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QUESTIONS AND CORRECT DETAILED ANSWERS
WITH RATIOALES|ALREADY GRADED A+
112. A binocular disturbance that disrupts vision in half the visual field of both eyes is called:
a) hemiplegia
b) amaurosis duplex
c) dysphagia
d) homonymous hemianopia
e) hemiparesis - ansd) homonymous hemianopia
113. Parasthesia refers to:
a) dizziness
b) disturbance of speech
c) loss of function of a limb
d) weakness
e) tingling sensation - anse) tingling sensation
114. A patient describes a 30-minute episode of garbled speech. This is called:
a) dysphasia
b) aphasia
c) paresthesia
d) dysphagia
e) syncope - ansa) dysphasia
115. A patient presents with a 30-minute episode of garbled speech. Which area of circulation is
suspected?
a) right hemisphere
b) left hemisphere
c) occipital cortex
d) vertebrobasilar territory
e) brainstem circulation - ansb) left hemisphere
116. Which of the following is true regarding subclavian steal?
a) resulting strokes are usually severely disabling.
b) it is usually a harmless hemodynamic phenomenon.
c) it is caused by arterial obstruction proximal to the origin of the vertebral artery.
d) it is caused by arterial obstruction distal to the origin of the vertebral artery.
e) A and C
f) A and D
g) B and C
h) B and D - ansg) B and C
118. A hemispheric stroke usually affects:
a) The anterior cerebral artery distribution and the ipsilateral side of the body
b) The middle cerebellar artery distribution and the ipsilateral side of the body
c) The external carotid distribution, and may affect one or both sides of the body
d) The anterior cerebellar artery distribution and the contralateral side of the body
e) The middle cerebral artery distribution and the contralateral side of the body - anse) The middle
cerebral artery distribution and the contralateral side of the body
120. A decreased pulse at mid neck is suggestive of:
a) carotid aneurysm
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b) common carotid stenosis if the contralateral pulse is normal
c) common carotid stenosis if the contralateral pulse is decreased
d) Internal carotid stenosis if the contralateral pulse is normal
e) Internal carotid stenosis if the contralateral pulse is also decreased - ansc) common carotid stenosis if
the contralateral pulse is decreased
121. Which is NOT true regarding carotid bruit?
a) severe stenosis may cause a bruit
b) the absence of a bruit rules out significant stenosis
c) the presence of a bruit is significant
d) a cervical bruit might arise from stenosis of the external carotid artery
e) a bruit extending into diastole suggests severe stenosis - ansb) the absence of a bruit rules out
significant stenosis
122. Bruits heard bilaterally, loudest low in the neck, are most likely caused by:
a) aortic valve stenosis
b) innominate stenosis
c) bilateral subclavian stenosis
d) aortic arch occlusion
e) bilateral CCA obstruction - ansa) aortic valve stenosis
123. A stronger pulse is palpated in the right neck than on the left. This could result from all of the
following EXCEPT:
a) tortuous CCA
b) carotid aneurysm on the right
c) tech error
d) left carotid obstruction
e) innominate occlusion - anse) innominate occlusion
124. Which of the following is/are TRUE regarding the clinical detection of a bruit?
a) a bruit is always an indication of disease
b) it means that turbulent flow exists
c) it may be indicative of valvular dysfunction in the heart
d) it may be a normal finding in parts of some vessels and during periods of enhanced flow
e) a bruit is present in >90% of vessels with disease
f) B, C, and D
g) A, B, and E - ansf) B, C, and D
125. During oridinary auscultation of a carotid bifurcation, the detection of a bruit that extends into diastole
is:
a) insignificant
b) marginally significant
c) moderately significant
d) highly significant
e) impossible - ansd) highly significant
126. Which of these conditions is LEAST likely to cause a bruit in the neck?
a) severe stenosis of the itnernal carotid artery
b) severe stenosis of the external carotid artery
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c) hyperdynamic carotid flows
d) cardiac valvular disease
e) critical preocclusive stenosis of the internal carotid artery - anse) critical preocclusive stenosis of the
internal carotid artery
131. In duplex imaging, the best arterial wall quality is obtained when the beam is at the following angle to
the artery walls:
a) 90 deg
b) 60 deg
c) 0 deg
d) oblique
e) obtuse - ansa) 90 deg
132. TCD findings consistent with vasospasm following subarachnoid hemorrhage would include:
a) absence of diastolic flow in the middle cerebral artery
b) greatly diminished diastolic flow in the middle cerebral artery
c) retrograde flow in the middle cerebral artery
d) greatly increased mean velocities in the middle cerebral artery
e) this is not a condition for which TCD is a useful modality - ansd) greatly increased mean velocities in
the middle cerebral artery
133. In TCD, the normal direction of flow in the vertebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansb) away from the beam
134. Which of the following is NOT a condition for which TCD might be useful?
a) vasospasm following subarachnoid hemorrhage
b) determination of brain death
c) cerebral artery monitoring during surgery
d) carotid siphon stenosis
e) temporal arteritis - anse) temporal arteritis
137. In TCD, the normal direction of flow in the anterior cerebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansb) away from the beam
138. A localized increase in mean velocity from 50 to 150 cm/sec at a depth of 50 mm with the TCD
transducer placed in the temporal window probably indicates:
a) significant stenosis of the anterior cerebral artery
b) moderate generalized vasospasm
c) significant stenosis of the internal carotid at the siphon
d) significant vasospasm of the middle cerebral artery
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e) significant stenosis of the middle cerebral artery - anse) significant stenosis of the middle cerebral
artery
139. In a handheld TCD, the angle of the beam relative to flow is assumed to be:
a) 0 deg
b) 30 deg
c) 45 deg exactly
d) 60 deg
e) 90 deg - ansa) 0 deg
140. You perform TCD, insonating the left anterior cerebral artery. The flow is toward the beam. This
finding suggests:
a) ipsilateral carotid obstruction, with right-to-left collateralization
b) contralateral carotid obstruction, with left-to-right collateralization
c) ipsilateral carotid obstruction, with posterior-to-anterior collateralization
d) contralateralsiphon disease
e) nothing of diagnostic significance - ansa) ipsilateral carotid obstruction, with right-to-left collateralization
144. In using continuous-wave Doppler with spectral analysis to assess the internal carotid artery, which
of the following operator-induced errors would most likely result in a falsely LOW frequency shift?
a) overdriving the Doppler signal gain
b) allowing the signal beam to overlap both an artery and a vein
c) changing to a higher-frequency transducer
d) leaving the wall filter on
e) increase the beam angle to 70 deg - anse) increase the beam angle to 70 deg
146. Among the chief limitations of continuous-wave Doppler is (are):
a) Depth information is not possible; precise location of flow pattern cannot be determined.
b) the two-transducer system is inherently more expensive.
c) polarity of the reflected signal frequency shift cannot be determined; direction of blood flow cannot be
defined.
d) FFT spectral analysis cannot be applied to continuous-wave Doppler signal information.
e) the sample volume is too small to interrogate deeper vessels. - ansa) Depth information is not possible;
precise location of flow pattern cannot be determined.
151. In TCD, the normal direction of flow in the middle cerebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansa) toward the beam
153. Which of the following imaging transducer frequencies could appropriately be used for assessment
of the carotid arteries?
a) 10 MHz
b) 5 MHz
c) 2.5 MHz
d) 0.3 MHz
e) A and B - anse) A and B
PRACTICE EXAM QUESTIONS, CCI RVS EXAM
REVIEW COMPILATION ALL IN ONE 380
QUESTIONS AND CORRECT DETAILED ANSWERS
WITH RATIOALES|ALREADY GRADED A+
112. A binocular disturbance that disrupts vision in half the visual field of both eyes is called:
a) hemiplegia
b) amaurosis duplex
c) dysphagia
d) homonymous hemianopia
e) hemiparesis - ansd) homonymous hemianopia
113. Parasthesia refers to:
a) dizziness
b) disturbance of speech
c) loss of function of a limb
d) weakness
e) tingling sensation - anse) tingling sensation
114. A patient describes a 30-minute episode of garbled speech. This is called:
a) dysphasia
b) aphasia
c) paresthesia
d) dysphagia
e) syncope - ansa) dysphasia
115. A patient presents with a 30-minute episode of garbled speech. Which area of circulation is
suspected?
a) right hemisphere
b) left hemisphere
c) occipital cortex
d) vertebrobasilar territory
e) brainstem circulation - ansb) left hemisphere
116. Which of the following is true regarding subclavian steal?
a) resulting strokes are usually severely disabling.
b) it is usually a harmless hemodynamic phenomenon.
c) it is caused by arterial obstruction proximal to the origin of the vertebral artery.
d) it is caused by arterial obstruction distal to the origin of the vertebral artery.
e) A and C
f) A and D
g) B and C
h) B and D - ansg) B and C
118. A hemispheric stroke usually affects:
a) The anterior cerebral artery distribution and the ipsilateral side of the body
b) The middle cerebellar artery distribution and the ipsilateral side of the body
c) The external carotid distribution, and may affect one or both sides of the body
d) The anterior cerebellar artery distribution and the contralateral side of the body
e) The middle cerebral artery distribution and the contralateral side of the body - anse) The middle
cerebral artery distribution and the contralateral side of the body
120. A decreased pulse at mid neck is suggestive of:
a) carotid aneurysm
,CCI RVS EXAM , CCI RVS EXAM PREP, CCI RVS
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b) common carotid stenosis if the contralateral pulse is normal
c) common carotid stenosis if the contralateral pulse is decreased
d) Internal carotid stenosis if the contralateral pulse is normal
e) Internal carotid stenosis if the contralateral pulse is also decreased - ansc) common carotid stenosis if
the contralateral pulse is decreased
121. Which is NOT true regarding carotid bruit?
a) severe stenosis may cause a bruit
b) the absence of a bruit rules out significant stenosis
c) the presence of a bruit is significant
d) a cervical bruit might arise from stenosis of the external carotid artery
e) a bruit extending into diastole suggests severe stenosis - ansb) the absence of a bruit rules out
significant stenosis
122. Bruits heard bilaterally, loudest low in the neck, are most likely caused by:
a) aortic valve stenosis
b) innominate stenosis
c) bilateral subclavian stenosis
d) aortic arch occlusion
e) bilateral CCA obstruction - ansa) aortic valve stenosis
123. A stronger pulse is palpated in the right neck than on the left. This could result from all of the
following EXCEPT:
a) tortuous CCA
b) carotid aneurysm on the right
c) tech error
d) left carotid obstruction
e) innominate occlusion - anse) innominate occlusion
124. Which of the following is/are TRUE regarding the clinical detection of a bruit?
a) a bruit is always an indication of disease
b) it means that turbulent flow exists
c) it may be indicative of valvular dysfunction in the heart
d) it may be a normal finding in parts of some vessels and during periods of enhanced flow
e) a bruit is present in >90% of vessels with disease
f) B, C, and D
g) A, B, and E - ansf) B, C, and D
125. During oridinary auscultation of a carotid bifurcation, the detection of a bruit that extends into diastole
is:
a) insignificant
b) marginally significant
c) moderately significant
d) highly significant
e) impossible - ansd) highly significant
126. Which of these conditions is LEAST likely to cause a bruit in the neck?
a) severe stenosis of the itnernal carotid artery
b) severe stenosis of the external carotid artery
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WITH RATIOALES|ALREADY GRADED A+
c) hyperdynamic carotid flows
d) cardiac valvular disease
e) critical preocclusive stenosis of the internal carotid artery - anse) critical preocclusive stenosis of the
internal carotid artery
131. In duplex imaging, the best arterial wall quality is obtained when the beam is at the following angle to
the artery walls:
a) 90 deg
b) 60 deg
c) 0 deg
d) oblique
e) obtuse - ansa) 90 deg
132. TCD findings consistent with vasospasm following subarachnoid hemorrhage would include:
a) absence of diastolic flow in the middle cerebral artery
b) greatly diminished diastolic flow in the middle cerebral artery
c) retrograde flow in the middle cerebral artery
d) greatly increased mean velocities in the middle cerebral artery
e) this is not a condition for which TCD is a useful modality - ansd) greatly increased mean velocities in
the middle cerebral artery
133. In TCD, the normal direction of flow in the vertebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansb) away from the beam
134. Which of the following is NOT a condition for which TCD might be useful?
a) vasospasm following subarachnoid hemorrhage
b) determination of brain death
c) cerebral artery monitoring during surgery
d) carotid siphon stenosis
e) temporal arteritis - anse) temporal arteritis
137. In TCD, the normal direction of flow in the anterior cerebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansb) away from the beam
138. A localized increase in mean velocity from 50 to 150 cm/sec at a depth of 50 mm with the TCD
transducer placed in the temporal window probably indicates:
a) significant stenosis of the anterior cerebral artery
b) moderate generalized vasospasm
c) significant stenosis of the internal carotid at the siphon
d) significant vasospasm of the middle cerebral artery
, CCI RVS EXAM , CCI RVS EXAM PREP, CCI RVS
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WITH RATIOALES|ALREADY GRADED A+
e) significant stenosis of the middle cerebral artery - anse) significant stenosis of the middle cerebral
artery
139. In a handheld TCD, the angle of the beam relative to flow is assumed to be:
a) 0 deg
b) 30 deg
c) 45 deg exactly
d) 60 deg
e) 90 deg - ansa) 0 deg
140. You perform TCD, insonating the left anterior cerebral artery. The flow is toward the beam. This
finding suggests:
a) ipsilateral carotid obstruction, with right-to-left collateralization
b) contralateral carotid obstruction, with left-to-right collateralization
c) ipsilateral carotid obstruction, with posterior-to-anterior collateralization
d) contralateralsiphon disease
e) nothing of diagnostic significance - ansa) ipsilateral carotid obstruction, with right-to-left collateralization
144. In using continuous-wave Doppler with spectral analysis to assess the internal carotid artery, which
of the following operator-induced errors would most likely result in a falsely LOW frequency shift?
a) overdriving the Doppler signal gain
b) allowing the signal beam to overlap both an artery and a vein
c) changing to a higher-frequency transducer
d) leaving the wall filter on
e) increase the beam angle to 70 deg - anse) increase the beam angle to 70 deg
146. Among the chief limitations of continuous-wave Doppler is (are):
a) Depth information is not possible; precise location of flow pattern cannot be determined.
b) the two-transducer system is inherently more expensive.
c) polarity of the reflected signal frequency shift cannot be determined; direction of blood flow cannot be
defined.
d) FFT spectral analysis cannot be applied to continuous-wave Doppler signal information.
e) the sample volume is too small to interrogate deeper vessels. - ansa) Depth information is not possible;
precise location of flow pattern cannot be determined.
151. In TCD, the normal direction of flow in the middle cerebral artery is:
a) toward the beam
b) away from the beam
c) bidirectional
d) dependent on the cardiac cycle
e) not detectable with TCD - ansa) toward the beam
153. Which of the following imaging transducer frequencies could appropriately be used for assessment
of the carotid arteries?
a) 10 MHz
b) 5 MHz
c) 2.5 MHz
d) 0.3 MHz
e) A and B - anse) A and B
