development of diagnostic enzyme assay to detect leuser virus
Ch35
1. 1 2 3 4
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The basic types of tissue in the
human body are
1. cell, organ, and organ
system.
2. sight, smell, and
hearing.
3. thyroid, trachea,
adenoid, and bronchus.
4. muscle, nervous,
connective, and
epithelial.
2. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
Which system regulates and controls
growth, development, and metabolism?
1. endocrine system
2. lymphatic system
3. integumentary
system
4. skeletal system
3. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
The levels of organization in the
body include
1. endocrine, respiratory,
digestive, and nervous.
2. cells, tissues, organs,
and organ systems.
3. cells, tissues, and
functions.
4. lymphatic, respiratory,
and circulatory.
4. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
How many organ systems make
up the human body?
1. 4
2. 5
3. 8
4. 11
5. 1 2 3 4
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1 2 3 4 5
A group of similar cells that perform
a single function is called a(an)
1. nerve.
2. organ.
3. tissue.
4. organ system.
6. 1 2 3 4
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Which type of tissue lines your
internal organs?
1. epithelial
2. connective
3. nerve
4. muscle
7. 1 2 3 4
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1 2 3 4 5
Which type of tissue enables a person’s
fingers to move as he or she plays the
piano?
1. epithelial
2. connective
3. nerve
4. muscle
8. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
Which type of tissue provides
support for the body?
1. epithelial
2. connective
3. nerve
4. muscle
9. 1 2 3 4
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1 2 3 4 5
The process by which organ systems
maintain relatively constant internal
conditions is called
1. circulation.
2. organization.
3. homeostasis.
4. teamwork.
10. 1 2 3 4
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1 2 3 4 5
Which process enables the body to
maintain a stable temperature?
1. heating
2. circulation
3. feedback
inhibition
4. cellular activity
11. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
The level of chemicals in the body that
speed up cellular activity is regulated by
1. action potential.
2. feedback inhibition.
3. the sympathetic
nervous system.
4. the parasympathetic
nervous system.
12. 1 2 3 4
25% 25%25%25%
1 2 3 4 5
Which system coordinates the body’s
response to changes in its internal and
external environment?
1. lymphatic system
2. nervous system
3. excretory system
4. reproductive
system
13. 1 2 3 4
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1 2 3 4 5
Neurons are classified by the
1. direction in which they
carry impulses.
2. amount of metabolic
activity that takes place.
3. number of dendrites that
branch out.
4. number of impulses that
they carry.
14. 1 2 3 4
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What is the smallest structural and
functional unit of the nervous system?
1. nerve
2. neuron
3. organ
4. tissue
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1 2 3 4 5
What begins when a neuron is stimulated by
another neuron or by the environment?
1. a threshold
2. an action potential
3. an impulse
4. a dendrite
16. 1 2 3 4
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1 2 3 4 5
What is the function of
neurotransmitters?
1. to transmit nerve impulses
through dendrites
2. to stimulate the production of
epinephrine
3. to transmit nerve impulses
across synapses
4. none of the above
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For a neuron to reach an action
potential, it must
1. release electrons.
2. absorb calcium.
3. reverse the electrical
charge across the
cell membrane.
4. take in sodium ions.
18. 1 2 3 4
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Refer to Figure 35–1. The cell body of a
neuron collects information from which
structure?
1. A
2. B
3. C
4. E
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When an impulse reaches the end of a
neuron, it triggers the release of
1. neurotransmitters.
2. sodium ions.
3. dendrites.
4. receptors.
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What is the function of the
central nervous system?
1. to relay messages
2. to process
information
3. to analyze
information
4. all of the above
21. 1 2 3 4
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Which of the following is a
function of the cerebrum?
1. controls conscious
activities of the body
2. controls heart rate
3. controls blood
pressure
4. controls breathing
22. 1 2 3 4
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1 2 3 4 5
The region of the brain that
recognizes hunger is the
1. brain stem.
2. medulla
oblongata.
3. hypothalamus.
4. thalamus.
23. 1 2 3 4
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1 2 3 4 5
The ability to move your right
hand is controlled by the
1. left hemisphere of the
cerebrum.
2. right hemisphere of the
cerebrum.
3. both the left and right
hemispheres of the
cerebrum.
4. neither hemisphere of
the cerebrum.
24. 1 2 3 4
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A student’s ability to think about a question
and answer it correctly is directly controlled
by the
1. brain stem.
2. cerebellum.
3. medulla.
4. cerebrum.
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Which division(s) of the peripheral nervous
system transmit(s) impulses from sense
organs to the central nervous system?
1. sensory division
2. motor division
3. sensory and
motor divisions
4. spinal cord
division
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Which division of the nervous system
controls the ability to dance?
1. somatic
2. autonomic
3. central
4. brain
27. 1 2 3 4
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1 2 3 4 5
The division of the nervous system that
helps the body react to pain is the
1. somatic nervous
system.
2. sensory nervous
system.
3. autonomic nervous
system.
4. sympathetic nervous
system.
28. 1 2 3 4
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Sense organs are part of the
1. peripheral nervous
system.
2. central nervous
system.
3. autonomic nervous
system.
4. parasympathetic
nervous system.
29. 1 2 3 4
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1 2 3 4 5
What are the two divisions of
the peripheral nervous system?
1. brain and spinal cord
2. thalamus and
hypothalamus
3. somatic and
autonomic
4. sensory and motor
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Which of the following general categories of
sensory receptors are located everywhere in
the body except the brain?
1. thermoreceptors
2. mechanoreceptors
3. photoreceptors
4. pain receptors
31. 1 2 3 4
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Which general category of sensory
receptors detects variations in temperature?
1. thermoreceptors
2. mechanoreceptor
s
3. photoreceptors
4. pain receptors
32. 1 2 3 4
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1 2 3 4 5
Sensory receptors that are sensitive to
chemicals are found in the
1. skin, body core, and
hypothalamus.
2. skin, skeletal
muscles, and inner
ears.
3. eyes.
4. nose and taste buds.
33. 1 2 3 4
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Which of the five senses contains two types
of photoreceptors called rods and cones?
1. vision
2. hearing
3. smell
4. taste
34. 1 2 3 4
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In which of the following structures
might an infection cause dizziness?
1. semicircular
canals
2. oval window
3. eardrum
4. cochlea
35. 1 2 3 4 5
Which labeled structure in Figure 35–2 creates pressure
waves in the cochlea?
25%
25%
25%
25% 1. structure A
2. structure B
3. structure C
4. structure D
36. 1 2 3 4
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1 2 3 4 5
In Figure 35–2, which labeled structure
sends impulses to the brain that enable it to
determine body motion and position?
1. structure A
2. structure B
3. structure C
4. structure D
37. 1 2 3 4
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Which sense relies on the largest
sense organ in the body?
1. touch
2. hearing
3. smell
4. taste
38. 1 2 3 4
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If you did not like the flavor of a certain oral
liquid medicine, you could hide much of its
taste by
1. closing your eyes.
2. covering your
ears.
3. holding your
nose.
4. folding your
hands together.
39. 1 2 3 4
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Drugs that increase heart rate, blood
pressure, and breathing rate are called
1. stimulants.
2. depressants.
3. opiates.
4. alcohol.
40. 1 2 3 4
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What types of drugs slow down the
activity of the central nervous system?
1. stimulants
2. depressants
3. opiates
4. cocaine
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Uncontrollable pain and sickness occur because
the body cannot produce enough endorphins when
a drug user attempts to stop using
1. opiates.
2. cocaine.
3. crack.
4. marijuana.
42. 1 2 3 4
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The most widely abused legal
drug is
1. marijuana.
2. tranquilizers.
3. amphetamines.
4. alcohol.
43. 1 2 3 4
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What system does alcohol
immediately affect?
1. digestive
2. circulatory
3. nervous
4. endocrine
44. 1 2 3 4
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Alcohol does each of the
following EXCEPT
1. slow reflexes.
2. stimulate heart
rate.
3. impair judgment.
4. disrupt
coordination.
45. 1 2 3 4
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One third of all homicides can
be attributed to the effects of
1. alcohol.
2. cocaine.
3. crack.
4. opiates.
46. 1 2
50%50%
1 2 3 4 5
There are four levels of organization in the human
body: cells, tissues, organs, and organ systems.
_________________________
1. True
2. False
47. 1 2
50%50%
1 2 3 4 5
A group of similar cells that perform a single
function is called a(an) organ.
_________________________
1. True
2. False
48. 1 2
50%50%
1 2 3 4 5
The hypothalamus is to your body as the
thermostat is to the internal environment of
a house. _________________________
1. True
2. False
49. 1 2
50%50%
1 2 3 4 5
Spreading out from the cell body of a neuron
are short, branched extensions called
axons. _________________________
1. True
2. False
50. 1 2
50%50%
1 2 3 4 5
The propagation of an action potential is slower in
myelinated axons than in axons that lack a myelin
sheath. _________________________
1. True
2. False
51. 1 2
50%50%
1 2 3 4 5
The largest and most prominent region of the human brain
that is responsible for the voluntary, or conscious, activities
of the body is the cerebellum.
_________________________
1. True
2. False
52. 1 2
50%50%
1 2 3 4 5
The brain and spinal cord can withstand considerable
trauma due to the meninges acting as a shock absorber.
______________________________
1. True
2. False
53. 1 2
50%50%
1 2 3 4 5
If you accidentally step on a tack with your bare foot, the
pathway that the nerve impulse takes from your foot to your
leg is called a reflex arc. _________________________
1. True
2. False
54. 1 2
50%50%
1 2 3 4 5
The autonomic nervous system is part of the
motor division of the peripheral nervous
system. _________________________
1. True
2. False
55. 1 2
50%50%
1 2 3 4 5
Chemoreceptors are associated with the
sense of smell and touch.
_________________________
1. True
2. False
56. 1 2
50%50%
1 2 3 4 5
Rods respond to light of different colors,
producing color vision.
____________________
1. True
2. False
57. 1 2
50%50%
1 2 3 4 5
A person with a relatively small number of cones in
the retinas may have trouble distinguishing colors.
_________________________
1. True
2. False
58. 1 2
50%50%
1 2 3 4 5
The cochlea and the two tiny sacs located behind
it help the body maintain its equilibrium.
______________________________
1. True
2. False
59. 1 2
50%50%
1 2 3 4 5
Addiction can be defined as intentional
misuse of any drug for nonmedical
purposes. _________________________
1. True
2. False
60. 1 2
50%50%
1 2 3 4 5
About 40 percent of the fatal accidents that occur
on Americans highways involve the drug alcohol.
_________________________
1. True
2. False
62. 0 of 5
1 2 3 4 5
Your skin, hair, nails, and sweat and oil
glands make up your
_________________________ system.
63. 0 of 5
1 2 3 4 5
Neurons are classified into three types
according to the ____________________
the impulse travels.
64. 0 of 5
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The process by which a stimulus produces a
response that opposes the original stimulus
is called ____________________ inhibition.
65. 0 of 5
1 2 3 4 5
____________________ is the process by
which organisms maintain a relatively stable
internal environment.
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In most animals, axons and dendrites are
clustered into bundles of fibers called
____________________.
67. 0 of 5
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Sensory neurons and motor neurons are
connected by ____________________,
which carry impulses between them.
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The myelin sheath that surrounds a single long axon leaves
many gaps, called ____________________, where the
axon membrane is exposed.
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The difference in electrical charge across
the cell membrane of a resting neuron is its
resting ____________________.
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The two major divisions of the human
nervous system are the central and the
____________________ nervous systems.
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The process illustrated in Figure 35–3 is
called a(an) ____________________.
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1 2 3 4 5
The turning of your head is controlled by the
____________________ nervous system, which is part of
the peripheral nervous system’s motor division.
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1 2 3 4 5
Sensory receptors called _________________________
are found in the skin, skeletal muscles, and inner ears and
are sensitive to touch, pressure, stretching of muscles,
sound, and motion.
75. 0 of 5
1 2 3 4 5
Small muscles attached to the
____________________ of your eye change its
shape to help you focus on near or distant objects.
76. 0 of 5
1 2 3 4 5
The class of drugs called ____________________ mimic
natural chemicals in the brain known as endorphins, which
normally help to overcome sensations of pain.
77. 0 of 5
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Cirrhosis of the liver is a possible result of
the long-term use of
____________________.
78. 0 of 5
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Compare and contrast tissues
and organs.
89. 0 of 5
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How is a pain in your toe perceived by
sensory receptors? Why is it important for
your body to sense this pain?
90. 0 of 5
1 2 3 4 5
Identify the five main senses.
91. 0 of 5
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Compare and contrast the
functions of rods and cones.
92. 0 of 5
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How do opiates help people
overcome sensations of pain?
93. 0 of 5
1 2 3 4 5
What are the cause and effect
of fetal alcohol syndrome?
94. 0 of 5
1 2 3 4 5
How are the cells of the human body similar
to individuals in a society that work in
groups to accomplish shared goals?
95. 0 of 5
1 2 3 4 5
Name six of the body’s systems
and describe their functions.
96. 0 of 5
1 2 3 4 5
Based on the process of feedback inhibition,
explain how your body maintains a relatively
constant temperature.
97. 0 of 5
1 2 3 4 5
Compare resting potential and
action potential in a neuron.
98. 0 of 5
1 2 3 4 5
What is the function of each of
the main regions of the brain?
99. 0 of 5
1 2 3 4 5
Compare the effects of the sympathetic and
the parasympathetic divisions of the
autonomic nervous system.
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1 2 3 4 5
What are the five general categories of
sensory receptors? Where are they located
in the body?
101. 0 of 5
1 2 3 4 5
How would you design an experiment to show that
much of what people actually taste in food
depends on their sense of smell?
102. 0 of 5
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People who have to drive long distances
sometimes take stimulants. How might this
practice be dangerous?
103. 0 of 5
1 2 3 4 5
In the Designated Driver Program, one person in a
group agrees to be the driver and not to drink any
alcohol. Why is this program important?
