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WorksheetsRad Path Chapter 8 Nervous System
Total questions: 39
Worksheet time: 20mins
Name
Class
Date
1.
What anatomic structure produces cerebral spinal fluid?
a)
Choroid plexus
b)
Pia mater
c)
Falx cerebri
d)
Third ventricle
2.
What anatomic structure connects the lateral ventricles to the third ventricle?
a)
Cerebral aqueduct
b)
Foramen of Magendie
c)
Foramen of Luschka
d)
Interventricular foramina
3.
Which blood vessel(s) supply(ies) most of the brain with blood?
A. Internal Carotid Arteries
B. External Carotid Arteries
C. Vertebral Arteries
A. Internal Carotid Arteries
B. External Carotid Arteries
C. Vertebral Arteries
a)
A only
b)
A and B only
c)
A and C only
d)
A, B, and C
4.
What protective mechanism keeps unwanted substances from reaching the brain while permitting the removal of waste products of brain metabolism?
a)
Circle of Willis
b)
Blood-brain barrier
c)
Sylvian triangle
d)
Dura mater
5.
The pineal and pituitary glands do not contain specialized capillaries responsible for the blood brain barrier.
a)
True
b)
False
6.
Which of the following are component(s) of a neuron?
A. soma
B. dendrite
C. Axon
A. soma
B. dendrite
C. Axon
a)
A and B
b)
A and C
c)
B and C
d)
A, B, and C
7.
Neuroglia can be composed of Schwann's cells, astrocytes, oligodendrocytes, and macroglia.
a)
True
b)
False
8.
What is the name for the pulpy center of the intervertebral disks?
a)
Annulus fibrosus
b)
Annulus pulposis
c)
Nucleus fibrosis
d)
Nucleus pulposus
9.
What is the preferred imaging modality when diagnosing pathologic conditions related to the central nervous system?
a)
Radiography
b)
Computed tomography
c)
Magnetic resonance imaging
d)
Nuclear medicine
10.
What imaging modality is commonly employed to assess multiple sclerosis, epilepsy, and autism?
a)
Radiography
b)
Functional magnetic resonance angiography (fMRA)
c)
Functional magnetic resonance imaging (fMRI)
d)
Contrast-enhanced computed tomography (CT)2
11.
What imaging modality can evaluate the neonatal brain?
a)
Radiography
b)
Computed tomography (CT)
c)
Magnetic resonance imaging (MRI)
d)
Sonography
12.
What radiographic procedure is often performed to enlarge the lumen of stenotic vessels in the neck?
a)
ERCP
b)
PTA
c)
TIPS
d)
TPA
13.
What prenatal diagnostic test may indicate the presence of spina bifida in the developing fetus?
a)
Maternal-fetoprotein serum levels
b)
Fetal brain CT
c)
Fetal brain MR
d)
Maternal serum glucose level
14.
Which of the following terms denotes herniation of the spinal cord?
a)
Hydrocephalus
b)
Meningocele
c)
Myelocele
d)
Meningomyelocele
15.
Which of the following congenital disorders of the central nervous system is considered to be the most serious?
a)
Hydrocephalus
b)
Meningocele
c)
Myelocele
d)
Meningomyelocele
16.
Poor resorption of cerebral spinal fluid by the arachnoid villa results in non-communicating hydrocephalus.
a)
True
b)
False
17.
Which of the following can be a cause for hydrocephalus?
A. Arnold-Chiari malformation
B. Subarachnoid hemorrhage
C. Overproduction of cerebral spinal fluid
A. Arnold-Chiari malformation
B. Subarachnoid hemorrhage
C. Overproduction of cerebral spinal fluid
a)
A only
b)
B only
c)
A and B only
d)
A, B, and C
18.
What is the most common cause of meningitis?
a)
Bacterial infection
b)
Viral infection
c)
Hydrocephalus
d)
Mastoiditis
19.
What type of meningitis occurs most often in children?
a)
Meningococcal meningitis
b)
Streptococcal meningitis
c)
Pneumococcal meningitis
d)
Tuberculosis meningitis
20.
Symptoms of bacterial meningitis include:
A. Hydrocephalus
B. Headache
C. Fever
D. Stiff neck
A. Hydrocephalus
B. Headache
C. Fever
D. Stiff neck
a)
A and B
b)
A and C
c)
B and D
d)
A, B, C, and D
21.
What is the primary means of diagnosing meningitis?
a)
Laboratory examination of cerebral spinal fluid
b)
Laboratory examination of the blood
c)
CT scan of the brain
d)
MR scan of the brain
22.
What is the most common cause of encephalitis?
a)
Bacterial infection
b)
Viral infection
c)
Hydrocephalus
d)
Fungal infection
23.
Which of the following diagnostic procedures is most useful in the detection of encephalitis?
a)
Laboratory test for cerebral spinal fluid (CSF)
b)
Computed tomography
c)
Magnetic resonance imaging
d)
Nuclear medicine
24.
What term is defined as pus accumulation between the dura mater and arachnoid layers of the meninges?
a)
Subdural empyema
b)
Subdural hematoma
c)
Subarachnoid empyema
d)
Subarachnoid hematoma
25.
If the nucleus pulposus herniates, which direction may be of the most clinical significance?
a)
Medial
b)
Lateral
c)
Anterior
d)
Posterior
26.
What vertebral level is the most common location for a disk herniation?
a)
C1-C2
b)
T12-L1
c)
L4-L5
d)
L5-S1
27.
What pathological condition occurs because of osteoarthritic changes in the neck and compression of spinal nerves passing through the intervertebral foramina and appears radiographically with osteophyte formation?
a)
Cervical HNP
b)
Cervical spondylosis
c)
Cervical spondylolisthesis
d)
Cervical spondylitis
28.
What condition is well demonstrated by MR and occurs as a result of demyelinated nerves that form sclerotic lesions?
a)
MS plaques
b)
Cervical aneurysm
c)
Thrombus
d)
Lacuna
29.
What type of pathologic condition occurs as a result of a ruptured blood vessel in the brain with bleeding into the brain tissue?
a)
Ischemic stroke
b)
Transient ischemic attack
c)
Lacunar infarction
d)
Hemorrhagic stroke
30.
What term is defined as a blood clot that obstructs a blood vessel?
a)
Embolus
b)
Thrombus
c)
Infarction
d)
Aneurysm
31.
Why may a noncontrast CT scan be performed on a suspected stroke patient before the administration of a thrombolytic agent?
a)
To determine the presence of a hemorrhagic stroke
b)
To detect the presence of an aneurysm
c)
To identify the TIA
d)
To determine the presence of an embolism
32.
In a hemorrhagic stroke, in what part of the brain does most of the bleeding occur?
a)
Cerebrum
b)
Cerebellum
c)
Pons
d)
Medulla oblongata
33.
What type of brain neoplasm is most common?
a)
Glioma
b)
Meningioma
c)
Astrocytoma
d)
Craniopharyngioma
34.
What type of neoplasm of the brain arises from the roof of the fourth ventricle or central canal of the spinal cord?
a)
Medulloblastoma
b)
Astrocytoma
c)
Ependymoma
d)
Oligodendroglioma
35.
Prognosis of a patient with a glioma is generally considered to be excellent.
a)
True
b)
False
36.
What imaging modality is preferred to assist in the diagnosis of a medulloblastoma?
a)
CT
b)
MRI
c)
Angiography
d)
Nuclear medicine
37.
What imaging modality is preferred when imaging meningiomas?
a)
Contrast-enhanced CT
b)
Nonenhanced MRI
c)
Radiography
d)
Nuclear medicine
38.
What type of neoplasm causes enlargement and erosion of the sella turcica?
a)
Medulloblastoma
b)
Astrocytoma
c)
Ependymoma
d)
Pituitary adenoma
39.
What is the most common type of extramedullary spinal neoplasm?
a)
Meningioma
b)
Neurofibroma
c)
Astrocytoma
d)
Ependymoma
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