Chapter 12-14 Mastering Practice Questions Flashcards

1
Q
The \_\_\_\_\_\_\_\_ division of the peripheral nervous system brings sensory information to the central nervous system.
A. Autonomic
B. Peripheral
C. Parasympathetic
D. Somatic
E. Afferent
A

E. Afferent

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2
Q
The \_\_\_\_\_\_\_\_ division of the nervous system carries motor commands to muscles and glands.
A. Afferent
B. Spinal
C. Peripheral
D. Efferent
E. Autonomic
A

D. Efferent

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3
Q
Axons terminate in a series of fine extensions known as...
A. Telodendria
B. Dendrites
C. Collaterals
D. Terminals
E. Synapses
A

A. Telodendria

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4
Q
The site of intercellular communication between a neuron and another cell is the...
A. Synapse
B. Collateral
C. Axolemma
D. Hillock
E. Telodendria
A

A. Synapse

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5
Q

How does blocking retrograde axoplasmic transport in an axon affect the activity of a neuron?
A. The soma becomes unable to respond to changes in the distal end of the axon.
B. The neuron becomes unable to depolarize when stimulated.
C. The neuron becomes unable to produce neurotransmitters.
D. The soma becomes unable to export products to the synaptic terminals.
E. The neuron becomes unable to produce action potentials.

A

A. The soma becomes unable to respond to changes in the distal end of the axon

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6
Q
Most neurons lack \_\_\_\_\_\_\_\_ and so are permanently blocked from undergoing cell division.
A. A nucleus
B. Endoplasmic reticula
C. Ribosomes
D. Centrioles
E. Cytoplasm
A

D. Centrioles

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7
Q
In order to communicate with multiple cells at the same time, an axon may branch along its length, producing side branches called \_\_\_\_\_\_\_\_\_\_.
A. Initial segment
B. Axon terminal
C. Collaterals
D. Telodendria
A

C. Collaterals

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8
Q
Deteriorating changes in the distal segment of an axon as a result of a break between it and the soma is called \_\_\_\_\_\_\_\_ degeneration.
A. Conduction
B. Wallerian
C. Neural
D. Peripheral
E. Central
A

B. Wallerian

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9
Q
The largest and most numerous of the glial cells in the central nervous system are the...
A. Astrocytes
B. Microglia
C. Satellite cells
D. Oligodendrocytes
E. Ependymal cells
A

A. Astrocytes

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10
Q
\_\_\_\_\_\_\_\_ account for roughly half of the volume of the nervous system.
A. Dendrites
B. Axons
C. Synapses
D. Neuroglia
E. Efferent fibers
A

D. Neuroglia

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11
Q
The myelin sheath that covers many CNS axons is formed by...
A. Satellite cells
B. Astrocytes
C. Ependymal cells
D. Microglia
E. Oligodendrocytes
A

E. Oligodendrocytes

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12
Q
Small, wandering cells that engulf cell debris and pathogens in the CNS are called...
A. Oligodendrocytes
B. Astrocytes
C. Microglia
D. Satellite cells
E. Ependymal cells
A

C. Microglia

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13
Q

Damage to ependymal cells would most likely affect the…
A. Formation of cerebrospinal fluid
B. Formation of myelin sheaths
C. Repair of axons
D. Transport of neurotransmitters within axons
E. Formation of ganglia

A

A. Formation of cerebrospinal fluid

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14
Q

In the peripheral nervous system, Schwann cells participate in the repair of damaged nerves by…
A. Producing new axons
B. Forming a cellular cord that directs axonal regrowth
C. Clearing away cellular debris
D. Regenerating cell bodies for the neurons
E. Producing more satellite cells that fuse to form new axons

A

B. Forming a cellular cord that directs axonal regrowth

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15
Q
The tiny gaps between adjacent Schwann cells are called...
A. Terminals
B. Axolemma
C. Neurillema
D. Vesicles
E. Nodes of Ranvier
A

E. Nodes of Ranvier

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16
Q
When a person has a stroke, blood leaks into the brain tissue. Which type of neuroglia cells would make structural repairs to the damage?
A. Oligodendrocytes
B. Astrocytes
C. Ependymal cells
D. Satellite cells
A

B. Astrocytes

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17
Q

Opening of sodium channels in the axon membrane causes…
A. Hyperpolarization
B. Repolarization
C. Increased negative charge inside the membrane
D. Inhibition
E. Depolarization

A

E. Depolarization

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18
Q
A shift of the resting transmembrane potential toward 0 mV is called...
A. Hyperpolarization
B. Repolarization
C. Depolarization
D. Potential difference
E. Polarization
A

C. Depolarization

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19
Q
Which type of ion channel is always open?
A. Leak
B. Mechanically gated
C. Voltage gated
D. Chemically gated
A

A. Leak

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20
Q

Puffer fish poison blocks voltage-gated sodium channels like a cork. What effect would this neurotoxin have on the function of neurons?
A. The axon would be unable to generate action potentials
B. Action potentials would lack a repolarization phase
C. Neurons would depolarize more rapidly
D. The absolute refractory period would be shorter than normal
E. None, because the chemically gated sodium channels would still function

A

A. The axon would be unable to generate action potentials

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21
Q
Rapid impulse conduction from "node" to "node" is called...
A. Synaptic transmission
B. Continuous propagation
C. Spatial propagation
D. Divergent propagation
E. Saltatory propagation
A

E. Saltatory propagation

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22
Q
The minimum stimulus required to trigger an action potential is known as the...
A. Incentive
B. Threshold
C. Potential
D. Summation
E. All-or-none response
A

B. Threshold

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23
Q
The presence of \_\_\_\_\_\_\_\_ dramatically increases the speed at which an action potential moves along an axon.
A. Plasma protein
B. Myelin
C. A capsule
D. Glial cells
E. Neurilemma
A

B. Myelin

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24
Q

When you take a pain reliever, which of the following best describes, in general terms, how this affects the threshold of neurons?
A. Taking a pain reliever does not affect the threshold of neurons
B. Taking a pain reliever affects the all-or-none principle of neurons. So, neurons reaching threshold send an action potential at 50%
C. Taking a pain reliever decreases the threshold
D. Taking a pain reliever increases the threshold

A

D. Taking a pain reliever increases the threshold

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25
Q
A neuron that receives neurotransmitter from another neuron is called...
A. The motor neuron
B. The postsynaptic neuron
C. The presynaptic neuron
D. A satellite cell
E. An oligodendrocyte
A

B. The postsynaptic neuron

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26
Q
At a(n) \_\_\_\_\_\_\_\_ synapse, a neurotransmitter is released to stimulate the postsynaptic membrane.
A. Chemical
B. Electrical
C. Gap
D. Cell
E. Osmotic
A

A. Chemical

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27
Q
Which ion triggers synaptic vesicles to discharge neurotransmitter into the synaptic cleft?
A. Calcium
B. Potassium
C. Sodium
D. Magnesium
A

A. Calcium

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28
Q
Which of the following is the most important excitatory neurotransmitter in the brain that is important in learning and memory?
A. Gamma aminobutyric acid
B. Glutamate
C. Glycine
D. Noradrenaline
E. Serotonin
A

B. Glutamate

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29
Q
Which neurotransmitter has widespread effects on a person's attention and emotional state?
A. Dopamine
B. Norepinephrine
C. Serotonin
D. GABA
E. Endorphins
A

C. Serotonin

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30
Q
The site in the neuron where EPSPs and IPSPs are integrated is the...
A. Chemical synapse
B. Synaptic terminal
C. Axon hillock
D. Dendritic membrane
E. Electrical synapse
A

C. Axon hillock

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31
Q

EPSPs (excitatory postsynaptic potentials) occur when…
A. More potassium ions than usual leak out of a cell
B. Hyperpolarizations occur
C. Extra sodium ions enter a cell
D. More calcium ions than usual leak out of a cell
E. Chloride ions enter a cell

A

C. Extra sodium ions enter a cell

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32
Q

IPSPs (inhibitory postsynaptic potentials)…
A. Block the efflux of potassium ions
B. Block the efflux of calcium ions
C. Are local depolarizations
D. Increase membrane permeability to sodium ions
E. Are local hyperpolarizations

A

E. Are local hyperpolarizations

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33
Q
Summation that results from the cumulative effect of multiple synapses at multiple places on the neuron is designated...
A. Inhibition of the impulse
B. Spatial summation
C. Temporal summation
D. Impulse transmission
E. Hyperpolarization
A

B. Spatial summation

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34
Q
Which of these neurotransmitters does NOT bind to a plasma membrane receptor?
A. Norepinephrine
B. Nitric oxide
C. Serotonin
D. GABA
A

B. Nitric oxide

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35
Q
The simplest level of information processing takes place at the \_\_\_\_\_\_\_\_\_\_.
A. Axon terminals
B. Dendrites
C. Soma
D. Axon hillock
A

D. Axon hillock

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36
Q

Arrange the spinal meninges from innermost layer to outermost layer…
A. Dura mater, pia mater, arachnoid mater
B. Pia mater, dura mater, arachnoid mater
C. Pia mater, arachnoid mater, dura mater
D. Dura mater, arachnoid mater, pia mater
E. Arachnoid mater, pia mater, dura mater

A

C. Pia mater, arachnoid mater, dura mater

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37
Q
These structures extending from the pia mater through to the dura mater support the spinal cord by preventing lateral movement...
A. Denticulate ligaments
B. Coccygeal ligament
C. Cauda equina
D. Spinal ligaments
E. Rami communicantes
A

A. Denticulate ligaments

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38
Q
Spinal nerves are...
A. Both sensory and motor
B. Interneuronal
C. Purely motor
D. Purely sensory
E. Involuntary
A

A. Both sensory and motor

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39
Q

If the posterior root of a spinal nerve is severed,
A. The brain would not be able to communicate with that level of the spinal cord
B. Output to skeletal muscles would be blocked
C. Output to visceral organs would be blocked
D. Efferent fibers would be blocked
E. Sensory input would be blocked

A

E. Sensory input would be blocked

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40
Q
A posterior and anterior root of each spinal segment unite to form a...
A. Spinal ganglion
B. Spinal nerve
C. Cervical enlargement
D. Denticulate ligament
E. Lumbar enlargement
A

B. Spinal nerve

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41
Q
Blood vessels that supply the spinal cord run along the surface of the...
A. Pia mater
B. Subdural space
C. Arachnoid mater
D. Epidural space
E. Dura mater
A

A. Pia mater

42
Q
The condition in which a person loses all feeling and movement of the arms and legs due to spinal cord injury is termed...
A. Paraplegia
B. Spinal transection
C. Spinal shock
D. Quadriplegia
E. Hemiplegia
A

D. Quadriplegia

43
Q
During the procedure known as a(n) \_\_\_\_\_\_\_\_, a needle is inserted into the subarachnoid space in the inferior lumbar region.
A. Encephalomyelogram
B. Thoracic tap
C. Laminectomy
D. Lumbar puncture
E. Myelography
A

D. Lumbar puncture

44
Q

Tom is a football player who gets hit hard from behind along his spine. About a week later, he is diagnosed with bacterial meningitis, an infection of the CSF carried through the bloodstream. Given that the infection was associated with blood, which hypothesis is most likely to have occurred?
A. The infection was spread through the spinal nerves
B. There was a rupture of blood vessels attached to the arachnoid mater that allowed the bacterial contamination to occur
C. The pia matter tore away from the spinal cord, damaging the associated blood vessels, which leaked into the subarachnoid space
D. The dura mater was torn, which allowed extracellular fluid into the spinal cord

A

C. The pia matter tore away from the spinal cord, damaging the associated blood vessels, which leaked into the subarachnoid space

45
Q
Bundles of axons in the central nervous system are known as...
A. Commissures
B. Ganglia
C. Nuclei
D. Horns
E. Tracts
A

E. Tracts

46
Q
In the spinal cord, white matter is separated into ascending and descending tracts organized as...
A. Columns
B. Nuclei
C. Ganglia
D. Nerves
E. Horns
A

A. Columns

47
Q
Axons crossing from one side of the spinal cord to the other within the gray matter are found in the...
A. Anterior gray horns
B. White commissures
C. Posterior gray horns
D. Lateral gray horns
E. Gray commissures
A

E. Gray commissures

48
Q
Where do somatic motor neurons reside?
A. 9
B. 13
C. 12
D. 14
E. 11
A

D. 14

49
Q
The six projections from the gray matter seen in cross-sections of the spinal cord are called \_\_\_\_\_\_\_\_\_\_.
A. Horns
B. Pyramids
C. Tracts
D. Flares
A

A. Horns

50
Q
The \_\_\_\_\_\_\_\_\_\_ gray horns contain somatic and visceral sensory nuclei.
A. Anterior
B. Posterior 
C. Intermediate
D. Lateral
A

B. Posterior

51
Q
The outermost connective tissue covering of nerves is the...
A. Epimysium
B. Perineurium
C. Epineurium
D. Endomysium
E. Endoneurium
A

C. Epineurium

52
Q
Preganglionic and postganglionic fibers of the autonomic nervous system that innervate internal organs are collectively called...
A. Anterior rami
B. Posterior rami
C. White rami
D. Sympathetic nerves
E. Gray rami
A

D. Sympathetic nerves

53
Q

A viral disease that destroys the cells of the anterior gray horn will…
A. Lead to skeletal muscle weakness or paralysis
B. Block autonomic regulation
C. Interfere with position sense
D. Mainly interfere with crude touch and temperature sense
E. Affect visceral motor function

A

A. Lead to skeletal muscle weakness or paralysis

54
Q
The complex, interwoven network formed by contributions from the anterior rami of neighboring spinal nerves is termed a(n)...
A. Autonomic nerve
B. Tract
C. Lateral nerve
D. Dermatome
E. Plexus
A

E. Plexus

55
Q
The layer of connective tissue that surrounds individual axons within a peripheral nerve is termed the...
A. Metaneurium
B. Perineurium
C. Subneurium
D. Epineurium
E. Endoneurium
A

E. Endoneurium

56
Q
You are sitting at a Mexican restaurant waiting for your food. The waiter brings a very hot plate, telling you to be careful about touching it. You touch it anyway, producing a pain sensation in your fingers, a withdrawal of your hand, and an auditory comment of what you are thinking. This scenario represents a \_\_\_\_\_\_\_\_ neuronal circuit.
A. Convergent
B. Parallel processing
C. Reverberating
D. Divergent
A

B. Parallel processing

57
Q
In \_\_\_\_\_\_\_\_, one neuron synapses on several postsynaptic neurons.
A. Serial processing
B. Reverberation
C. Parallel processing
D. Convergence
E. Divergence
A

E. Divergence

58
Q
A motor neuron typically receives input from neurons that originate in various areas of the brain. This type of circuit is a...
A. Parallel processing circuit
B. Divergent circuit
C. Convergent circuit
D. Serial processing circuit 
E. Reverberating circuit
A

C. Convergent circuit

59
Q
Which of the following is not a way that reflexes are classified?
A. Spinal/cranial
B. Somatic/visceral
C. Sympathetic/parasympathetic
D. Monosynaptic/polysynaptic
E. Innate/acquired
A

C. Sympathetic/parasympathetic

60
Q
All of the following are true of neural reflexes except that they...
A. Cannot be modified by the brain
B. Are automatic motor responses
C. Involve at least two neurons
D. Help preserve homeostasis
E. Are the simplest form of behavior
A

A. Cannot be modified by the brain

61
Q
The neural "wiring" of a single reflex is called a(n)...
A. Ganglion
B. Reflex arc
C. Ramus
D. Circuit
E. Tract
A

B. Reflex arc

62
Q
A reflex that leads to secretion of saliva is a(n) \_\_\_\_\_\_\_\_\_\_ reflex.    
A. Acquired
B. Visceral
C. Somatic
D. Stretch
A

B. Visceral

63
Q
The reflex that prevents a muscle from exerting too much tension is the \_\_\_\_\_\_\_\_ reflex.
A. Crossed extensor
B. Reciprocal
C. Flexor
D. Stretch
E. Tendon
A

E. Tendon

64
Q
Spinal interneurons inhibit antagonist motor neurons in a process called...
A. Reciprocal inhibition
B. A stretch reflex
C. Reverberating circuits
D. A crossed extensor reflex
E. A tendon reflex
A

A. Reciprocal inhibition

65
Q
Reflexes that activate muscles on the same side of the body as the stimulus are called...
A. Ipsilateral
B. Polysynaptic
C. Involuntary
D. Monosynaptic
E. Contralateral
A

A. Ipsilateral

66
Q
Sensory information is processed and relayed to the cerebrum by the...
A. Midbrain
B. Thalamus
C. Pons
D. Cerebellum
E. Medulla oblongata
A

B. Thalamus

67
Q
The \_\_\_\_\_\_\_\_ provides the principal link between the nervous and endocrine systems.
A. Pons
B. Cerebellum
C. Medulla oblongata
D. Cerebrum
E. Hypothalamus
A

E. Hypothalamus

68
Q
When you perform a physical activity that you have not done in a while, such as riding a bike, which area of your brain coordinates your movements with learned experiences?
A. Pons
B. Medulla oblongata
C. Cerebellum
D. Midbrain
E. Thalamus
A

C. Cerebellum

69
Q
The wall between the lateral ventricles is called the...
A. Cerebral aqueduct
B. Corpus callosum
C. Fornix
D. Falx cerebri
E. Septum pellucidum
A

E. Septum pellucidum

70
Q
The passageway between the lateral ventricles and the third ventricle is the...
A. Cerebral aqueduct
B. Central canal
C. Interventricular foramen
D. Lateral foramen
E. Posterior foramen
A

C. Interventricular foramen

71
Q

The brain requires a substantial blood supply. The vessels that deliver blood to the brain are the…
A. Facial arteries
B. Dural sinuses
C. External carotid arteries
D. Internal carotid and vertebral arteries
E. Jugular veins

A

D. Internal carotid and vertebral arteries

72
Q
The dural fold that projects into the longitudinal fissure between cerebral hemispheres is called the...
A. Tentorium cerebelli
B. Falx cerebri
C. Choroid plexus
D. Falx cerebelli
E. Dural sinus
A

B. Falx cerebri

73
Q
In each ventricle is a blood vessel network called the \_\_\_\_\_\_\_\_ that produces cerebrospinal fluid.
A. Choroid plexus
B. Dural sinus
C. Carotid artery
D. Vertebral artery
E. Jugular vein
A

A. Choroid plexus

74
Q

Tony hit his head in a car accident. The physicians diagnosed him with a subdural hemorrhage. Which of the following correctly states where the bleeding has occurred in his brain?
A. Blood is between the pia mater and arachnoid mater
B. Blood is between the dura mater and the arachnoid mater
C. Blood is between the dura mater and the skull
D. Blood is between the superior sagittal sinus and inferior sagittal sinus
E. Blood is between the pia mater and the brain

A

B. Blood is between the dura mater and the arachnoid mater

75
Q
The cerebrospinal fluid (CSF) leaves the central nervous system (CNS) and enters the circulation at the \_\_\_\_\_\_\_\_\_\_.
A. Pia mater
B. Lateral apertures
C. Arachnoid trabeculae
D. Arachnoid granulations
A

D. Arachnoid granulations

76
Q
The dural fold that divides the two cerebellar hemispheres is the \_\_\_\_\_\_\_\_\_\_.
A. Inferior sagittal sinus
B. Tentorium cerebelli
C. Falx cerebelli
D. Falx cerebri
A

C. Falx cerebelli

77
Q
The medulla oblongata relays auditory stimuli to the...
A. Substantia nigra
B. Cerebral peduncles
C. Red nuclei
D. Inferior colliculi
E. Superior colliculi
A

D. Inferior colliculi

78
Q

The corpora quadrigemina is composed of the…
A. Cranial nerve IV
B. Superior and inferior colliculi
C. First four cranial nerves
D. Two superior cerebellar peduncles and the two inferior cerebellar peduncles
E. Four cerebral lobes

A

B. Superior and inferior colliculi

79
Q
Injury to this center in the mesencephalon may lead to Parkinson's disease.
A. Superior colliculi
B. Red nuclei
C. Substantia nigra
D. Reticular activating system
A

C. Substantia nigra

80
Q
Overseeing the postural muscles of the body and making rapid adjustments to maintain balance and equilibrium are functions of the...
A. Thalamus
B. Medulla oblongata
C. Cerebellum
D. Pons
E. Cerebrum
A

C. Cerebellum

81
Q
The presence of many large, highly-branched Purkinje cells in a sample of brain tissue indicates that it came from the...
A. Arbor vitae
B. Pons
C. Cerebral cortex
D. Cerebellar cortex
E. Medulla
A

D. Cerebellar cortex

82
Q
The cerebellum can be permanently damaged by stroke or temporarily affected by drugs or alcohol. The resulting disturbance in motor control is known as...
A. Ataxia
B. Epilepsy
C. Parkinson's
D. Aphasia
E. Dysphagia
A

A. Ataxia

83
Q

Which of the following is true regarding the pineal gland?
A. It is part of the thalamus
B. It controls heart rate and blood pressure
C. It is part of the limbic system
D. It is part of the hypothalamus and secretes oxytocin
E. It is part of the epithalamus and secretes melatonin

A

E. It is part of the epithalamus and secretes melatonin

84
Q

The anterior nuclei of the thalamus…
A. Secrete pituitary hormones
B. Secrete pituitary hormones and melatonin
C. Secrete melatonin
D. Are part of the limbic system
E. Receive axon collaterals from the optic nerve

A

D. Are part of the limbic system

85
Q

The thalamus is often called the “air traffic controller” of the brain because it…
A. Controls the autonomic functions of the body, such as the fight-or-flight response
B. Passes motor information on to the cerebellum
C. Determines the routing of incoming sensory information to the correct cerebral cortex area
D. Controls reflexes
E. Determines what can enter the brain from the blood

A

C. Determines the routing of incoming sensory information to the correct cerebral cortex area

86
Q

Which of these is NOT a property of the epithalamus?
A. It is the roof of the diencephalon
B. It is the location of the pineal gland
C. It is the roof of the fourth ventricle
D. It is the location of the choroid plexus

A

C. It is the roof of the fourth ventricle

87
Q
The system that functions in tying together emotions, motivation and memory is the...
A. Reticular activating system
B. Limbic system
C. Apneustic system
D. Hypothalamic system
E. Circadian system
A

B. Limbic system

88
Q
Following a head injury, Kevin can think of the word he wants to say but cannot make his mouth form the correct sounds to produce the word. He is most likely suffering from damage to...
A. Brodmann's area
B. Wernicke's area
C. Broca's area
D. The basal nuclei
E. The general interpretive area
A

C. Broca’s area

89
Q
Damage to the substantia nigra causes a decrease in the neurotransmitter dopamine. This causes a gradual, generalized increase in muscle tone, which is the main symptom of...
A. Tetanus
B. Alzheimer's disease
C. Myasthenia gravis
D. Rabies
E. Parkinson's disease
A

E. Parkinson’s disease

90
Q
The two cerebral hemispheres are separated by the...
A. Central sulcus
B. Transverse fissure
C. Longitudinal fissure
D. Postcentral sulcus
E. Parieto-occipital sulcus
A

C. Longitudinal fissure

91
Q
Cortical regions that interpret sensory information or coordinate motor responses are called \_\_\_\_\_\_\_\_ areas.
A. Commissural
B. Association
C. Processing
D. Sensory
E. Somesthetic
A

B. Association

92
Q
The region of the brain responsible for predicting the consequence of events or actions is the...
A. Reticular formation
B. Prefrontal cerebral cortex
C. Occipital association cortex
D. Premotor cortex
E. Temporal lobe
A

B. Prefrontal cerebral cortex

93
Q
The highest levels of information processing occur in the...
A. Cerebellum
B. Medulla oblongata
C. Corpus callosum
D. Diencephalon
E. Cerebrum
A

E. Cerebrum

94
Q

Jane suffers from chronic seizures and in order to control the problem undergoes surgery in which the fibers of the corpus callosum are cut. As a result of this surgery she would likely be unable to…
A. Speak
B. Touch her nose with her eyes closed
C. Move her left arm
D. Recognize written words
E. Verbally identify an object placed in her left hand

A

E. Verbally identify an object placed in her left hand

95
Q
The primary somatosensory cortex is found on the \_\_\_\_\_\_\_\_\_\_.
A. Frontal lobe
B. Postcentral gyrus
C. Precentral gyrus
D. Cingulate gyrus
A

B. Postcentral gyrus

96
Q
The only sensation that is received directly by the cerebrum is...
A. Hearing
B. Dizziness
C. Olfaction
D. Vision
E. Gustation
A

C. Olfaction

97
Q
Which cranial nerve sends balance sensations to the brain?
A. Facial
B. Vagus
C. Vestibulocochlear
D. Trigeminal
E. Olfactory
A

C. Vestibulocochlear

98
Q
\_\_\_\_\_\_\_\_ is a condition resulting from an inflammation of a facial nerve.
A. Bell's palsy
B. Gout
C. Cerebral palsy
D. Addison's disease
E. Tic douloreux
A

A. Bell’s palsy

99
Q
Difficulty in swallowing may be a sign of damage to which cranial nerve(s)?
A. Facial
B. Hypoglossal
C. Vagus
D. Glossopharyngeal
E. Glossopharyngeal and vagus
A

E. Glossopharyngeal and vagus

100
Q
The patient has the following symptoms: change in vocal tone, problems swallowing, inability to control urination, erratic heart rate, and gastric problems. You would identify the problem as being related to the...
A. Hypoglossal nerve
B. Accessory nerve
C. Abducens nerve
D. Vagus nerve
E. Trigeminal nerve
A

D. Vagus nerve