CCI's CCT prep (2025) comprehensive questions and
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
Which statement is correct regarding premature ventricular complexes (pvcs)?!@#$%%%%%
Pvcs originate from the atrium. %%%%%%
Pvcs may be unifocal or multifocal in origin.
Pvcs will not lead to ventricular tachycardia.
Pvcs only originate from one site in the ventricles. - (ANSWERS)pvcs may be unifocal or
multifocal in origin.
A regular rhythm at a rate of 40-60 beats per minute, with narrow QRS complexes, and no visible
P waves, is consistent with the presence of:
Atrial fibrillation.
Sinus bradycardia.
Junctional rhythm.
Idioventricular rhythm. - (ANSWERS)junctional rhythm.
What is the proper lead placement for a right side 12 lead ECG?
Limb leads only placed in a mirror image of a standard 12 lead ECG
Chest leads only placed in a mirror image of a standard 12 lead ECG
Leads V1, V2, V3 only placed in a mirror image of a standard 12 lead ECG
Leads V4, V5, V6 only placed in a mirror image of a standard 12 lead ECG - (ANSWERS)chest
leads only placed in a mirror image of a standard 12 lead ECG
When conducting a Lexiscan stress test on a patient who is on a stretcher, what safety
precaution should be taken?
Run a 12-lead ECG
Have crash cart available
Ensure patient has a pillow
Place patient in Trendelenburg - (ANSWERS)run a 12-lead ECG
Per stress test protocol, exercise capacity should be reported in _____ of exercise.
Exact metastatic equivalents (mets)
Anatomic metaphysic electrons (ames)
Estimated metabolic equivalents (mets)
Approximated minutes of exercise (ames) - (ANSWERS)estimated metabolic equivalents
(mets)
,CCI's CCT prep (2025) comprehensive questions and
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
Left ventricular hypertrophy is indicated when the combined measured amplitude is greater
!@#$%%%%%
than or equal to 35 mm in which of the following leads? %%%%%%
V1 or V2 S-wave, II or AVF R-wave
V1 or V2 S-wave, V3 or V4 R-wave
V1 or V2 S-wave, V5 or V6 R-wave
V3 or V4 S-wave, V5 or V6 R-wave - (ANSWERS)V1 or V2 S-wave, V5 or V6 R-wave
Lead V6 should be placed
Left mid-axillary line, 5th intercostal space.
Mid-clavicular level on the patient's right side.
Fifth intercostal space on the patient's right side.
Mid-sternal level in the center of the patient's chest wall. - (ANSWERS)left mid-axillary line, 5th
intercostal space.
Which of the following rhythms has an intrinsic rate of 40-60 beats per minute?
SA nodal
AV junctional
Idioventricular
Accelerated junctional - (ANSWERS)AV junctional
An exercise stress test performed to:
Evaluate disorders such as CHF.
Identify ischemic changes due to CAD.
Mimic the diastolic heart changes at rest.
Determine if a CABG procedure is necessary. - (ANSWERS)identify ischemic changes due to
CAD.
You are beginning the warmup stage of a treadmill stress test and you observe a 3mm ST
segment depression in leads I and avl. What is the first thing you should do?
Continue with your pre-test activities
Initiate the first stage of the protocol
Stop the treadmill and notify the physician
Make a note and continue with the protocol - (ANSWERS)stop the treadmill and notify the
physician
, CCI's CCT prep (2025) comprehensive questions and
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
!@#$%%%%%
The intrinsic rate of the Purkinje network in the ventricles is: %%%%%%
20 to 40 beats per minute.
40 to 60 beats per minute.
60 to 100 beats per minute.
100 to 150 beats per minute. - (ANSWERS)20 to 40 beats per minute.
What is the heart rate of an ECG with a constant R-R interval of 30mm recorded at a standard
paper speed? - (ANSWERS)50 bpm
RR duration = R-R interval/paper speed
HR=60s / RR duration
30mm / 25mm/s = 1.2s
60s / 1.2 = 50bpm
Which leads are routinely checked to detect left atrial abnormality?
V1 and V5
V4 through V6
V1 and Lead II
Lead III and AVF - (ANSWERS)V1 and Lead II
What is a common cause of somatic tremor?
Poor skin prep
Muscle movement
Wandering baseline
Electrical interference - (ANSWERS)muscle movement
Ventricular tachycardia in which depolarization impulses moving from one ventricle to the
other, resulting in a "twisted ribbon" appearance on the ECG tracing is called
Torsades de pointes.
Ventricular crossover.
Ventricular fibrillation.
Ideoventricular acceleration. - (ANSWERS)torsades de pointes.
An anterior wall myocardial infarction occurs when anterior myocardial tissue supplied by the
_____ artery suffers injury due to lack of blood supply.
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
Which statement is correct regarding premature ventricular complexes (pvcs)?!@#$%%%%%
Pvcs originate from the atrium. %%%%%%
Pvcs may be unifocal or multifocal in origin.
Pvcs will not lead to ventricular tachycardia.
Pvcs only originate from one site in the ventricles. - (ANSWERS)pvcs may be unifocal or
multifocal in origin.
A regular rhythm at a rate of 40-60 beats per minute, with narrow QRS complexes, and no visible
P waves, is consistent with the presence of:
Atrial fibrillation.
Sinus bradycardia.
Junctional rhythm.
Idioventricular rhythm. - (ANSWERS)junctional rhythm.
What is the proper lead placement for a right side 12 lead ECG?
Limb leads only placed in a mirror image of a standard 12 lead ECG
Chest leads only placed in a mirror image of a standard 12 lead ECG
Leads V1, V2, V3 only placed in a mirror image of a standard 12 lead ECG
Leads V4, V5, V6 only placed in a mirror image of a standard 12 lead ECG - (ANSWERS)chest
leads only placed in a mirror image of a standard 12 lead ECG
When conducting a Lexiscan stress test on a patient who is on a stretcher, what safety
precaution should be taken?
Run a 12-lead ECG
Have crash cart available
Ensure patient has a pillow
Place patient in Trendelenburg - (ANSWERS)run a 12-lead ECG
Per stress test protocol, exercise capacity should be reported in _____ of exercise.
Exact metastatic equivalents (mets)
Anatomic metaphysic electrons (ames)
Estimated metabolic equivalents (mets)
Approximated minutes of exercise (ames) - (ANSWERS)estimated metabolic equivalents
(mets)
,CCI's CCT prep (2025) comprehensive questions and
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
Left ventricular hypertrophy is indicated when the combined measured amplitude is greater
!@#$%%%%%
than or equal to 35 mm in which of the following leads? %%%%%%
V1 or V2 S-wave, II or AVF R-wave
V1 or V2 S-wave, V3 or V4 R-wave
V1 or V2 S-wave, V5 or V6 R-wave
V3 or V4 S-wave, V5 or V6 R-wave - (ANSWERS)V1 or V2 S-wave, V5 or V6 R-wave
Lead V6 should be placed
Left mid-axillary line, 5th intercostal space.
Mid-clavicular level on the patient's right side.
Fifth intercostal space on the patient's right side.
Mid-sternal level in the center of the patient's chest wall. - (ANSWERS)left mid-axillary line, 5th
intercostal space.
Which of the following rhythms has an intrinsic rate of 40-60 beats per minute?
SA nodal
AV junctional
Idioventricular
Accelerated junctional - (ANSWERS)AV junctional
An exercise stress test performed to:
Evaluate disorders such as CHF.
Identify ischemic changes due to CAD.
Mimic the diastolic heart changes at rest.
Determine if a CABG procedure is necessary. - (ANSWERS)identify ischemic changes due to
CAD.
You are beginning the warmup stage of a treadmill stress test and you observe a 3mm ST
segment depression in leads I and avl. What is the first thing you should do?
Continue with your pre-test activities
Initiate the first stage of the protocol
Stop the treadmill and notify the physician
Make a note and continue with the protocol - (ANSWERS)stop the treadmill and notify the
physician
, CCI's CCT prep (2025) comprehensive questions and
verified detailed solutions ( MULTIPLE CHOICES) |100%
CORRECT!!
!@#$%%%%%
The intrinsic rate of the Purkinje network in the ventricles is: %%%%%%
20 to 40 beats per minute.
40 to 60 beats per minute.
60 to 100 beats per minute.
100 to 150 beats per minute. - (ANSWERS)20 to 40 beats per minute.
What is the heart rate of an ECG with a constant R-R interval of 30mm recorded at a standard
paper speed? - (ANSWERS)50 bpm
RR duration = R-R interval/paper speed
HR=60s / RR duration
30mm / 25mm/s = 1.2s
60s / 1.2 = 50bpm
Which leads are routinely checked to detect left atrial abnormality?
V1 and V5
V4 through V6
V1 and Lead II
Lead III and AVF - (ANSWERS)V1 and Lead II
What is a common cause of somatic tremor?
Poor skin prep
Muscle movement
Wandering baseline
Electrical interference - (ANSWERS)muscle movement
Ventricular tachycardia in which depolarization impulses moving from one ventricle to the
other, resulting in a "twisted ribbon" appearance on the ECG tracing is called
Torsades de pointes.
Ventricular crossover.
Ventricular fibrillation.
Ideoventricular acceleration. - (ANSWERS)torsades de pointes.
An anterior wall myocardial infarction occurs when anterior myocardial tissue supplied by the
_____ artery suffers injury due to lack of blood supply.
