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Putman/Biol 241
UNIT 9 PRACTICE EXAM: CNS
1. Induces the formation of the neural tube:
a. Neural plate
b. Surface ectoderm
c. Notochord
d. Neural crest
2. Neural crest cells form
a. Structures of the PNS
b. The brain
c. The spinal cord
d. The notochord
3. Differentiates into CNS structures:
a. Notochord
b. Neural tube
c. Neural crest
d. Neural folds
4. Neural tube differentiates into the
a. Prosencephalon
b. Diencephalon
c. Telencephalon
d. Metencephalon
e. Myelencephalon
5. Rhombencephalon differentiates into the
a. Mesencephalon
b. Metencephalon and mesencephalon
c. Telencephalon and diencephalon
d. Myelencephalon and mesencephalon
e. Metencephalon and myelencephalon
6. Prosencephalon differentiates into the
a. Mesencephalon
b. Metencephalon and mesencephalon
c. Telencephalon and diencephalon
d. Myelencephalon and mesencephalon
e. Metencephalon and myelencephalon
7. Neural tube differentiates into
a. Rhombencephalon + mesencephalon + telencephalon
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b.
c.
d.
e.
Prosencephalon + mesencephalon + rhombencephalon
Mesencephalon + metencephalon + myelencephalon
Prosencephalon + metencephalon + rhombencephalon
Telencephalon + diencephalon + rhombencephalon
8. Damage to the prosencephalon would most likely produce a damaged
a. Midbrain
b. Pons
c. Cerebellum
d. Medulla
e. Cerebrum
9. Damage to the rhombencephalon would most likely produce a damaged
a. Thalamus, hypothalamus or epithalamus
b. Midbrain
c. Pons, cerebellum or medulla
d. Cerebrum
10. If during embryological development the prosencephalon is damaged, a damaged _____
would most likely result.
a. Midbrain
b. Hypothalamus
c. Pons
d. Cerebellum
e. Medulla
11. Damage to the myelencephalon would most likely produce a damaged
a. Midbrain
b. Thalamus
c. Pons
d. Cerebellum
e. Medulla
12. If during embryological development the metencephalon is damaged, a damaged _____
would most likely result.
a. Midbrain
b. Thalamus or hypothalamus
c. Pons or cerebellum
d. Cerebrum or pons
e. Medulla oblongata
13. Damage to the mesencephalon would most likely produce a damaged
a. Midbrain
b. Thalamus or hypothalamus
c. Pons or cerebellum
d. Cerebrum or pons
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e. Medulla oblongata
14. Damage to the diencephalon would most likely produce a damaged
a. Midbrain
b. Thalamus, hypothalamus or epithalamus
c. Pons or cerebellum
d. Cerebrum
e. Medulla oblongata
15. If during embryological development the telencephalon is damaged, a damaged _____ would
most likely be produced.
a. Cerebrum
b. Cerebellum
c. Midbrain
d. Pons
e. Medulla
16. The lateral ventricles are associated with the development of the
a. Telencephalon
b. Diencephalon
c. Mesencephalon
d. Metencephalon
e. Myelencephalon
17. The fourth ventricle is associated with the development of the
a. Telencephalon
b. Diencephalon
c. Mesencephalon
d. Metencephalon and myelencephalon
18. The aquaduct of Sylvius (cerebral aquaduct) is associated with the development of the
a. Telencephalon
b. Diencephalon
c. Mesencephalon
d. Metencephalon
e. Myelencephalon
19. The third ventricle is associated with the development of the
a. Telencephalon
b. Diencephalon
c. Mesencephalon
d. Metencephalon
e. Myelencephalon
20. Outside of the brain, inside of the spinal cord:
a. White matter
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b. Grey matter
21. Inside of the brain, outside of the spinal cord:
a. White matter
b. Grey matter
22. Which is not associated with white matter?
a. Myelinated axons
b. Oligodendrocytes
c. Synapses
d. Tracts
23. Which is not associated with grey matter?
a. Myelinated axons
b. Synapses
c. Neuron cell bodies
d. Satellite cells
24. Which does not help increase intelligence in children?
a. eating lean protein
b. eating foods rich in omega-3 fatty acids such as fatty fish
c. studying calculus, music and anatomy & physiology
d. eating fatty proteins like prime steaks
25. Divides cerebrum into right and left hemispheres:
a. Gyri
b. Sulci
c. Longitudinal fissure
d. Aquaduct of Sylvius
26. Approximate thickness of cerebral cortex:
a. 1-2 mm
b. 2-4 mm
c. 2-4 cm
d. 2-4 in
27. Function of gyri and sulci:
a. Make you smarter
b. Increase surface area of cerebellum
c. Increase surface area of cerebrum
d. Allow brain to expand and contract as you think!
28. Area of the brain that controls most skeletal muscles is located here:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
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d. Occipital lobes
29. Primary auditory cortex is located here:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
30. The part of your brain that receives, interprets and acts on action potentials from the eyes is
located in which lobe?
a. Frontal
b. Parietal
c. Temporal
d. Occipital
31. Frontal lobe contains
a. Primary sensory cortex
b. Primary motor cortex
c. Primary visual cortex
d. Primary gustatory cortex
e. Primary auditory cortex
32. Gustatory cortex is located here:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
33. Most somatic sensory signals go to this part of the brain:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
34. Part of the brain responsible for the recognition and evaluation of the spoken word:
a. Werneke’s area, usually located in the left parietal and left temporal lobes
b. Werneke’s area, usually located in the left parietal lobe
c. Broca’s area, usually located in the left parietal and left temporal lobes
d. Broca’s area, usually located in the left side of the frontal lobe
35. Advanced problem solving, cognition and personality are located here:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
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36. Parietal lobes contain
a. Primary motor cortex
b. Primary sensory cortex
c. Primary olfactory cortex
d. Primary gustatory cortex
37. Part of the brain that prepares you for speaking and controls the muscles of speech:
a. Werneke’s area, usually located in the left parietal and left temporal lobes
b. Werneke’s area, usually located in the left parietal lobe
c. Broca’s area, usually located in the left parietal and left temporal lobes
d. Broca’s area, usually located in the left side of the frontal lobe
38. Memory recall is the function of this part of the brain:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
39. Working memory is the function of this part of the brain:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
40. Primary visual cortex:
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
41. The loss of taste, smell and hearing suggests damage to which lobe of the brain?
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
42. Where is Broca’s area?
a. Left side of frontal lobe in most people
b. Right side of frontal lobe in most people
c. Left side of parietal lobe in most people
d. Both left and right side of frontal lobe in most people
43. Where is Werneke’s area?
a. In frontal lobe on right side, in most people
b. In parietal lobe on right side, in most people
c. In temporal and parietal lobes on left side, in most people
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d. In temporal lobe on left side, in all people
44. Primary olfactory cortex
a. Frontal lobe
b. Parietal lobes
c. Temporal lobes
d. Occipital lobes
45. Are the right and left hemispheres of the cerebrum functionally symmetrical?
a. Yes
b. No
c. In some people, yes
46. Left-handed people tend to be
a. Right-brain dominant
b. Left-brain dominant
47. Right side of the cerebrum
a. receives sensory input from right side of body and sends motor output to right side of
body
b. receives sensory input from left side of body and sends motor output to right side of body
c. receives sensory input from left side of body and sends motor output to left side of body
48. Right hemisphere of the cerebrum is not associated with
a. Reasoning and logic
b. Music and art abilities
c. Mental imaging
d. Odor discrimination and identification
49. Left hemisphere of the cerebrum is not associated with
a. Reasoning and logic
b. Analytical skills; mathematics
c. Language ability
d. Music and art abilities
50. Music and art abilities/perception
a. Left hemisphere of cerebrum
b. Right hemisphere of cerebrum
51. Reasoning, logic, analytical skills
a. Left hemisphere of cerebrum
b. Right hemisphere of cerebrum
52. Join together cortex areas on same side of cerebrum:
a. Association tracts
b. Commissural tracts
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c. Projection tracts
53. Join cortex of cerebrum with midbrain
a. Association tracts
b. Commissural tracts
c. Projection tracts
54. Join cortex of cerebrum on right side of brain with cortex of cerebrum on left side of brain:
a. Association tracts
b. Commissural tracts
c. Projection tracts
55. Corpus callosum is one of these:
a. Association tracts
b. Commissural tracts
c. Projection tracts
56. Corona radiate is one of these:
a. Association tracts
b. Commissural tracts
c. Projection tracts
57. Made up of the putamen and globus pallidus:
a. Lentiform nucleus of the basal nuclei
b. Amigdala of the basal nuclei
c. Hippocampus
d. Caudate nucleus of the basal nuclei
58. Integrates/evaluates sensory input going to the cerebrum:
a. Basal nuclei
b. Limbic system
c. Hypothalamus
d. Thalamus
59. Active at the beginning and ending of voluntary muscle movements:
a. Basal nuclei
b. Limbic system
c. Reticular formations
d. Substantia nigra
60. Lentiform and caudate nucleus are part of the
a. Pons
b. Reticular formations
c. Basal nuclei
d. Limbic system
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61. Filters sensory input:
a. Thalamus + reticular formations
b. Thalamus + basal nuclei
c. Reticular formations + substantial nigra
d. Substantia nigra + red nuclei
62. Mood and emotion:
a. Cerebellum + limbic system
b. Limbic system + substantia nigra
c. Reticular formations + substantia nigra + thalamus
d. Hypothalamus + medulla + red nuclei
e. Thalamus + limbic system + hypothalamus
63. Olfactory reflex
a. Mammillary bodies of hypothalamus
b. Superior colliculi of corpora quadragemina
c. Inferior colliculi of corpora quadragemina
d. Temporal lobes of cerebrum
64. Regulates rhythmic movement such as walking; inhibits unnecessary movement:
a. Thalamus
b. Reticular formations
c. Basal nuclei
d. Red nuclei
e. Substantia nigra
65. Primary site of visceral control:
a. Cerebellum
b. Cerebrum
c. Pons
d. Thalamus
e. Hypothalamus
66. Controls endocrine system
a. Medulla oblongata
b. Pons
c. Corpora quadragemina
d. Hypothalamus
e. Cerebellum
67. Pineal gland is part of this:
a. Thalamus
b. Hypothalamus
c. Red nuclei
d. Reticular formations
e. Epithalamus
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68. Controls the ANS
a. Hypothalamus
b. Red nuclei
c. Reticular formations
d. Epithalamus
e. Thalamus
69. Has thirst and hunger nuclei
a. Basal nuclei
b. Limbic system
c. Epithalamus
d. Hypothalamus
e. Cerebellum
70. Has nuclei that control circadian rhythms
a. Medulla oblongata
b. Hypothalamus
c. Red nuclei
d. Reticular formations
e. Limbic system
71. Brain stem consists of the
a. Cerebellum + medulla
b. Medulla + pons + midbrain
c. Epithalamus + hypothalamus + pons
d. Cerebellum + midbrain
72. Controls “tracking” movement of head and eyes such as that exhibited during reading:
a. Amigdala
b. Mammillary body
c. Superior colliculus
d. Inferior colliculus
73. A sudden, loud sound causes you to reflexively jerk your head:
a. Amigdala
b. Mammillary body
c. Superior colliculus
d. Inferior colliculus
74. Thermoregulation nuclei located here
a. Hypothalamus
b. Medulla
c. Superior colliculus
d. Red nuclei
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75. Controls muscle tone through the release of dopamine:
a. Hypothalamus
b. Medulla
c. Reticular formations
d. Substantia nigra
e. Reticular activating system
76. Osmoregulation nuclei
a. Reticular formations
b. RAS
c. Substantia nigra
d. Hypothalamus
e. Red nuclei
77. Controls unconscious motor activity:
a. Reticular formations
b. Basal nuclei
c. Thalamus
d. Substantia nigra
e. Red nuclei
78. Breathing control:
a. Thalamus
b. Medulla
c. Pons
d. Medulla + pons
e. Red nuclei
79. Decussation of the pyramids occurs here:
a. Pons
b. Medulla
c. Midbrain
d. Cerebellum
80. Parkinson’s disease involves a deficiency in dopamine secreted in this part of the brain:
a. Reticular formations
b. Basal nuclei
c. Thalamus
d. Substantia nigra
e. Red nuclei
81. Approximately 90% of the motor and sensory neurons cross from right to left, left to right
here:
a. Pons
b. Medulla
c. Midbrain
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d. Cerebellum
82. The olives relay what?
a. Balance
b. Proprioception
c. Speech
d. Thermoreception
83. The olives are part of this:
a. Pons
b. Epithalamus
c. Midbrain
d. Cerebellum
e. Medulla
84. If your olives are damaged, you would be unable to
a. Speak
b. See
c. Feel pain
d. Walk
85. Nuclei that control heart rhythm are located here:
a. Medulla
b. Thalamus
c. Basal bodies
d. Amigdala
86. Nuclei that control breathing are located here:
a. Medulla only
b. Pons only
c. Medulla + pons
d. Thalamus
87. Nuclei that control vomiting:
a. Red nuclei
b. Reticular formations
c. Thalamus
d. Pons
e. Medulla
88. Nuclei that control hiccupping are located here:
a. Red nuclei
b. Medulla
c. Reticular formations
d. hypothalamus
e. Pons
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89. Nuclei that control the coughing reflex are located here:
a. Red nuclei
b. Medulla
c. Reticular formations
d. hypothalamus
e. Pons
90. Has ipselateral connections to midbrain:
a. Medulla
b. Pons
c. Thalamus
d. Spinal cord
e. Cerebellum
91. Nuclei that control swallowing are located here:
a. Red nuclei
b. Reticular formations
c. Medulla
d. Hypothalamus
92. Nuclei that control sneezing are located here:
a. Basal nuclei
b. Medulla oblongata
c. Mammillary body
d. Red nuclei
93. Automatic posture, equilibrium and balance control:
a. Cerebellum
b. Cerebrum
c. Medulla oblongata
d. Reticular formations
e. Hypothalamus
94. Arbor vitae
a. Myelinated tracts of cerebellum
b. Myelinated tracts of cerebrum
c. Where cerebrospinal fluid is secreted
d. Part of the medulla oblongata
95. Cerebrum tells it what it wants to do; it then determines how to carry out this action AND
whether this action is advisible:
a. Pons
b. Medulla
c. Cerebellum
d. Basal nuclei
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96. Limbic system output:
a. Hypothalamus
b. Thalamus
c. Medulla
d. Pons
97. Fear recognition and the feeling of fear are generated here:
a. Red nuclei
b. Basal nuclei
c. Limbic system
d. Amigdala
98. Memory recall; has regenerative capability, rare for nerve tissue!
a. Limbic system
b. Hippocampus
c. Basal nuclei
d. Hypothalamus
99. Mixed tracts that run through the core of the brain stem:
a. Red nuclei
b. Corpora quadragemina
c. Reticular formations
d. Basal nuclei
100.
a.
b.
c.
d.
e.
Emotion recognition and generation:
Limbic system
RAS
Red nuclei
Thalamus
Hypothalamus
101.
a.
b.
c.
d.
The manifestation of emotion involves which?
Limbic system + hypothalamus + medulla
Basal nuclei + limbic system + medulla
Cerebellum + limbic system + hypothalamus
Cerebellum + pons + medulla
102.
a.
b.
c.
d.
Wakes you up & controls consciousness:
Limbic system
Basal nuclei
Thalamus
Reticular activating system
103. Filters out repetitive and familiar sensory input:
a. Medulla
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b. RAS + thalamus
c. Thalamus only
d. Red nuclei
104.
a.
b.
c.
d.
Immediately surround/touches tissue of the CNS:
Dura mater
Pia mater
Arachnoid mater
Subarachnoid space
105.
a.
b.
c.
d.
Outermost and toughest layer, found just under bone:
Arachnoid space
Arachnoid mater
Dura mater
Pia mater
106.
a.
b.
c.
d.
Cerebrospinal fluid circulates here:
Subarachnoid space
Epidural space
Subdural space
Interstitial space
107.
a.
b.
c.
d.
Forms denticulate ligaments in spinal vertebral canal, suspending spinal cord:
Arachnoid mater
Subarachnoid space
Pia mater
Dura mater
108. Fluid swelling of blood caught between the skull and dura generally resulting from
trauma and causing dangerous pressure on the brain:
a. Subdural hematoma
b. Epidural hematoma
c. Dural bursitis
d. Edema
109.
a.
b.
c.
d.
e.
Cerebrospinal fluid mainly formed here:
Ventricles
Dural sinus
Subarachnoid space
Central canal of spinal cord
Aquaduct of Sylvius
110.
a.
b.
c.
Cerebrospinal fluid absorbed back into venous blood system here:
Ventricles
Dural sinus
Subarachnoid space
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d. Central canal of spinal cord
e. Aquaduct of Sylvius
111.
a.
b.
c.
d.
e.
Structures that form/secrete cerebrospinal fluid:
Mammillary bodies
Aquaduct of Sylvius
Choroid plexi
Food processes of astrocytes
Arachnoid villi
112.
a.
b.
c.
d.
e.
Structures that absorb cerebrospinal fluid back into blood:
Mammillary bodies
Aquaduct of Sylvius
Choroid plexi
Food processes of astrocytes
Arachnoid villi
113.
a.
b.
c.
d.
Major propulsive force of cerebrospinal fluid:
Systolic pressure waves
Diastolic pressure waves
Beating of ependymal cell cilia
Pumping of arachnoid villi
114.
a.
b.
c.
Hydrocephalus
In infants, less CSF produced than absorbed, skull shrinks from lack of pressure
In infants, more CSF produced than absorbed, skull enlarges from pressure
In infants, more CSF produced than absorbed, skull shrinks from lack of pressure
115.
a.
b.
c.
d.
Form blood-brain barrier:
Foot processes of oligodendrocytes wrap around CNS capillaries
Foot processes of Schwann cells wrap around CNS capillaries
Foot processes of astrocytes wrap around CNS capillaries
Ependymal cells filter plasma coming from capillaries into interstitial space
116.
a.
b.
c.
d.
e.
Can’t pass through blood-brain barrier:
Alcohol
Nicotine
Anesthetics
Most antibiotics
Glucose
117.
a.
b.
c.
d.
Can’t pass through blood-brain barrier:
O2
Nonessential amino acids
CO2
Vitamins A, D, E and K
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e. Ca++
118.
a.
b.
c.
d.
Can pass through blood-brain barrier:
Ammonia, nonessential amino acids, creatine
K+
Water, alcohol
Antibodies
119.
a.
b.
c.
d.
Caused by low levels of cerebrospinal fluid:
Swelling of neurons of the brain
Buildup of pyruvate in neurons of the brain
Very high levels of ATP produced
a and b
120. If brain neurons do not get sufficient oxygen, what happens?
a. They switch from anaerobic to aerobic respiration to produce ATP
b. They switch from aerobic to anaerobic respiration to produce ATP, building up
dangerous levels of lactic acid
c. They switch from aerobic to anaerobic respiration to produce ATP, building up
dangerous levels of pyruvic acid
d. They produce less ATP, but still use aerobic respiration
KEY
1c, 2a, 3b, 4a, 5e, 6c, 7b, 8e, 9c, 10b, 11e, 12c, 13a, 14b, 15a, 16a, 17d, 18c, 19b, 20b, 21a, 22c,
23a, 24d, 25c, 26b, 27c, 28a, 29c, 30d, 31b, 32c, 33b, 34a, 35a, 36b, 37d, 38c, 39a, 40d, 41c,
42a, 43c, 44c, 45b, 46a, 47c, 48a, 49d, 50b, 51a, 52a, 53c, 54b, 55b, 56c, 57a, 58d, 59a, 60c, 61a,
62e, 63a, 64c, 65e, 66d, 67e, 68a, 69d, 70b, 71b, 72c, 73d, 74a, 75d, 76d, 77e, 78d, 79b, 80d,
81b, 82b, 83e, 84d, 85a, 86c, 87e, 88b, 89b, 90e, 91c, 92b, 93a, 94a, 95c, 96a, 97d, 98b, 99c,
100a, 101a, 102d, 103b, 104b, 105c, 106a, 107c, 108b, 109a, 110b, 111c, 112e, 113a, 114b,
115c, 116d, 117b, 118c, 119a, 120b.
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