Question 1

The inhibition of one member of an antagonist pair of muscles whenever its partner is active is known as

Accepted Answer

A)  a monosynaptic reflex. 
B)  a withdrawal reflex. 
C)  a flexion reflex. 
D)  reciprocal inhibition. 
A)  a monosynaptic reflex. 
B)  a withdrawal reflex. 
C)  a flexion reflex. 
D)  reciprocal inhibition.

Question 2

Most toxins responsible for motor disorders interact with the neurotransmitter

Accepted Answer

A)  serotonin. 
B)  GABA. 
C)  acetylcholine (ACh). 
D)  glutamate. 
A)  serotonin. 
B)  GABA. 
C)  acetylcholine (ACh). 
D)  glutamate.

Question 3

Describe how the Golgi tendon organs provide feedback about muscle contraction.

Accepted Answer

Golgi tendon organs are located at the j

Question 4

The lower gravity experienced by astronauts

Accepted Answer

A)  does not affect muscle mass. 
B)  increases muscle mass. 
C)  decreases muscle mass. 
D)  converts fast-twitch muscles to slow-twitch muscles. 
A)  does not affect muscle mass. 
B)  increases muscle mass. 
C)  decreases muscle mass. 
D)  converts fast-twitch muscles to slow-twitch muscles.

Question 5

Endurance exercise can convert Type _________ fibers into Type _________ fibers.

Accepted Answer

A)  IIb;IIa 
B)  IIa;IIb 
C)  I;II. 
D)  II;I 
A)  IIb;IIa 
B)  IIa;IIb 
C)  I;II. 
D)  II;I

Question 6

Slow-twitch fibers are a type of

Accepted Answer

A)  myosin filament. 
B)  actin filament. 
C)  myofibril. 
D)  sarcomere. 
A)  myosin filament. 
B)  actin filament. 
C)  myofibril. 
D)  sarcomere.

Question 7

Describe the sequence of events in the nervous system that occurs as we initiate a voluntary movement.

Accepted Answer

The sequence of events in the nervous sy

Question 8

Muscle spindles are responsible for

Accepted Answer

A)  providing feedback regarding muscle contraction. 
B)  providing feedback regarding position of joints. 
C)  providing feedback regarding muscle length. 
D)  contracting muscles. 
A)  providing feedback regarding muscle contraction. 
B)  providing feedback regarding position of joints. 
C)  providing feedback regarding muscle length. 
D)  contracting muscles.

Question 9

Describe the sequence of events involved in the patellar reflex.

Accepted Answer

The patellar reflex is monosynaptic.Tapp

Question 10

A Z line is a

Accepted Answer

A)  segment of myofibril. 
B)  type of muscle fiber. 
C)  boundary between adjacent sarcomeres. 
D)  boundary between adjacent myofibrils. 
A)  segment of myofibril. 
B)  type of muscle fiber. 
C)  boundary between adjacent sarcomeres. 
D)  boundary between adjacent myofibrils.

Question 11

You are going home one night when you drive through a sobriety checkpoint.The policeman asks you to get out of the car,holds one finger up in front of your face,and asks you to follow his finger with your eyes only.What is he doing?

Accepted Answer

A)  He is checking to see if your frontal lobe is functioning properly,which allows you to initiate movement. 
B)  He is checking to see if your caudate nucleus,which coordinates your movements,has been affected by alcohol. 
C)  He is checking to see if your cerebellum is functioning properly because the cerebellum is one of the first areas to be affected by alcohol. 
D)  He is checking to see if you will follow directions because if you are drunk you might not. 
A)  He is checking to see if your frontal lobe is functioning properly,which allows you to initiate movement. 
B)  He is checking to see if your caudate nucleus,which coordinates your movements,has been affected by alcohol. 
C)  He is checking to see if your cerebellum is functioning properly because the cerebellum is one of the first areas to be affected by alcohol. 
D)  He is checking to see if you will follow directions because if you are drunk you might not.

Question 12

Where should we look to find Ia sensory fibers?

Accepted Answer

A)  at the neuromuscular junction where they are forming synapses with muscle fibers 
B)  wrapped around the middle sections of muscle spindles 
C)  in the junctions between muscles and tendons 
D)  in joints and in the skin 
A)  at the neuromuscular junction where they are forming synapses with muscle fibers 
B)  wrapped around the middle sections of muscle spindles 
C)  in the junctions between muscles and tendons 
D)  in joints and in the skin

Question 13

Recruitment proceeds in a way that ensures that the

Accepted Answer

A)  least amount of energy and force possible will be used to do a job. 
B)  greatest amount of energy and force possible will be used to do a job. 
C)  fastest fibers will be recruited first to produce optimum reaction time. 
D)  fibers with the greatest oxygen requirements will be used only when absolutely necessary for survival. 
A)  least amount of energy and force possible will be used to do a job. 
B)  greatest amount of energy and force possible will be used to do a job. 
C)  fastest fibers will be recruited first to produce optimum reaction time. 
D)  fibers with the greatest oxygen requirements will be used only when absolutely necessary for survival.

Question 14

In this image,the number 4 indicates ____________________ filaments,the number 5 indicates ____________________ filaments,and the number 7 indicates a ____________________.

Accepted Answer

myosin,act

Question 15

Describe the routes taken by the lateral pathways.

Accepted Answer

There are two lateral pathways,the corti

Question 16

The most important target(s)for output from primary motor cortex is (are)

Accepted Answer

A)  either the red nucleus or alpha motor neurons. 
B)  the superior and inferior colliculi of the midbrain. 
C)  the vestibular nuclei of the brainstem. 
D)  the reticular formation of the brainstem. 
A)  either the red nucleus or alpha motor neurons. 
B)  the superior and inferior colliculi of the midbrain. 
C)  the vestibular nuclei of the brainstem. 
D)  the reticular formation of the brainstem.

Question 17

Describe current hypotheses regarding the causes of Parkinson's disease.

Accepted Answer

The answer of Describe current hypotheses regarding the causes of...

Question 18

Extrafusal muscle fibers

Accepted Answer

A)  are found in muscle spindles. 
B)  are responsible for muscle contraction. 
C)  provide feedback regarding muscle contraction. 
D)  are located at the junction between a muscle and tendon. 
A)  are found in muscle spindles. 
B)  are responsible for muscle contraction. 
C)  provide feedback regarding muscle contraction. 
D)  are located at the junction between a muscle and tendon.

Question 19

Single-cell recordings during movement indicate that

Accepted Answer

A)  movements are encoded by single neurons. 
B)  movements are encoded by populations of neurons. 
C)  it is not possible to identify correlations between neural activity and movements. 
D)  neural activity during movement appears surprisingly random. 
A)  movements are encoded by single neurons. 
B)  movements are encoded by populations of neurons. 
C)  it is not possible to identify correlations between neural activity and movements. 
D)  neural activity during movement appears surprisingly random.

Question 20

Nutrients are moved through the digestive tract by _________ muscle.

Accepted Answer

A)  smooth 
B)  cardiac 
C)  striated 
D)  both smooth and striated 
A)  smooth 
B)  cardiac 
C)  striated 
D)  both smooth and striated

The inhibition of one member of an antagonist pair of muscles whenever its partner is active is known as

Most toxins responsible for motor disorders interact with the neurotransmitter

Describe how the Golgi tendon organs provide feedback about muscle contraction.

The lower gravity experienced by astronauts

Endurance exercise can convert Type _ fibers into Type _ fibers.

Slow-twitch fibers are a type of

Describe the sequence of events in the nervous system that occurs as we initiate a voluntary movement.

Muscle spindles are responsible for

Describe the sequence of events involved in the patellar reflex.

A Z line is a

You are going home one night when you drive through a sobriety checkpoint.The policeman asks you to get out of the car,holds one finger up in front of your face,and asks you to follow his finger with your eyes only.What is he doing?

Where should we look to find Ia sensory fibers?

Recruitment proceeds in a way that ensures that the

In this image,the number 4 indicates filaments,the number 5 indicates filaments,and the number 7 indicates a .

Describe the routes taken by the lateral pathways.

The most important target(s)for output from primary motor cortex is (are)

Describe current hypotheses regarding the causes of Parkinson's disease.

Extrafusal muscle fibers

Single-cell recordings during movement indicate that

Nutrients are moved through the digestive tract by _________ muscle.

Introducing Biological Psychology

The Anatomy and Evolution of the Nervous System

Cells of the Nervous System

Psychopharmacology

Genetics and the Development of the Human Brain

Vision

Nonvisual Sensation and Perception

Temperature Regulation,thirst,and Hunger

Sexual Behavior

Sleep and Waking

Learning and Memory

Lateralization, language, and Intelligence

Emotion, reward, aggression, and Stress

Neurological Disorders

Psychological Disorders

Filters

Exam 8: Movement

The inhibition of one member of an antagonist pair of muscles whenever its partner is active is known as

Most toxins responsible for motor disorders interact with the neurotransmitter

Describe how the Golgi tendon organs provide feedback about muscle contraction.

The lower gravity experienced by astronauts

Endurance exercise can convert Type _________ fibers into Type _________ fibers.

Slow-twitch fibers are a type of

Describe the sequence of events in the nervous system that occurs as we initiate a voluntary movement.

Muscle spindles are responsible for

Describe the sequence of events involved in the patellar reflex.

A Z line is a

You are going home one night when you drive through a sobriety checkpoint.The policeman asks you to get out of the car,holds one finger up in front of your face,and asks you to follow his finger with your eyes only.What is he doing?

Where should we look to find Ia sensory fibers?

Recruitment proceeds in a way that ensures that the

In this image,the number 4 indicates ____________________ filaments,the number 5 indicates ____________________ filaments,and the number 7 indicates a ____________________.

Describe the routes taken by the lateral pathways.

The most important target(s)for output from primary motor cortex is (are)

Describe current hypotheses regarding the causes of Parkinson's disease.

Extrafusal muscle fibers

Single-cell recordings during movement indicate that

Nutrients are moved through the digestive tract by _________ muscle.

Introducing Biological Psychology

The Anatomy and Evolution of the Nervous System

Cells of the Nervous System

Psychopharmacology

Genetics and the Development of the Human Brain

Vision

Nonvisual Sensation and Perception

Temperature Regulation,thirst,and Hunger

Sexual Behavior

Sleep and Waking

Learning and Memory

Lateralization, language, and Intelligence

Emotion, reward, aggression, and Stress

Neurological Disorders

Psychological Disorders

Filters

Endurance exercise can convert Type _ fibers into Type _ fibers.

In this image,the number 4 indicates filaments,the number 5 indicates filaments,and the number 7 indicates a .