Question 1

The latency of withdrawal reflexes indicates that they involve

Accepted Answer

A)  no synapses. 
B)  at least 1 synapse. 
C)  at least 2 synapses. 
D)  at least 3 synapses. 
E)  more than 3 synapses. 
A)  no synapses. 
B)  at least 1 synapse. 
C)  at least 2 synapses. 
D)  at least 3 synapses. 
E)  more than 3 synapses.

Question 2

Theories of sensorimotor learning emphasize two kinds of learning-related changes in sensorimotor programs:

Accepted Answer

A)  chunking and increasing conscious control of the learned sensorimotor response. 
B)  transferring the neural control of the learned sensorimotor response to lower levels of the CNS and increasing conscious control of it. 
C)  chunking and increasing the degree of neural control. 
D)  transferring the neural control of the learned sensorimotor response to higher levels of the CNS and increasing the conscious control of it. 
E)  chunking and transferring much of the control of the response to lower levels of the nervous system. 
A)  chunking and increasing conscious control of the learned sensorimotor response. 
B)  transferring the neural control of the learned sensorimotor response to lower levels of the CNS and increasing conscious control of it. 
C)  chunking and increasing the degree of neural control. 
D)  transferring the neural control of the learned sensorimotor response to higher levels of the CNS and increasing the conscious control of it. 
E)  chunking and transferring much of the control of the response to lower levels of the nervous system.

Question 3

The tiny muscle at the end of the pointer line is

Accepted Answer

A)  an intrafusal muscle. 
B)  an extrafusal muscle. 
C)  a skeletal muscle. 
D)  both A and C 
E)  Both B and C 
A)  an intrafusal muscle. 
B)  an extrafusal muscle. 
C)  a skeletal muscle. 
D)  both A and C 
E)  Both B and C

Question 4

When a motor neuron fires,all of the muscle fibers of its motor

Accepted Answer

A)  unit contract together. 
B)  pool contract together. 
C)  segment contract together. 
D)  equivalence contract together. 
E)  feedback contract together. 
A)  unit contract together. 
B)  pool contract together. 
C)  segment contract together. 
D)  equivalence contract together. 
E)  feedback contract together.

Question 5

Discuss three principles of sensorimotor function.

Accepted Answer

50% for naming the three princ

Question 6

So-called fast muscle fibers

Accepted Answer

A)  are pale. 
B)  are bright red. 
C)  can generate great force for long periods. 
D)  are found exclusively in extensors. 
E)  are found exclusively in flexors. 
A)  are pale. 
B)  are bright red. 
C)  can generate great force for long periods. 
D)  are found exclusively in extensors. 
E)  are found exclusively in flexors.

Question 7

The only part of the primary motor cortex to receive sensory feedback from the skin is that part that controls the contralateral __________.

Accepted Answer

The answer of The only part of the primary motor...

Question 8

Without the sensory feedback carried by the somatosensory nerves of the arms,human neurological patients,such as G.O.,have difficulty

Accepted Answer

A)  swatting a fly. 
B)  maintaining a constant appropriate level of manual muscle contraction. 
C)  adjusting the output of the muscles of their arms to compensate for unexpected external disturbances (e.g., somebody brushing against an arm). 
D)  all of the above 
E)  both B and C 
A)  swatting a fly. 
B)  maintaining a constant appropriate level of manual muscle contraction. 
C)  adjusting the output of the muscles of their arms to compensate for unexpected external disturbances (e.g., somebody brushing against an arm). 
D)  all of the above 
E)  both B and C

Question 9

In a remarkable demonstration,Belle,the owl monkey,controlled the movements of a robotic arm

Accepted Answer

A)  by pressing buttons. 
B)  with the activity of neurons in her primary motor cortex. 
C)  with speech sounds. 
D)  with monkey calls. 
E)  by providing visual feedback to the arm. 
A)  by pressing buttons. 
B)  with the activity of neurons in her primary motor cortex. 
C)  with speech sounds. 
D)  with monkey calls. 
E)  by providing visual feedback to the arm.

Question 10

Muscles are protected from damage caused by excessive contraction by

Accepted Answer

A)  gamma efferents. 
B)  spindle afferents. 
C)  extrafusal motor pools. 
D)  Golgi tendon organs. 
E)  synergistic muscles. 
A)  gamma efferents. 
B)  spindle afferents. 
C)  extrafusal motor pools. 
D)  Golgi tendon organs. 
E)  synergistic muscles.

Question 11

Large lesions to the right parietal lobe sometimes produce

Accepted Answer

A)  ipsilateral astereognosia. 
B)  contralateral neglect. 
C)  apraxia. 
D)  all of the above 
E)  both A and C 
A)  ipsilateral astereognosia. 
B)  contralateral neglect. 
C)  apraxia. 
D)  all of the above 
E)  both A and C

Question 12

Which kinds of movements are NOT influenced by sensory feedback?

Accepted Answer

A)  innate movements 
B)  unpracticed movements 
C)  practiced movements 
D)  ballistic movements 
E)  reflexive movements 
A)  innate movements 
B)  unpracticed movements 
C)  practiced movements 
D)  ballistic movements 
E)  reflexive movements

Question 13

Small areas of secondary motor cortex were discovered in the

Accepted Answer

A)  dorsolateral frontal lobe. 
B)  lateral prefrontal lobe. 
C)  cingulate gyrus. 
D)  posterior parietal lobe. 
E)  cerebellum. 
A)  dorsolateral frontal lobe. 
B)  lateral prefrontal lobe. 
C)  cingulate gyrus. 
D)  posterior parietal lobe. 
E)  cerebellum.

Question 14

The primary motor cortex receives cutaneous feedback from only one part of the body: the hands.This feedback likely plays an important role in

Accepted Answer

A)  stereognosis. 
B)  astereognosia. 
C)  the homunculus. 
D)  the cingulate motor areas. 
E)  apraxia. 
A)  stereognosis. 
B)  astereognosia. 
C)  the homunculus. 
D)  the cingulate motor areas. 
E)  apraxia.

Question 15

All of the motor neurons that innervate the fibers of a single muscle are called its

Accepted Answer

A)  motor unit. 
B)  discharge unit. 
C)  motor pool. 
D)  antagonists. 
E)  agonists. 
A)  motor unit. 
B)  discharge unit. 
C)  motor pool. 
D)  antagonists. 
E)  agonists.

Question 16

Discuss the anatomy,circuitry,and function of muscle spindles.Use diagrams of the muscle spindle feedback circuit in your answer.

Accepted Answer

20% for describing the anatomy

Question 17

Response chunking and changing the level of control are thought to be important processes in

Accepted Answer

A)  the stretch reflex. 
B)  walking. 
C)  sensorimotor learning. 
D)  the withdrawal reflex. 
E)  recurrent collateral inhibition. 
A)  the stretch reflex. 
B)  walking. 
C)  sensorimotor learning. 
D)  the withdrawal reflex. 
E)  recurrent collateral inhibition.

Question 18

It has been estimated that over half the neurons of the brain are in a structure that constitutes only 10% of the brain's total mass.This structure is the

Accepted Answer

A)  neocortex. 
B)  cerebellum. 
C)  hippocampus. 
D)  brain stem. 
E)  corpus callosum. 
A)  neocortex. 
B)  cerebellum. 
C)  hippocampus. 
D)  brain stem. 
E)  corpus callosum.

Question 19

The somatotopic map of the primary motor cortex is called the

Accepted Answer

A)  motor homunculus. 
B)  somatosensory homunculus. 
C)  stereognosis. 
D)  somatotopic homunculus. 
E)  supplementary map. 
A)  motor homunculus. 
B)  somatosensory homunculus. 
C)  stereognosis. 
D)  somatotopic homunculus. 
E)  supplementary map.

Question 20

Discuss the organization and functions of primary motor cortex.Compare the traditional view with the modern view,emphasizing the relevant evidence.

Accepted Answer

20% for describing traditional

The latency of withdrawal reflexes indicates that they involve

Theories of sensorimotor learning emphasize two kinds of learning-related changes in sensorimotor programs:

The tiny muscle at the end of the pointer line is

When a motor neuron fires,all of the muscle fibers of its motor

Discuss three principles of sensorimotor function.

So-called fast muscle fibers

The only part of the primary motor cortex to receive sensory feedback from the skin is that part that controls the contralateral __________.

Without the sensory feedback carried by the somatosensory nerves of the arms,human neurological patients,such as G.O.,have difficulty

In a remarkable demonstration,Belle,the owl monkey,controlled the movements of a robotic arm

Muscles are protected from damage caused by excessive contraction by

Large lesions to the right parietal lobe sometimes produce

Which kinds of movements are NOT influenced by sensory feedback?

Small areas of secondary motor cortex were discovered in the

The primary motor cortex receives cutaneous feedback from only one part of the body: the hands.This feedback likely plays an important role in

All of the motor neurons that innervate the fibers of a single muscle are called its

Discuss the anatomy,circuitry,and function of muscle spindles.Use diagrams of the muscle spindle feedback circuit in your answer.

Response chunking and changing the level of control are thought to be important processes in

It has been estimated that over half the neurons of the brain are in a structure that constitutes only 10% of the brain's total mass.This structure is the

The somatotopic map of the primary motor cortex is called the

Discuss the organization and functions of primary motor cortex.Compare the traditional view with the modern view,emphasizing the relevant evidence.

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

Neural Conduction and Synaptic Transmission

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, eating, and Health

Hormones and Sex

Sleep, Dreaming, and Circadian Rhythms

Drug Addiction and the Brains Reward Circuits

Lateralization, language, and the Split Brain

Biopsychology of Emotion, stress, and Health

Biopsychology of Psychiatric Disorders

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Exam 8: The Sensorimotor System

The latency of withdrawal reflexes indicates that they involve

Theories of sensorimotor learning emphasize two kinds of learning-related changes in sensorimotor programs:

The tiny muscle at the end of the pointer line is

When a motor neuron fires,all of the muscle fibers of its motor

Discuss three principles of sensorimotor function.

So-called fast muscle fibers

The only part of the primary motor cortex to receive sensory feedback from the skin is that part that controls the contralateral __________.

Without the sensory feedback carried by the somatosensory nerves of the arms,human neurological patients,such as G.O.,have difficulty

In a remarkable demonstration,Belle,the owl monkey,controlled the movements of a robotic arm

Muscles are protected from damage caused by excessive contraction by

Large lesions to the right parietal lobe sometimes produce

Which kinds of movements are NOT influenced by sensory feedback?

Small areas of secondary motor cortex were discovered in the

The primary motor cortex receives cutaneous feedback from only one part of the body: the hands.This feedback likely plays an important role in

All of the motor neurons that innervate the fibers of a single muscle are called its

Discuss the anatomy,circuitry,and function of muscle spindles.Use diagrams of the muscle spindle feedback circuit in your answer.

Response chunking and changing the level of control are thought to be important processes in

It has been estimated that over half the neurons of the brain are in a structure that constitutes only 10% of the brain's total mass.This structure is the

The somatotopic map of the primary motor cortex is called the

Discuss the organization and functions of primary motor cortex.Compare the traditional view with the modern view,emphasizing the relevant evidence.

Biopsychology As a Neuroscience

Evolution, Genetics, and Experience

The Anatomy of the Nervous System

Neural Conduction and Synaptic Transmission

The Research Methods of Biopsychology

The Visual System

Mechanisms of Perception

Development of the Nervous System

Brain Damage and Neuroplasticity

Learning, Memory, and Amnesia

Hunger, eating, and Health

Hormones and Sex

Sleep, Dreaming, and Circadian Rhythms

Drug Addiction and the Brains Reward Circuits

Lateralization, language, and the Split Brain

Biopsychology of Emotion, stress, and Health

Biopsychology of Psychiatric Disorders

Filters