Question 1

Which of the following is true of Huntington's disease (HD)?

Accepted Answer

A)  A standard treatment of HD involves L-DOPA. 
B)  HD is caused by a defective gene on chromosome 4. 
C)  HD first appears in early childhood. 
D)  HD is caused by degeneration of the nigrostriatal bundle. 
E)  Stereotaxically-guided damage to the caudate and putamen is an effective treatment for HD. 
A)  A standard treatment of HD involves L-DOPA. 
B)  HD is caused by a defective gene on chromosome 4. 
C)  HD first appears in early childhood. 
D)  HD is caused by degeneration of the nigrostriatal bundle. 
E)  Stereotaxically-guided damage to the caudate and putamen is an effective treatment for HD.

Question 2

Which of the following is a key characteristic of Parkinson's disease?

Accepted Answer

A)  ballistic movements of the limbs 
B)  difficulty in sitting in a chair 
C)  tremor during rapid motor movements 
D)  slowness of movement 
E)  excessive movement of the tongue and lips 
A)  ballistic movements of the limbs 
B)  difficulty in sitting in a chair 
C)  tremor during rapid motor movements 
D)  slowness of movement 
E)  excessive movement of the tongue and lips

Question 3

Flexion refers to

Accepted Answer

A)  detection in the changes in the muscle fiber length. 
B)  movement of a limb away from the body. 
C)  inhibiting the degree of contraction of the muscle. 
D)  drawing in of a limb toward the body. 
E)  growth of muscle fibers with repeared use. 
A)  detection in the changes in the muscle fiber length. 
B)  movement of a limb away from the body. 
C)  inhibiting the degree of contraction of the muscle. 
D)  drawing in of a limb toward the body. 
E)  growth of muscle fibers with repeared use.

Question 4

An important function of the monosynaptic stretch reflex is to

Accepted Answer

A)  coordinate the movements of the flexors on each limb. 
B)  smooth out muscle contractions. 
C)  provide feedback to the brain about motor activity. 
D)  alter the speed with which an arm moves while throwing a ball. 
E)  help maintain posture. 
A)  coordinate the movements of the flexors on each limb. 
B)  smooth out muscle contractions. 
C)  provide feedback to the brain about motor activity. 
D)  alter the speed with which an arm moves while throwing a ball. 
E)  help maintain posture.

Question 5

Another name for the muscle spindles is

Accepted Answer

A)  intrafusal muscle fibers. 
B)  Golgi tendon organs. 
C)  afferent fibers. 
D)  gamma motor neurons. 
E)  alpha motor neurons. 
A)  intrafusal muscle fibers. 
B)  Golgi tendon organs. 
C)  afferent fibers. 
D)  gamma motor neurons. 
E)  alpha motor neurons.

Question 6

2- ________ neurons assist us in mimicking the motor actions of others.

Accepted Answer

The answer of 2- ________ neurons assist us in mimicking...

Question 7

The neurotransmitter of the neuromuscular junction is

Accepted Answer

A)  dopamine. 
B)  GABA. 
C)  glutamate. 
D)  glycine. 
E)  acetylcholine. 
A)  dopamine. 
B)  GABA. 
C)  glutamate. 
D)  glycine. 
E)  acetylcholine.

Question 8

The event(s) that induce contraction of a muscle fiber are the

Accepted Answer

A)  entry of calcium ions into the cytoplasm of the muscle fiber. 
B)  entry of chloride ions into the cytoplasm of the muscle fiber. 
C)  release of acetylcholine onto the postsynaptic membrane. 
D)  separation of the actin and myosin filaments. 
E)  movement of potassium ions into the muscle fiber. 
A)  entry of calcium ions into the cytoplasm of the muscle fiber. 
B)  entry of chloride ions into the cytoplasm of the muscle fiber. 
C)  release of acetylcholine onto the postsynaptic membrane. 
D)  separation of the actin and myosin filaments. 
E)  movement of potassium ions into the muscle fiber.

Question 9

Overlapping strands of actin and myosin form the

Accepted Answer

A)  intrafusal fibers. 
B)  gamma fibers. 
C)  motor unit. 
D)  myofibrils. 
E)  alpha motor axons. 
A)  intrafusal fibers. 
B)  gamma fibers. 
C)  motor unit. 
D)  myofibrils. 
E)  alpha motor axons.

Question 10

The ultimate function of our nervous system is to

Accepted Answer

A)  control our behavior. 
B)  make decisions. 
C)  record our sensory experiences. 
D)  preserve our memories. 
E)  allow us to communicate with others. 
A)  control our behavior. 
B)  make decisions. 
C)  record our sensory experiences. 
D)  preserve our memories. 
E)  allow us to communicate with others.

Question 11

The anterior intraparietal sulcus is important for our ability to

Accepted Answer

A)  reach for a small object. 
B)  grasp an object. 
C)  locate a familiar sound. 
D)  recognize an object. 
E)  judge the texture of an object. 
A)  reach for a small object. 
B)  grasp an object. 
C)  locate a familiar sound. 
D)  recognize an object. 
E)  judge the texture of an object.

Question 12

In the two groups of descending tracts in the motor system, neurons of the ________ control the movements of the body trunk, whereas neurons of the ________ control movements of the hands and fingers.

Accepted Answer

A)  ventromedial group; lateral group 
B)  primary motor cortex; secondary motor cortex 
C)  lateral group; ventromedial group 
D)  premotor cortex; nigrostriatal bundle 
E)  secondary motor cortex; primary motor cortex 
A)  ventromedial group; lateral group 
B)  primary motor cortex; secondary motor cortex 
C)  lateral group; ventromedial group 
D)  premotor cortex; nigrostriatal bundle 
E)  secondary motor cortex; primary motor cortex

Question 13

2- The standard treatment for Parkinson's disease is administration of ________.

Accepted Answer

The answer of 2- The standard treatment for Parkinson's disease...

Question 14

after a stroke involving his left parietal lobe was a(n)

Accepted Answer

A)  inability to control his left hand. 
B)  problem in perceiving movement. 
C)  difficulty in reading. 
D)  inability to make movements on command. 
E)  inability to speak. 
A)  inability to control his left hand. 
B)  problem in perceiving movement. 
C)  difficulty in reading. 
D)  inability to make movements on command. 
E)  inability to speak.

Question 15

Degeneration of neurons within the ________ results in loss of ________ function and Huntington's disease.

Accepted Answer

A)  caudate and putamen; GABAergic 
B)  globus pallidus; dopaminergic 
C)  frontal cortex; cholinergic 
D)  pons; GABAergic 
E)  nigrostriatal bundle; dopamine 
A)  caudate and putamen; GABAergic 
B)  globus pallidus; dopaminergic 
C)  frontal cortex; cholinergic 
D)  pons; GABAergic 
E)  nigrostriatal bundle; dopamine

Question 16

Which of the following is an example of a monosynaptic reflex?

Accepted Answer

A)  the patellar reflex 
B)  the flexing of the leg muscles in preparation to run 
C)  ejaculation of semen 
D)  the activation of the reticular activation system during a painful stimulus 
E)  moving a limb in response to a verbal command 
A)  the patellar reflex 
B)  the flexing of the leg muscles in preparation to run 
C)  ejaculation of semen 
D)  the activation of the reticular activation system during a painful stimulus 
E)  moving a limb in response to a verbal command

Question 17

The standard treatment for Parkinson's disease is

Accepted Answer

A)  chronic administration of opioid drugs. 
B)  administration of L-DOPA. 
C)  administration of cocktails containing amphetamine and cocaine. 
D)  administration of haloperidol. 
E)  administration of dopamine. 
A)  chronic administration of opioid drugs. 
B)  administration of L-DOPA. 
C)  administration of cocktails containing amphetamine and cocaine. 
D)  administration of haloperidol. 
E)  administration of dopamine.

Question 18

The firing rate of the ________ determines the strength of contraction of a muscle.

Accepted Answer

A)  intrafusal muscle fibers 
B)  Golgi tendon organs 
C)  afferent fibers 
D)  gamma motor neurons 
E)  alpha motor neurons 
A)  intrafusal muscle fibers 
B)  Golgi tendon organs 
C)  afferent fibers 
D)  gamma motor neurons 
E)  alpha motor neurons

Question 19

Damage to the ________ area impairs the execution of well-learned motor movements.

Accepted Answer

The answer of Damage to the ________ area impairs the...

Question 20

Damage to the lateral zone of the cerebellum results in

Accepted Answer

A)  disturbances in balance and posture. 
B)  limb rigidity. 
C)  faster computation of movements. 
D)  impaired timing of ballistic movements. 
E)  errors in eye-tracking 
A)  disturbances in balance and posture. 
B)  limb rigidity. 
C)  faster computation of movements. 
D)  impaired timing of ballistic movements. 
E)  errors in eye-tracking

Which of the following is true of Huntington's disease (HD)?

Which of the following is a key characteristic of Parkinson's disease?

Flexion refers to

An important function of the monosynaptic stretch reflex is to

Another name for the muscle spindles is

2- ________ neurons assist us in mimicking the motor actions of others.

The neurotransmitter of the neuromuscular junction is

The event(s) that induce contraction of a muscle fiber are the

Overlapping strands of actin and myosin form the

The ultimate function of our nervous system is to

The anterior intraparietal sulcus is important for our ability to

In the two groups of descending tracts in the motor system, neurons of the control the movements of the body trunk, whereas neurons of the control movements of the hands and fingers.

2- The standard treatment for Parkinson's disease is administration of ________.

after a stroke involving his left parietal lobe was a(n)

Degeneration of neurons within the results in loss of function and Huntington's disease.

Which of the following is an example of a monosynaptic reflex?

The standard treatment for Parkinson's disease is

The firing rate of the ________ determines the strength of contraction of a muscle.

Damage to the ________ area impairs the execution of well-learned motor movements.

Damage to the lateral zone of the cerebellum results in

Introduction

Structure and Function of Cells of the Nervous System

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

Exam 8: Control of Movement

Which of the following is true of Huntington's disease (HD)?

Which of the following is a key characteristic of Parkinson's disease?

Flexion refers to

An important function of the monosynaptic stretch reflex is to

Another name for the muscle spindles is

2- ________ neurons assist us in mimicking the motor actions of others.

The neurotransmitter of the neuromuscular junction is

The event(s) that induce contraction of a muscle fiber are the

Overlapping strands of actin and myosin form the

The ultimate function of our nervous system is to

The anterior intraparietal sulcus is important for our ability to

In the two groups of descending tracts in the motor system, neurons of the ________ control the movements of the body trunk, whereas neurons of the ________ control movements of the hands and fingers.

2- The standard treatment for Parkinson's disease is administration of ________.

after a stroke involving his left parietal lobe was a(n)

Degeneration of neurons within the ________ results in loss of ________ function and Huntington's disease.

Which of the following is an example of a monosynaptic reflex?

The standard treatment for Parkinson's disease is

The firing rate of the ________ determines the strength of contraction of a muscle.

Damage to the ________ area impairs the execution of well-learned motor movements.

Damage to the lateral zone of the cerebellum results in

Introduction

Structure and Function of Cells of the Nervous System

Structure of the Nervous System

Psychopharmacology

Methods and Strategies of Research

Vision

Audition, the Body Senses, and the Chemical Senses

Sleep and Biological Rhythms

Reproductive Behavior

Emotion

Ingestive Behavior

Learning and Memory

Human Communication

Neurological Disorders

Schizophrenia and the Affective Disorders

Anxiety Disorders, Autistic Disorder, Attention-Deficithyperactivity Disorder, and Stress Disorders

Drug Abuse

Filters

In the two groups of descending tracts in the motor system, neurons of the control the movements of the body trunk, whereas neurons of the control movements of the hands and fingers.

Degeneration of neurons within the results in loss of function and Huntington's disease.