Question 1

Alcohol exerts a negative effect on motor coordination particularly through its action on the

Accepted Answer

A)  basal ganglia. 
B)  cerebellum. 
C)  reticular formation. 
D)  red nucleus. 
A)  basal ganglia. 
B)  cerebellum. 
C)  reticular formation. 
D)  red nucleus.

Question 2

Genetics may predispose people to developing_________ Parkinson's disease.

Accepted Answer

A)  early onset,but not late-onset 
B)  late-onset,but not early onset 
C)  both early onset and late-onset 
D)  neither early onset nor late-onset 
A)  early onset,but not late-onset 
B)  late-onset,but not early onset 
C)  both early onset and late-onset 
D)  neither early onset nor late-onset

Question 3

Describe the movement of muscles as we bend an arm at the elbow.

Accepted Answer

Muscles at a joint like the el

Question 4

Fetal tissue implants are used to treat

Accepted Answer

A)  polio. 
B)  myasthenia gravis. 
C)  amyotrophic lateral sclerosis. 
D)  Parkinson's disease. 
A)  polio. 
B)  myasthenia gravis. 
C)  amyotrophic lateral sclerosis. 
D)  Parkinson's disease.

Question 5

The Babinski sign occurs when

Accepted Answer

A)  stroking the sole of the foot causes the toes to spread. 
B)  stroking the sole of the foot causes the toes to curl. 
C)  tapping the knee with a small hammer causes the foot to kick. 
D)  both extensors and flexors at a joint contract simultaneously. 
A)  stroking the sole of the foot causes the toes to spread. 
B)  stroking the sole of the foot causes the toes to curl. 
C)  tapping the knee with a small hammer causes the foot to kick. 
D)  both extensors and flexors at a joint contract simultaneously.

Question 6

Paraplegia usually results from

Accepted Answer

A)  polio. 
B)  muscular dystrophy. 
C)  spinal cord damage at the cervical level. 
D)  spinal cord damage at the lumbar level. 
A)  polio. 
B)  muscular dystrophy. 
C)  spinal cord damage at the cervical level. 
D)  spinal cord damage at the lumbar level.

Question 7

What happens to the rate of firing in motor neurons as we age?

Accepted Answer

A)  No changes occur. 
B)  Firing rates decrease,leading to slower and weaker muscle contractions. 
C)  Firing rates increase,leading to uncomfortable cramping. 
D)  Firing rates decrease,but muscle fibers are able to compensate for these changes. 
A)  No changes occur. 
B)  Firing rates decrease,leading to slower and weaker muscle contractions. 
C)  Firing rates increase,leading to uncomfortable cramping. 
D)  Firing rates decrease,but muscle fibers are able to compensate for these changes.

Question 8

A disorder characterized by extreme difficulties in initiating movement is known as

Accepted Answer

A)  amyotrophic lateral sclerosis. 
B)  Parkinson's disease. 
C)  Huntington's disease. 
D)  myasthenia gravis. 
A)  amyotrophic lateral sclerosis. 
B)  Parkinson's disease. 
C)  Huntington's disease. 
D)  myasthenia gravis.

Question 9

Which of the following disorders appears to be more common in lean individuals who participated in college level sports?

Accepted Answer

A)  polio 
B)  muscular dystrophy 
C)  amyotrophic lateral sclerosis 
D)  myasthenia gravis 
A)  polio 
B)  muscular dystrophy 
C)  amyotrophic lateral sclerosis 
D)  myasthenia gravis

Question 10

Observations of the muscle fibers of people who have experienced spinal cord damage suggest that neural input is especially important to the maintenance of

Accepted Answer

A)  fast-twitch fibers. 
B)  slow-twitch fibers. 
C)  both fast and slow-twitch fibers. 
D)  neither fast nor slow-twitch fibers. 
A)  fast-twitch fibers. 
B)  slow-twitch fibers. 
C)  both fast and slow-twitch fibers. 
D)  neither fast nor slow-twitch fibers.

Question 11

Which of the following sequences describes the typical order in which motor units are recruited?

Accepted Answer

A)  Type IIb,Type IIa,Type I 
B)  Type II b,Type I,Type IIa 
C)  Type I,Type IIa,Type IIb 
D)  Type I,Type IIb,Type IIa 
A)  Type IIb,Type IIa,Type I 
B)  Type II b,Type I,Type IIa 
C)  Type I,Type IIa,Type IIb 
D)  Type I,Type IIb,Type IIa

Question 12

Dystrophin,the protein that is affected by muscular dystrophy,normally acts to

Accepted Answer

A)  protect muscle fiber membranes during movement. 
B)  clear the interior of muscle fibers of excess calcium. 
C)  allow myosin and actin to interact during muscle contraction. 
D)  protect muscle spindles from too much stretching during movement. 
A)  protect muscle fiber membranes during movement. 
B)  clear the interior of muscle fibers of excess calcium. 
C)  allow myosin and actin to interact during muscle contraction. 
D)  protect muscle spindles from too much stretching during movement.

Question 13

The rapid removal of your hand from a hot surface is the result of

Accepted Answer

A)  reciprocal inhibition. 
B)  a monosynaptic reflex. 
C)  the patellar tendon reflex. 
D)  a flexion reflex. 
A)  reciprocal inhibition. 
B)  a monosynaptic reflex. 
C)  the patellar tendon reflex. 
D)  a flexion reflex.

Question 14

Reciprocal inhibition is a simple type of _________ reflex.

Accepted Answer

A)  monosynaptic. 
B)  polysynaptic 
C)  flexion 
D)  withdrawal 
A)  monosynaptic. 
B)  polysynaptic 
C)  flexion 
D)  withdrawal

Question 15

Traditional therapy for Parkinson's disease often includes

Accepted Answer

A)  medication with dopamine antagonists. 
B)  medication with dopamine agonists. 
C)  gene replacement therapy. 
D)  caspase inhibitors. 
A)  medication with dopamine antagonists. 
B)  medication with dopamine agonists. 
C)  gene replacement therapy. 
D)  caspase inhibitors.

Question 16

The sequencing of complex movements is managed by the

Accepted Answer

A)  basal ganglia. 
B)  red nucleus. 
C)  cerebellum. 
D)  reticular formation. 
A)  basal ganglia. 
B)  red nucleus. 
C)  cerebellum. 
D)  reticular formation.

Question 17

Which of the following areas are probably involved with the planning of voluntary movement?

Accepted Answer

A)  the parietal and temporal lobes 
B)  the parietal lobes and prefrontal cortex 
C)  the supplementary motor area and the premotor area 
D)  the premotor area and the parietal lobes 
A)  the parietal and temporal lobes 
B)  the parietal lobes and prefrontal cortex 
C)  the supplementary motor area and the premotor area 
D)  the premotor area and the parietal lobes

Question 18

Describe the locations of primary motor cortex,SMA,and pre-SMA.

Accepted Answer

Primary motor cortex is locate

Question 19

Action potentials

Accepted Answer

A)  do not occur in muscle fibers. 
B)  spread out in two directions on either side of a receptor site. 
C)  travel in only one direction,from one end of a muscle fiber to the other. 
D)  result from the opening of potassium channels. 
A)  do not occur in muscle fibers. 
B)  spread out in two directions on either side of a receptor site. 
C)  travel in only one direction,from one end of a muscle fiber to the other. 
D)  result from the opening of potassium channels.

Question 20

Motor units that include Type IIb fibers

Accepted Answer

A)  usually include Type IIa fibers as well. 
B)  produce about 100 times the force as units that include Type I fibers. 
C)  produce about one-third of the force produced by units that include Type IIa fibers. 
D)  are rarely found in humans. 
A)  usually include Type IIa fibers as well. 
B)  produce about 100 times the force as units that include Type I fibers. 
C)  produce about one-third of the force produced by units that include Type IIa fibers. 
D)  are rarely found in humans.

Alcohol exerts a negative effect on motor coordination particularly through its action on the

Genetics may predispose people to developing_________ Parkinson's disease.

Describe the movement of muscles as we bend an arm at the elbow.

Fetal tissue implants are used to treat

The Babinski sign occurs when

Paraplegia usually results from

What happens to the rate of firing in motor neurons as we age?

A disorder characterized by extreme difficulties in initiating movement is known as

Which of the following disorders appears to be more common in lean individuals who participated in college level sports?

Observations of the muscle fibers of people who have experienced spinal cord damage suggest that neural input is especially important to the maintenance of

Which of the following sequences describes the typical order in which motor units are recruited?

Dystrophin,the protein that is affected by muscular dystrophy,normally acts to

The rapid removal of your hand from a hot surface is the result of

Reciprocal inhibition is a simple type of _________ reflex.

Traditional therapy for Parkinson's disease often includes

The sequencing of complex movements is managed by the

Which of the following areas are probably involved with the planning of voluntary movement?

Describe the locations of primary motor cortex,SMA,and pre-SMA.

Action potentials

Motor units that include Type IIb fibers

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

Alcohol exerts a negative effect on motor coordination particularly through its action on the

Genetics may predispose people to developing_________ Parkinson's disease.

Describe the movement of muscles as we bend an arm at the elbow.

Fetal tissue implants are used to treat

The Babinski sign occurs when

Paraplegia usually results from

What happens to the rate of firing in motor neurons as we age?

A disorder characterized by extreme difficulties in initiating movement is known as

Which of the following disorders appears to be more common in lean individuals who participated in college level sports?

Observations of the muscle fibers of people who have experienced spinal cord damage suggest that neural input is especially important to the maintenance of

Which of the following sequences describes the typical order in which motor units are recruited?

Dystrophin,the protein that is affected by muscular dystrophy,normally acts to

The rapid removal of your hand from a hot surface is the result of

Reciprocal inhibition is a simple type of _________ reflex.

Traditional therapy for Parkinson's disease often includes

The sequencing of complex movements is managed by the

Which of the following areas are probably involved with the planning of voluntary movement?

Describe the locations of primary motor cortex,SMA,and pre-SMA.

Action potentials

Motor units that include Type IIb fibers

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