CCT CCI FINAL EXAM AND PRACTICE
EXAM 2024 WITH ACTUAL CORRECT
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Which waveform on an ECG represents ventricular repolarization?
P wave
R wave
T wave
U wave
T wave
You are explaining the Bruce protocol and post-test expectations to your patient. Which of the following
BEST describes what should occur after the patient reaches the THR?
The treadmill will slow for one minute and then stop.
The treadmill will be immediately stopped and the patient will sit down.
The treadmill will be stopped when the patient's heart rate returns to less than 100 beats per minute.
The treadmill will slow, then stop and the patient will continue to have vital signs monitored for 10-15
minutes.
The treadmill will slow, then stop and the patient will continue to have vital signs monitored for 10-15
minutes.
An ECG technician who is following universal precautions will:
wash his/her hands but not wear gloves before performing any ECG.
wear gloves but not wash his/her hands before performing any ECG.
wash his/her hands and wear gloves when there is possible exposure to blood.
wear gloves but not wash his/her hands when there is possible exposure to blood.
wash his/her hands and wear gloves when there is possible exposure to blood.
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,What should be checked on the ECG machine to ensure it is working properly? Choose two responses.
check for paper
gather enough electrodes
inspect cables for damage
look for gel build-up on electrodes
inspect cables for damage
look for gel build-up on electrodes
The PR interval results from a delay in conduction at what level of the conduction system?
sinoatrial node
purkinje network
atrioventricular node
right and left bundle branches
atrioventricular node
You obtain a baseline ECG for your patient prior to stress testing. What other information is helpful to
obtain for the doctor to use for comparison?
patient's last chest X-ray
patient's last ECG reading
patient's advance directive
time the patient last had any food
patient's last ECG reading
When reviewing a remote monitoring ECG, the QRS voltage is low, making it difficult to review. What
can be done to better view the QRS complex?
decrease gain.
increase the gain.
increase the paper speed.
nothing, no manipulation will improve tracing.
increase the gain.
What necessary equipment should be available for a standard exercise stress test?
electrodes, treadmill, calipers, 21g IV
calipers, 21g IV, IV pump, surgical mask
electrodes, treadmill, BP cuff, ECG machine
electrodes, defibrillator, surgical mask, disinfectant
electrodes, treadmill, BP cuff, ECG machine
Which type of atrioventricular block tends to progress quickly to third degree AV block or complete
heart block?
first degree AV block
second degree AV block, Mobitz type I
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,second degree AV block, Mobitz type II
second degree AV block, Mobitz type III
second degree AV block, Mobitz type II
Which of the following is a single early electrical impulse that originates in the atrioventricular junctional
tissue, occurring before the next expected sinus impulse?
junctional tachycardia
junctional escape rhythm
supraventricular tachycardia (SVT)
premature junctional complex (PJC)
premature junctional complex (PJC)
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.
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.
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
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
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, have crash cart available
ensure patient has a pillow
place patient in Trendelenburg
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)
estimated metabolic equivalents (METs)
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
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.
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
AV junctional
An exercise stress test performed to:
evaluate disorders such as CHF.
identify ischemic changes due to CAD.
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