Question 1

The tension of a muscle can be increased by increasing

Accepted Answer

A)  the number of active neurons in its motor pool. 
B)  the level of activity of neurons in its motor pool. 
C)  the number of active neurons in its motor unit. 
D)  all of the above 
E)  both A and B 
A)  the number of active neurons in its motor pool. 
B)  the level of activity of neurons in its motor pool. 
C)  the number of active neurons in its motor unit. 
D)  all of the above 
E)  both A and B

Question 2

Apraxia typically affects

Accepted Answer

A)  only the left side of the body. 
B)  only the right side of the body. 
C)  both sides of the body. 
D)  only the arms. 
E)  only the legs. 
A)  only the left side of the body. 
B)  only the right side of the body. 
C)  both sides of the body. 
D)  only the arms. 
E)  only the legs.

Question 3

A highly skilled typist can type 120 words per minute only because

Accepted Answer

A)  the neural circuits responsible for activating each key press become active before the preceding key press has been completed. 
B)  different neural circuits at the lower levels of the sensorimotor hierarchy can be simultaneously active without interfering with one another. 
C)  the key presses have been chunked. 
D)  all of the above 
E)  he receives flowers from his boss at least once a month. 
A)  the neural circuits responsible for activating each key press become active before the preceding key press has been completed. 
B)  different neural circuits at the lower levels of the sensorimotor hierarchy can be simultaneously active without interfering with one another. 
C)  the key presses have been chunked. 
D)  all of the above 
E)  he receives flowers from his boss at least once a month.

Question 4

Increases in muscle tension in the absence of any shortening of the muscle are said to be

Accepted Answer

A)  contractions. 
B)  dynamic. 
C)  extensions. 
D)  isometric. 
E)  synergistic. 
A)  contractions. 
B)  dynamic. 
C)  extensions. 
D)  isometric. 
E)  synergistic.

Question 5

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 6

Neurons that fire in response to making a particular response, observing somebody else making the response, or just thinking about the response are called

Accepted Answer

A)  supplementary motor neurons. 
B)  premotor neurons. 
C)  mirror neurons. 
D)  ballistic neurons. 
E)  somatotopic neurons. 
A)  supplementary motor neurons. 
B)  premotor neurons. 
C)  mirror neurons. 
D)  ballistic neurons. 
E)  somatotopic neurons.

Question 7

In the primary motor cortex, the neurons that participate in the movement of a particular finger are

Accepted Answer

A)  located in one somatotopically segregated finger area. 
B)  widely distributed over the somatotopic hand area. 
C)  all located in a single column. 
D)  all located in the left parietal lobe. 
E)  all located in the right parietal lobe. 
A)  located in one somatotopically segregated finger area. 
B)  widely distributed over the somatotopic hand area. 
C)  all located in a single column. 
D)  all located in the left parietal lobe. 
E)  all located in the right parietal lobe.

Question 8

Which part of the body has been found to be doubly represented in each primary motor area of monkeys?

Accepted Answer

A)  tongue 
B)  contralateral lip 
C)  contralateral hand 
D)  genitals 
E)  contralateral foot 
A)  tongue 
B)  contralateral lip 
C)  contralateral hand 
D)  genitals 
E)  contralateral foot

Question 9

The area of association cortex that is thought to integrate the spatial information that is required to initiate an accurate movement is the __________ cortex.

Accepted Answer

The answer of The area of association cortex that is...

Question 10

The number of motor neurons in a motor unit is __________.

Accepted Answer

The answer of The number of motor neurons in a...

Question 11

With respect to sensorimotor learning, the advantage of transferring control to lower circuits of the neural hierarchy is that it

Accepted Answer

A)  frees the higher levels of the nervous system to deal with more complex issues. 
B)  increases the reliability of movements. 
C)  increases validity. 
D)  increases conscious awareness of the response. 
E)  all of the above 
A)  frees the higher levels of the nervous system to deal with more complex issues. 
B)  increases the reliability of movements. 
C)  increases validity. 
D)  increases conscious awareness of the response. 
E)  all of the above

Question 12

Which of the following receives information from various parts of the cortex and feeds it back to motor cortex?

Accepted Answer

A)  basal ganglia 
B)  cerebellum 
C)  red nucleus 
D)  reticular formation 
E)  substantia nigra 
A)  basal ganglia 
B)  cerebellum 
C)  red nucleus 
D)  reticular formation 
E)  substantia nigra

Question 13

The somatotopic map of the primary motor cortex is called the motor __________.

Accepted Answer

The answer of The somatotopic map of the primary motor...

Question 14

Recent fMRI studies have changed the traditional view of the cerebellum by suggesting that in addition to its sensorimotor functions it is involved in

Accepted Answer

A)  motor learning. 
B)  control and learning of cognitive responses. 
C)  learning motor sequences. 
D)  correcting motor sequences. 
E)  integrating motor sequences. 
A)  motor learning. 
B)  control and learning of cognitive responses. 
C)  learning motor sequences. 
D)  correcting motor sequences. 
E)  integrating motor sequences.

Question 15

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 16

Which of the following is a major finding of the Jenkins and colleagues PET study of motor learning?

Accepted Answer

A)  Dorsolateral prefrontal cortex was activated during well-practiced but not newly learned sequences. 
B)  The cerebellum was more active during well-practiced than during newly learned sequences. 
C)  Contralateral primary motor and somatosensory cortexes were activated during both well-practiced and newly learned sequences. 
D)  all of the above 
E)  both A and B 
A)  Dorsolateral prefrontal cortex was activated during well-practiced but not newly learned sequences. 
B)  The cerebellum was more active during well-practiced than during newly learned sequences. 
C)  Contralateral primary motor and somatosensory cortexes were activated during both well-practiced and newly learned sequences. 
D)  all of the above 
E)  both A and B

Question 17

Muscle spindles are receptors that respond to changes in muscle __________.

Accepted Answer

The answer of Muscle spindles are receptors that respond to...

Question 18

Long bursts of stimulation applied to the primary motor cortex elicit

Accepted Answer

A)  simple movements of one joint. 
B)  simple contractions of one muscle. 
C)  complex natural-looking response sequences. 
D)  reflexes. 
E)  either A or B 
A)  simple movements of one joint. 
B)  simple contractions of one muscle. 
C)  complex natural-looking response sequences. 
D)  reflexes. 
E)  either A or B

Question 19

If given the correct sensory feedback, the cat spinal cord is capable of controlling

Accepted Answer

A)  walking movements. 
B)  volition. 
C)  problem solving. 
D)  the grasp reflex. 
E)  astereognosia. 
A)  walking movements. 
B)  volition. 
C)  problem solving. 
D)  the grasp reflex. 
E)  astereognosia.

Question 20

The supplementary motor area and the premotor cortex are in the

Accepted Answer

A)  frontal lobe. 
B)  temporal lobe. 
C)  parietal lobe. 
D)  occipital lobe. 
E)  limbic lobe. 
A)  frontal lobe. 
B)  temporal lobe. 
C)  parietal lobe. 
D)  occipital lobe. 
E)  limbic lobe.

The tension of a muscle can be increased by increasing

Apraxia typically affects

A highly skilled typist can type 120 words per minute only because

Increases in muscle tension in the absence of any shortening of the muscle are said to be

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

Neurons that fire in response to making a particular response, observing somebody else making the response, or just thinking about the response are called

In the primary motor cortex, the neurons that participate in the movement of a particular finger are

Which part of the body has been found to be doubly represented in each primary motor area of monkeys?

The area of association cortex that is thought to integrate the spatial information that is required to initiate an accurate movement is the __________ cortex.

The number of motor neurons in a motor unit is __________.

With respect to sensorimotor learning, the advantage of transferring control to lower circuits of the neural hierarchy is that it

Which of the following receives information from various parts of the cortex and feeds it back to motor cortex?

The somatotopic map of the primary motor cortex is called the motor __________.

Recent fMRI studies have changed the traditional view of the cerebellum by suggesting that in addition to its sensorimotor functions it is involved in

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

Which of the following is a major finding of the Jenkins and colleagues PET study of motor learning?

Muscle spindles are receptors that respond to changes in muscle __________.

Long bursts of stimulation applied to the primary motor cortex elicit

If given the correct sensory feedback, the cat spinal cord is capable of controlling

The supplementary motor area and the premotor cortex are in the

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 tension of a muscle can be increased by increasing

Apraxia typically affects

A highly skilled typist can type 120 words per minute only because

Increases in muscle tension in the absence of any shortening of the muscle are said to be

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

Neurons that fire in response to making a particular response, observing somebody else making the response, or just thinking about the response are called

In the primary motor cortex, the neurons that participate in the movement of a particular finger are

Which part of the body has been found to be doubly represented in each primary motor area of monkeys?

The area of association cortex that is thought to integrate the spatial information that is required to initiate an accurate movement is the __________ cortex.

The number of motor neurons in a motor unit is __________.

With respect to sensorimotor learning, the advantage of transferring control to lower circuits of the neural hierarchy is that it

Which of the following receives information from various parts of the cortex and feeds it back to motor cortex?

The somatotopic map of the primary motor cortex is called the motor __________.

Recent fMRI studies have changed the traditional view of the cerebellum by suggesting that in addition to its sensorimotor functions it is involved in

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

Which of the following is a major finding of the Jenkins and colleagues PET study of motor learning?

Muscle spindles are receptors that respond to changes in muscle __________.

Long bursts of stimulation applied to the primary motor cortex elicit

If given the correct sensory feedback, the cat spinal cord is capable of controlling

The supplementary motor area and the premotor cortex are in the

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