Question 1

Destruction of the motor areas in the left cerebral cortex results in the loss of

Accepted Answer

A)  sensation on the right side of the body. 
B)  sensation on the left side of the body. 
C)  voluntary movement on the left side of the body. 
D)  voluntary movement on the right side of the body. 
E)  basic sex drive. 
A)  sensation on the right side of the body. 
B)  sensation on the left side of the body. 
C)  voluntary movement on the left side of the body. 
D)  voluntary movement on the right side of the body. 
E)  basic sex drive.

Question 2

Which of the following drugs acts to block reuptake of neurotransmitters?

Accepted Answer

A)  aspirin 
B)  acetylcholine 
C)  Prozac 
D)  NSAIDS 
E)  nicotine 
A)  aspirin 
B)  acetylcholine 
C)  Prozac 
D)  NSAIDS 
E)  nicotine

Question 3

Approximately how often does a period of REM sleep occur?

Accepted Answer

A)  every 30 minutes 
B)  every 60 minutes 
C)  every 90 minutes 
D)  every 120 minutes 
E)  once per night 
A)  every 30 minutes 
B)  every 60 minutes 
C)  every 90 minutes 
D)  every 120 minutes 
E)  once per night

Question 4

The two main divisions of the nervous system are

Accepted Answer

A)  somatic and autonomic. 
B)  sensory and motor. 
C)  central and peripheral. 
D)  sympathetic and parasympathetic. 
E)  skeletal and visceral. 
A)  somatic and autonomic. 
B)  sensory and motor. 
C)  central and peripheral. 
D)  sympathetic and parasympathetic. 
E)  skeletal and visceral.

Question 5

Motor signals are also referred to as

Accepted Answer

A)  efferent. 
B)  motor. 
C)  reverberating. 
D)  saltatory. 
E)  afferent. 
A)  efferent. 
B)  motor. 
C)  reverberating. 
D)  saltatory. 
E)  afferent.

Question 6

Sensory signals that trigger release of saliva are an example of how the nervous system works with which other system?

Accepted Answer

A)  endocrine 
B)  cardiovascular 
C)  sensory 
D)  digestive 
E)  muscular 
A)  endocrine 
B)  cardiovascular 
C)  sensory 
D)  digestive 
E)  muscular

Question 7

Which part of the brain interacts intimately with the limbic system?

Accepted Answer

A)  Broca's area 
B)  the prefrontal cortex 
C)  the cerebellum 
D)  the cingulate gyrus 
E)  the medulla oblongata 
A)  Broca's area 
B)  the prefrontal cortex 
C)  the cerebellum 
D)  the cingulate gyrus 
E)  the medulla oblongata

Question 8

Selecting the Exception Four of the five answers listed below are located within the spinal cord. Select the exception.

Accepted Answer

A)  dorsal root ganglion 
B)  interneurons between sensory input and motor outputs 
C)  major ascending and descending nerve tracts 
D)  interneurons connecting with other neurons 
E)  direct reflex connections between sensory and motor neurons 
A)  dorsal root ganglion 
B)  interneurons between sensory input and motor outputs 
C)  major ascending and descending nerve tracts 
D)  interneurons connecting with other neurons 
E)  direct reflex connections between sensory and motor neurons

Question 9

All but which of the following are true of the spinal cord?

Accepted Answer

A)  It contains connections between sensory and motor neurons. 
B)  It is a reflex center. 
C)  Nerve tracts to the brain run through the gray matter. 
D)  It is covered with meninges. 
E)  It is enclosed by vertebrae. 
A)  It contains connections between sensory and motor neurons. 
B)  It is a reflex center. 
C)  Nerve tracts to the brain run through the gray matter. 
D)  It is covered with meninges. 
E)  It is enclosed by vertebrae.

Question 10

What percentage of the nervous system is made up of neurons?

Accepted Answer

A)  five 
B)  ten 
C)  fifteen 
D)  twenty 
E)  fifty 
A)  five 
B)  ten 
C)  fifteen 
D)  twenty 
E)  fifty

Question 11

Selecting the Exception Four of the five answers listed below are used in descriptions of neuron membranes. Select the exception.

Accepted Answer

A)  gate 
B)  pump 
C)  wave of depolarization 
D)  channel 
E)  synaptic cleft 
A)  gate 
B)  pump 
C)  wave of depolarization 
D)  channel 
E)  synaptic cleft

Question 12

Which substance builds up abnormally in Alzheimer's disease?

Accepted Answer

A)  glycogen 
B)  fat 
C)  amyloid protein 
D)  glycolipids 
E)  aminoglycosides 
A)  glycogen 
B)  fat 
C)  amyloid protein 
D)  glycolipids 
E)  aminoglycosides

Question 13

Endorphins are

Accepted Answer

A)  neuromodulators. 
B)  stimulators of brain and nervous activity. 
C)  inhibitors of pain perception. 
D)  neuromodulators and stimulators of brain and nervous activity. 
E)  neuromodulators and inhibitors of pain perception. 
A)  neuromodulators. 
B)  stimulators of brain and nervous activity. 
C)  inhibitors of pain perception. 
D)  neuromodulators and stimulators of brain and nervous activity. 
E)  neuromodulators and inhibitors of pain perception.

Question 14

The operation of a synapse

Accepted Answer

A)  results from the passage of an electrical charge across the gap. 
B)  involves a transmitter substance from vesicles in the presynaptic neuron that acts upon a receptor site in the postsynaptic neuron. 
C)  occurs only between two nerves. 
D)  is limited only by the action of acetylcholinesterase. 
E)  requires neurotransmitter to pass directly through the plasma membrane of a postsynaptic nerve. 
A)  results from the passage of an electrical charge across the gap. 
B)  involves a transmitter substance from vesicles in the presynaptic neuron that acts upon a receptor site in the postsynaptic neuron. 
C)  occurs only between two nerves. 
D)  is limited only by the action of acetylcholinesterase. 
E)  requires neurotransmitter to pass directly through the plasma membrane of a postsynaptic nerve.

Question 15

Active transport may be described as all of the following EXCEPT

Accepted Answer

A)  is concerned with establishing the resting potential of a neuron. 
B)  counters the process of diffusion. 
C)  allows transport of atoms across the plasma membrane of the neuron against the concentration gradient. 
D)  uses energy to power transport. 
E)  physically blocking transport. 
A)  is concerned with establishing the resting potential of a neuron. 
B)  counters the process of diffusion. 
C)  allows transport of atoms across the plasma membrane of the neuron against the concentration gradient. 
D)  uses energy to power transport. 
E)  physically blocking transport.

Question 16

The most commonly acquired disease of the nervous system in young adults is

Accepted Answer

A)  multiple sclerosis. 
B)  muscular dystrophy. 
C)  Parkinson's disease. 
D)  meningitis. 
E)  encephalitis. 
A)  multiple sclerosis. 
B)  muscular dystrophy. 
C)  Parkinson's disease. 
D)  meningitis. 
E)  encephalitis.

Question 17

The two MAJOR divisions of the nervous system are the

Accepted Answer

A)  autonomic and peripheral systems. 
B)  sympathetic and parasympathetic systems. 
C)  cranial and spinal nerves. 
D)  central and peripheral nervous systems. 
E)  brain and spinal cord. 
A)  autonomic and peripheral systems. 
B)  sympathetic and parasympathetic systems. 
C)  cranial and spinal nerves. 
D)  central and peripheral nervous systems. 
E)  brain and spinal cord.

Question 18

Which painkiller is derived from poppies?

Accepted Answer

A)  aspirin 
B)  codeine 
C)  amphetamine 
D)  nicotine 
E)  morphine 
A)  aspirin 
B)  codeine 
C)  amphetamine 
D)  nicotine 
E)  morphine

Question 19

What bridges the gap between a sending and a receiving neuron?

Accepted Answer

A)  threshold value 
B)  action potential 
C)  transmitter substance 
D)  neurohormone 
E)  neuromodulator 
A)  threshold value 
B)  action potential 
C)  transmitter substance 
D)  neurohormone 
E)  neuromodulator

Question 20

Which nerves generally dominate internal events when environmental conditions have little affect on normal body functioning?

Accepted Answer

A)  ganglia 
B)  pacemaker 
C)  sympathetic 
D)  parasympathetic 
E)  all of these 
A)  ganglia 
B)  pacemaker 
C)  sympathetic 
D)  parasympathetic 
E)  all of these

Exam 13: The Nervous System

Destruction of the motor areas in the left cerebral cortex results in the loss of

Which of the following drugs acts to block reuptake of neurotransmitters?

Approximately how often does a period of REM sleep occur?

The two main divisions of the nervous system are

Motor signals are also referred to as

Sensory signals that trigger release of saliva are an example of how the nervous system works with which other system?

Which part of the brain interacts intimately with the limbic system?

Selecting the Exception Four of the five answers listed below are located within the spinal cord. Select the exception.

All but which of the following are true of the spinal cord?

What percentage of the nervous system is made up of neurons?

Selecting the Exception Four of the five answers listed below are used in descriptions of neuron membranes. Select the exception.

Which substance builds up abnormally in Alzheimer's disease?

Endorphins are

The operation of a synapse

Active transport may be described as all of the following EXCEPT

The most commonly acquired disease of the nervous system in young adults is

The two MAJOR divisions of the nervous system are the

Which painkiller is derived from poppies?

What bridges the gap between a sending and a receiving neuron?

Which nerves generally dominate internal events when environmental conditions have little affect on normal body functioning?

Learning About Human Biology

Chemistry of Life

Cells and How They Work

Tissues, Organs, and Organ Systems

The Skeletal System

The Muscular System

Circulation: the Heart and Blood Vessels

Blood

Immunity and Disease

The Respiratory System

Digestion and Nutrition

The Urinary System

Sensory Systems

The Endocrine System

Reproductive Systems

Development and Aging

Cell Reproduction

Introduction to Genetics

Chromosomes and Human Genetics

DNA, Genes, and Biotechnology

Genes and Disease: Cancer

Principles of Evolution

Principles of Ecology

Human Impacts on the Biosphere

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