Question 1

Muscle rigidity, slowness of movement, resting tremor, and postural instability are symptoms of ________ disease.

Accepted Answer

The answer of Muscle rigidity, slowness of movement, resting tremor,...

Question 2

Depolarization of the muscle fiber opens voltage-gated ______ channels, which trigger contractions.

Accepted Answer

A)  Ca++ 
B)  Na+ 
C)  K+ 
D)  Cl- 
E)  Mg+ 
A)  Ca++ 
B)  Na+ 
C)  K+ 
D)  Cl- 
E)  Mg+

Question 3

Parkinson's disease results from loss of ________-secreting neurons of the ________.

Accepted Answer

A)  GABA; perifornical bundle 
B)  dopamine; nigrostriatal bundle 
C)  serotonin; corticospinal tract 
D)  acetylcholine; mesolimbic pathway 
E)  CCK; ventromedial group 
A)  GABA; perifornical bundle 
B)  dopamine; nigrostriatal bundle 
C)  serotonin; corticospinal tract 
D)  acetylcholine; mesolimbic pathway 
E)  CCK; ventromedial group

Question 4

Patterns of firing of neurons in the ________ precede by 10 seconds the decision to make a motor response.

Accepted Answer

A)  frontopolar cortex 
B)  premotor cortex 
C)  corpus callosum 
D)  cerebellum 
E)  secondary somatosensory cortex 
A)  frontopolar cortex 
B)  premotor cortex 
C)  corpus callosum 
D)  cerebellum 
E)  secondary somatosensory cortex

Question 5

The functional significance of the Golgi tendon organs is to

Accepted Answer

A)  allow us to lift heavy loads. 
B)  reduce muscle relaxation. 
C)  maintain muscle tone. 
D)  simultaneously contract flexor and extensor muscles. 
E)  prevent the tearing of muscle fibers from a tendon. 
A)  allow us to lift heavy loads. 
B)  reduce muscle relaxation. 
C)  maintain muscle tone. 
D)  simultaneously contract flexor and extensor muscles. 
E)  prevent the tearing of muscle fibers from a tendon.

Question 6

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

Accepted Answer

A)  the patellar reflex 
B)  the withdrawal of a limb in response to pain 
C)  secretion of saliva 
D)  the monosynaptic stretch reflex 
E)  contraction of a muscle induced by application of electrical current to the muscle 
A)  the patellar reflex 
B)  the withdrawal of a limb in response to pain 
C)  secretion of saliva 
D)  the monosynaptic stretch reflex 
E)  contraction of a muscle induced by application of electrical current to the muscle

Question 7

Which of the following is true of skeletal muscle?

Accepted Answer

A)  Contraction of skeletal muscle can alter blood flow through the heart. 
B)  Skeletal muscle contraction produces movements of the body. 
C)  Skeletal muscles pump blood throughout the body. 
D)  Flexion of a skeletal muscle causes limbs to move outward from the body. 
E)  Extensors are skeletal muscles that cause limbs to draw in to the body. 
A)  Contraction of skeletal muscle can alter blood flow through the heart. 
B)  Skeletal muscle contraction produces movements of the body. 
C)  Skeletal muscles pump blood throughout the body. 
D)  Flexion of a skeletal muscle causes limbs to move outward from the body. 
E)  Extensors are skeletal muscles that cause limbs to draw in to the body.

Question 8

The corticospinal tract, the corticobulbar tract, and the rubrospinal tract make up the ______________ of descending tracts from the primary motor cortex.

Accepted Answer

A)  lateral group 
B)  ventromedial group 
C)  caudal group 
D)  posteromedial group 
E)  rostral group 
A)  lateral group 
B)  ventromedial group 
C)  caudal group 
D)  posteromedial group 
E)  rostral group

Question 9

Reflex circuits

Accepted Answer

A)  typically involve thousands of neurons. 
B)  typically involve one chain of neurons. 
C)  typically involve dozens of neurons. 
D)  always involve the brain. 
E)  involve one neuron. 
A)  typically involve thousands of neurons. 
B)  typically involve one chain of neurons. 
C)  typically involve dozens of neurons. 
D)  always involve the brain. 
E)  involve one neuron.

Question 10

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 repeated 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 repeated use.

Question 11

A key function of the rubrospinal tract is to

Accepted Answer

A)  interconnect the spinal cord with the substantia nigra. 
B)  modulate the activity of the ventromedial group. 
C)  control the movements of the eyes to a moving stimulus. 
D)  control the independent movements of the forearms and hands. 
E)  provide the motivation for movement. 
A)  interconnect the spinal cord with the substantia nigra. 
B)  modulate the activity of the ventromedial group. 
C)  control the movements of the eyes to a moving stimulus. 
D)  control the independent movements of the forearms and hands. 
E)  provide the motivation for movement.

Question 12

The lateral corticospinal tract helps to control

Accepted Answer

A)  the arms. 
B)  the arms and hands. 
C)  the feet. 
D)  the arms, hands, and fingers. 
E)  the arms, hands, fingers, and feet. 
A)  the arms. 
B)  the arms and hands. 
C)  the feet. 
D)  the arms, hands, and fingers. 
E)  the arms, hands, fingers, and feet.

Question 13

Muscle contraction occurs when the myosin cross bridges row along the length of the ______ filaments.

Accepted Answer

A)  myosin 
B)  actin 
C)  intrafusal 
D)  extrafusal 
E)  myofibril 
A)  myosin 
B)  actin 
C)  intrafusal 
D)  extrafusal 
E)  myofibril

Question 14

________ apraxia involves a difficulty in perceiving geometric relationships.

Accepted Answer

The answer of ________ apraxia involves a difficulty in perceiving...

Question 15

The function of the gamma motor neuron is to

Accepted Answer

A)  detect changes in the muscle fiber length. 
B)  stimulate the muscle to contract. 
C)  limit the degree of contraction of the muscle. 
D)  coordinate the contraction of extensor and flexor muscles. 
E)  control the sensitivity of the muscle spindle. 
A)  detect changes in the muscle fiber length. 
B)  stimulate the muscle to contract. 
C)  limit the degree of contraction of the muscle. 
D)  coordinate the contraction of extensor and flexor muscles. 
E)  control the sensitivity of the muscle spindle.

Question 16

The ________ is involved in the organization of how you will move your body in space in response to a verbal command.

Accepted Answer

A)  left hemisphere 
B)  ventral frontal cortex 
C)  right hemisphere 
D)  basal ganglia 
E)  cerebellum 
A)  left hemisphere 
B)  ventral frontal cortex 
C)  right hemisphere 
D)  basal ganglia 
E)  cerebellum

Question 17

Our ability to mimic the motor actions of others depends on ________ neurons within area ________.

Accepted Answer

A)  mirror; V2 
B)  decision; V1 
C)  mirror; V5 
D)  mirror; F5 
E)  decision; F5 
A)  mirror; V2 
B)  decision; V1 
C)  mirror; V5 
D)  mirror; F5 
E)  decision; F5

Question 18

Another name for ________ muscle is striated muscle.

Accepted Answer

The answer of Another name for ________ muscle is striated...

Question 19

A person with constructional apraxia would be expected to have difficulty in

Accepted Answer

A)  showing how to use an object such as a toothbrush. 
B)  making skilled movements with arms and hands. 
C)  building a puzzle from blocks. 
D)  describing in words how to use an object. 
E)  using his or her left limb to make a skilled movement. 
A)  showing how to use an object such as a toothbrush. 
B)  making skilled movements with arms and hands. 
C)  building a puzzle from blocks. 
D)  describing in words how to use an object. 
E)  using his or her left limb to make a skilled movement.

Muscle rigidity, slowness of movement, resting tremor, and postural instability are symptoms of ________ disease.

Depolarization of the muscle fiber opens voltage-gated ______ channels, which trigger contractions.

Parkinson's disease results from loss of -secreting neurons of the .

Patterns of firing of neurons in the ________ precede by 10 seconds the decision to make a motor response.

The functional significance of the Golgi tendon organs is to

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

Which of the following is true of skeletal muscle?

The corticospinal tract, the corticobulbar tract, and the rubrospinal tract make up the ______________ of descending tracts from the primary motor cortex.

Reflex circuits

Flexion refers to

A key function of the rubrospinal tract is to

The lateral corticospinal tract helps to control

Muscle contraction occurs when the myosin cross bridges row along the length of the ______ filaments.

________ apraxia involves a difficulty in perceiving geometric relationships.

The function of the gamma motor neuron is to

The ________ is involved in the organization of how you will move your body in space in response to a verbal command.

Our ability to mimic the motor actions of others depends on neurons within area .

Another name for ________ muscle is striated muscle.

A person with constructional apraxia would be expected to have difficulty 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

Substance Abuse

Filters

Exam 8: Control of Movement

Muscle rigidity, slowness of movement, resting tremor, and postural instability are symptoms of ________ disease.

Depolarization of the muscle fiber opens voltage-gated ______ channels, which trigger contractions.

Parkinson's disease results from loss of ________-secreting neurons of the ________.

Patterns of firing of neurons in the ________ precede by 10 seconds the decision to make a motor response.

The functional significance of the Golgi tendon organs is to

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

Which of the following is true of skeletal muscle?

The corticospinal tract, the corticobulbar tract, and the rubrospinal tract make up the ______________ of descending tracts from the primary motor cortex.

Reflex circuits

Flexion refers to

A key function of the rubrospinal tract is to

The lateral corticospinal tract helps to control

Muscle contraction occurs when the myosin cross bridges row along the length of the ______ filaments.

________ apraxia involves a difficulty in perceiving geometric relationships.

The function of the gamma motor neuron is to

The ________ is involved in the organization of how you will move your body in space in response to a verbal command.

Our ability to mimic the motor actions of others depends on ________ neurons within area ________.

Another name for ________ muscle is striated muscle.

A person with constructional apraxia would be expected to have difficulty 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

Substance Abuse

Filters

Parkinson's disease results from loss of -secreting neurons of the .

Our ability to mimic the motor actions of others depends on neurons within area .