Question 1

The effects of damage to the primary motor cortex include

Accepted Answer

A)  astereognosia. 
B)  difficulty in moving one part of the body independently of others. 
C)  paralysis. 
D)  all of the above 
E)  both A and B 
A)  astereognosia. 
B)  difficulty in moving one part of the body independently of others. 
C)  paralysis. 
D)  all of the above 
E)  both A and B

Question 2

The cerebellum is thought to

Accepted Answer

A)  correct ongoing movements that deviate from their intended course. 
B)  play a major role in motor learning, particularly when timing is critical. 
C)  mediate astereognosia. 
D)  all of the above 
E)  both A and B 
A)  correct ongoing movements that deviate from their intended course. 
B)  play a major role in motor learning, particularly when timing is critical. 
C)  mediate astereognosia. 
D)  all of the above 
E)  both A and B

Question 3

Which structure is part of a neural loop including the cortex and the basal ganglia?

Accepted Answer

A)  thalamus 
B)  vestibular nucleus 
C)  cerebellum 
D)  red nucleus 
E)  substantia nigra 
A)  thalamus 
B)  vestibular nucleus 
C)  cerebellum 
D)  red nucleus 
E)  substantia nigra

Question 4

Which of the following is a principle of sensorimotor organization?

Accepted Answer

A)  The sensorimotor system is hierarchically organized. 
B)  Motor output is guided by sensory input. 
C)  Learning changes the nature and locus of sensorimotor control. 
D)  all of the above 
E)  both B and C 
A)  The sensorimotor system is hierarchically organized. 
B)  Motor output is guided by sensory input. 
C)  Learning changes the nature and locus of sensorimotor control. 
D)  all of the above 
E)  both B and C

Question 5

The cell bodies of Betz cells are found in the

Accepted Answer

A)  premotor cortex. 
B)  primary motor cortex. 
C)  supplementary motor cortex. 
D)  cerebellum. 
E)  basal ganglia. 
A)  premotor cortex. 
B)  primary motor cortex. 
C)  supplementary motor cortex. 
D)  cerebellum. 
E)  basal ganglia.

Question 6

Muscle contraction in the absence of movement is called __________ contraction.

Accepted Answer

The answer of Muscle contraction in the absence of movement...

Question 7

A study of the firing of primary motor cortex neurons while monkeys moved freely about indicated that their firing was often related to the

Accepted Answer

A)  direction of the movement. 
B)  speed of the movement. 
C)  end point (i.e., target) of the movement. 
D)  acceleration of the movement. 
E)  purpose of the movement. 
A)  direction of the movement. 
B)  speed of the movement. 
C)  end point (i.e., target) of the movement. 
D)  acceleration of the movement. 
E)  purpose of the movement.

Question 8

In 1937, the primary motor cortex was mapped by electrically stimulating the cortex of conscious human patients who were undergoing neurosurgery. This was accomplished by

Accepted Answer

A)  Hebb. 
B)  Pinel. 
C)  Jackson. 
D)  Penfield and Boldrey. 
E)  Sperry. 
A)  Hebb. 
B)  Pinel. 
C)  Jackson. 
D)  Penfield and Boldrey. 
E)  Sperry.

Question 9

The motor units of the thumb, fingers, and face contain the

Accepted Answer

A)  fewest muscle fibers. 
B)  most muscle fibers. 
C)  fewest motor neurons. 
D)  most motor neurons. 
E)  most extensors. 
A)  fewest muscle fibers. 
B)  most muscle fibers. 
C)  fewest motor neurons. 
D)  most motor neurons. 
E)  most extensors.

Question 10

The __________ constitutes about 10% of the brains total mass but includes over half its neurons.

Accepted Answer

The answer of The __________ constitutes about 10% of the...

Question 11

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 12

Apraxia is usually caused by lesions to the

Accepted Answer

A)  left parietal lobe. 
B)  right parietal lobe. 
C)  right primary motor cortex. 
D)  right secondary motor cortex. 
E)  either temporal lobes. 
A)  left parietal lobe. 
B)  right parietal lobe. 
C)  right primary motor cortex. 
D)  right secondary motor cortex. 
E)  either temporal lobes.

Question 13

In one classic experiment, monkeys could not move their fingers independently after transections of the

Accepted Answer

A)  dorsolateral corticospinal tracts. 
B)  dorsolateral corticorubrospinal tracts. 
C)  ventromedial corticospinal tracts. 
D)  ventromedial cortico-brainstem-spinal tracts. 
E)  nigrostriatal tract. 
A)  dorsolateral corticospinal tracts. 
B)  dorsolateral corticorubrospinal tracts. 
C)  ventromedial corticospinal tracts. 
D)  ventromedial cortico-brainstem-spinal tracts. 
E)  nigrostriatal tract.

Question 14

The fact that the same basic movement can be carried out in different ways involving different muscles is called

Accepted Answer

A)  cocontraction. 
B)  a central sensorimotor program. 
C)  motor equivalence. 
D)  recurrent collateral inhibition. 
E)  sensorimotor equipotentiality. 
A)  cocontraction. 
B)  a central sensorimotor program. 
C)  motor equivalence. 
D)  recurrent collateral inhibition. 
E)  sensorimotor equipotentiality.

Question 15

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 16

Which of the following helps distribute the work between different motor neurons of a muscle's motor pool?

Accepted Answer

A)  cocontraction 
B)  recurrent collateral inhibition 
C)  reciprocal inhibition 
D)  muscle-spindle feedback 
E)  withdrawal reflex 
A)  cocontraction 
B)  recurrent collateral inhibition 
C)  reciprocal inhibition 
D)  muscle-spindle feedback 
E)  withdrawal reflex

Question 17

Theories of sensorimotor learning emphasize two kinds of changes to sensorimotor programs: transfer of control to lower levels of the neural hierarchy and response __________.

Accepted Answer

The answer of Theories of sensorimotor learning emphasize two kinds...

Question 18

In one classic experiment, monkeys had difficulty letting go of food after their

Accepted Answer

A)  dorsolateral corticorubrospinal tracts were transected. 
B)  dorsolateral corticospinal tracts were transected. 
C)  ventromedial corticospinal tracts were transected. 
D)  cerebellum was lesioned. 
E)  basal ganglia were lesioned. 
A)  dorsolateral corticorubrospinal tracts were transected. 
B)  dorsolateral corticospinal tracts were transected. 
C)  ventromedial corticospinal tracts were transected. 
D)  cerebellum was lesioned. 
E)  basal ganglia were lesioned.

Question 19

Most axons of the dorsolateral corticorubrospinal tract synapse on

Accepted Answer

A)  muscles of the fingers and thumb. 
B)  muscles of the hands and wrists. 
C)  interneurons of the spinal gray matter that in turn synapse on motor neurons that project to the distal muscles of the arms and legs. 
D)  motor neurons that project to the fingers. 
E)  Betz cells. 
A)  muscles of the fingers and thumb. 
B)  muscles of the hands and wrists. 
C)  interneurons of the spinal gray matter that in turn synapse on motor neurons that project to the distal muscles of the arms and legs. 
D)  motor neurons that project to the fingers. 
E)  Betz cells.

Question 20

During sensorimotor learning,

Accepted Answer

A)  the locus of control is often shifted to lower levels of the sensorimotor hierarchy. 
B)  the locus of control is often shifted from conscious to unconscious control mechanisms. 
C)  individual responses are often integrated into continuous motor programs. 
D)  all of the above 
E)  both A and B 
A)  the locus of control is often shifted to lower levels of the sensorimotor hierarchy. 
B)  the locus of control is often shifted from conscious to unconscious control mechanisms. 
C)  individual responses are often integrated into continuous motor programs. 
D)  all of the above 
E)  both A and B

The effects of damage to the primary motor cortex include

The cerebellum is thought to

Which structure is part of a neural loop including the cortex and the basal ganglia?

Which of the following is a principle of sensorimotor organization?

The cell bodies of Betz cells are found in the

Muscle contraction in the absence of movement is called __________ contraction.

A study of the firing of primary motor cortex neurons while monkeys moved freely about indicated that their firing was often related to the

In 1937, the primary motor cortex was mapped by electrically stimulating the cortex of conscious human patients who were undergoing neurosurgery. This was accomplished by

The motor units of the thumb, fingers, and face contain the

The __________ constitutes about 10% of the brains total mass but includes over half its neurons.

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

Apraxia is usually caused by lesions to the

In one classic experiment, monkeys could not move their fingers independently after transections of the

The fact that the same basic movement can be carried out in different ways involving different muscles is called

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

Which of the following helps distribute the work between different motor neurons of a muscle's motor pool?

Theories of sensorimotor learning emphasize two kinds of changes to sensorimotor programs: transfer of control to lower levels of the neural hierarchy and response __________.

In one classic experiment, monkeys had difficulty letting go of food after their

Most axons of the dorsolateral corticorubrospinal tract synapse on

During sensorimotor learning,

Biopsychology as a Neuroscience: What is Biopsychology, Anyway?

Evolution, Genetics, and Experience: Thinking About the Biology of Behavior

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 Brain’s 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 effects of damage to the primary motor cortex include

The cerebellum is thought to

Which structure is part of a neural loop including the cortex and the basal ganglia?

Which of the following is a principle of sensorimotor organization?

The cell bodies of Betz cells are found in the

Muscle contraction in the absence of movement is called __________ contraction.

A study of the firing of primary motor cortex neurons while monkeys moved freely about indicated that their firing was often related to the

In 1937, the primary motor cortex was mapped by electrically stimulating the cortex of conscious human patients who were undergoing neurosurgery. This was accomplished by

The motor units of the thumb, fingers, and face contain the

The __________ constitutes about 10% of the brains total mass but includes over half its neurons.

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

Apraxia is usually caused by lesions to the

In one classic experiment, monkeys could not move their fingers independently after transections of the

The fact that the same basic movement can be carried out in different ways involving different muscles is called

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

Which of the following helps distribute the work between different motor neurons of a muscle's motor pool?

Theories of sensorimotor learning emphasize two kinds of changes to sensorimotor programs: transfer of control to lower levels of the neural hierarchy and response __________.

In one classic experiment, monkeys had difficulty letting go of food after their

Most axons of the dorsolateral corticorubrospinal tract synapse on

During sensorimotor learning,

Biopsychology as a Neuroscience: What is Biopsychology, Anyway?

Evolution, Genetics, and Experience: Thinking About the Biology of Behavior

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 Brain’s Reward Circuits

Lateralization, Language, and the Split Brain

Biopsychology of Emotion, Stress, and Health

Biopsychology of Psychiatric Disorders

Filters