C)
G) None of the above

Question 13

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) None of the above
G) A) and E)

Question 14

In motor pathways,axons of lower motor neurons exit the _________ and project to the __________ to be innervated.

Accepted Answer

A)  CNS; skeletal muscle
B)  PNS; skeletal muscle
C)  CNS; sensory receptor
D)  PNS; sensory receptor
E)  CNS; PNSF) B) and E)
G) All of the above

Question 15

Higher-order mental functions include all of the following except

Accepted Answer

A)  consciousness.
B)  learning.
C)  memory.
D)  reflex actions.
E)  reasoning.F) A) and E)
G) A) and B)

Question 16

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

Question 17

Adult males exhibit less lateralization than females and suffer less functional loss when one hemisphere is damaged.

Accepted Answer

A) True 
 B)False

Question 18

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) C) and D)
G) A) and C)

Question 19

Which is a form of impaired memory processing that occurs following years of alcohol abuse?

Accepted Answer

A)  Korsakoff psychosis
B)  Anterograde amnesia
C)  Retrograde amnesia
D)  Prosttraumatic amnesia
E)  Hysterical amnesiaF) C) and D)
G) None of the above

Exam 17: Pathways and Integrative Functions

This part of the brain is responsible for autonomic motor functions such as respiration,blood pressure,and heart rate,as well as for regulating muscle tone.

Correct Answer
verified

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control sudden startled movements due to visual or auditory stimuli are located in the

Correct Answer
verified

The inability to either recognize or understand the meaning of various stimuli is termed

Correct Answer
verified

Damage to the cortical region of the representational hemisphere can cause dull,emotionless speech.This condition is called

Correct Answer
verified

This pathway is composed of the anterior spinothalamic tract and the lateral spinothalamic tract.Axons entering this pathway conduct stimuli related to crude touch and pressure as well as pain and temperature.

Correct Answer
verified

Which is a form of impaired memory processing that occurs following years of alcohol abuse?

Correct Answer
verified

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

Correct Answer
verified

Only a fraction of our sensory impulses reach our conscious awareness.

Correct Answer
verified

Following birth,the CNS continues to mature and gain in complexity.As it matures many neurons expand their number of connections.

Correct Answer
verified

Where does the axon of a primary neuron project?

Correct Answer
verified

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

Correct Answer
verified

Adult males exhibit less lateralization than females and suffer less functional loss when one hemisphere is damaged.

Correct Answer
verified

Which part of the brain arouses us from sleep?

Correct Answer
verified

The different tracts within indirect motor pathways are grouped according to their primary functions.The medial pathway regulates

Correct Answer
verified

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

Correct Answer
verified

A cerebrovascular accident (stroke)is caused by an increase in blood supply to a part of the brain due to a blocked or damaged arterial blood vessel.

Correct Answer
verified

Higher-order mental functions include all of the following except

Correct Answer
verified

In motor pathways,axons of lower motor neurons exit the _ and project to the __ to be innervated.

Correct Answer
verified

The term cerebral lateralization refers to the fact that

Correct Answer
verified

Exam 17: Pathways and Integrative Functions

This part of the brain is responsible for autonomic motor functions such as respiration,blood pressure,and heart rate,as well as for regulating muscle tone.

Correct AnswerverifiedShow Answer

Complex unconscious motor patterns are controlled by neurons in various locations.The ones that control sudden startled movements due to visual or auditory stimuli are located in the

Correct AnswerverifiedShow Answer

The inability to either recognize or understand the meaning of various stimuli is termed

Correct AnswerverifiedShow Answer

Damage to the cortical region of the representational hemisphere can cause dull,emotionless speech.This condition is called

Correct AnswerverifiedShow Answer

This pathway is composed of the anterior spinothalamic tract and the lateral spinothalamic tract.Axons entering this pathway conduct stimuli related to crude touch and pressure as well as pain and temperature.

Correct AnswerverifiedShow Answer

Which is a form of impaired memory processing that occurs following years of alcohol abuse?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Only a fraction of our sensory impulses reach our conscious awareness.

Correct AnswerverifiedShow Answer

Following birth,the CNS continues to mature and gain in complexity.As it matures many neurons expand their number of connections.

Correct AnswerverifiedShow Answer

Where does the axon of a primary neuron project?

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

Adult males exhibit less lateralization than females and suffer less functional loss when one hemisphere is damaged.

Correct AnswerverifiedShow Answer

Which part of the brain arouses us from sleep?

Correct AnswerverifiedShow Answer

The different tracts within indirect motor pathways are grouped according to their primary functions.The medial pathway regulates

Correct AnswerverifiedShow Answer

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

Correct AnswerverifiedShow Answer

A cerebrovascular accident (stroke)is caused by an increase in blood supply to a part of the brain due to a blocked or damaged arterial blood vessel.

Correct AnswerverifiedShow Answer

Higher-order mental functions include all of the following except

Correct AnswerverifiedShow Answer

In motor pathways,axons of lower motor neurons exit the _________ and project to the __________ to be innervated.

Correct AnswerverifiedShow Answer

The term cerebral lateralization refers to the fact that

Correct AnswerverifiedShow Answer

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Correct Answer
verified

In motor pathways,axons of lower motor neurons exit the _ and project to the __ to be innervated.

Correct Answer
verified

Correct Answer
verified