Certified EKG Technician (CET) Practice Test 2.0 A – Study Guide and Exam
Preparation Questions
when a patient has a fast heart rate - ANS ✔✔when should the assistant reduce the speed to
50mm/ second?
for patients that have slow heart rates - ANS ✔✔when are 10mm/ second and 5mm/second
used?
left leg - ANS ✔✔During a 5-lead EKG, lead 2 and 3 are not yielding a reading, what limbs should
the technician check?
hypoxemia - ANS ✔✔what describes a pulse oximetry of 88%
atria - ANS ✔✔a thin spike before the P wave indicates that a pacemaker has been implanted to
pace what?
between the fifth and sixth ribs, at the left midclavicular line - ANS ✔✔which locations is used
for a patient's apical pulse?
place a hand on the middle of the patients back to count the respirations - ANS ✔✔if having
trouble visualizing the patients chest movement, what actions should the technician take to
obtain an accurate respiratory rate for the patient?
R-R wave interval - ANS ✔✔what intervals should be used to determine the regularity of
ventricular depolarization?
on the right lower leg - ANS ✔✔when placing electrodes on the patients for telemetry, what
locations should an EKG technician place the ground electrode?
, report of tingling sensations in the lower extremities - ANS ✔✔what findings should indicate to
the technician that the patient is experiencing an adverse reaction?
call for help and stay with the patient - ANS ✔✔an EKG technician notices an accelerated
idioventricular rhythm on a tracing, what actions should the technician take next?
myocardial ischemia - ANS ✔✔an EKG technician observes ST segment depression and T wave
inversion in multiple leads on a patient's EKG, what should the technician suspect?
on the lower right abdomen - ANS ✔✔an EKG technician is working with a patient who has a
below-the-knee amputation of the left leg, what location should the technician place the right
leg electrode?
left sternal border, fourth intercostal space - ANS ✔✔an EKG technician is preparing to perform
a 12-lead EKG for a patient who has dextrocardia, what location should the technician place the
electrode for lead V1?
leads V1 and V2 - ANS ✔✔when evaluating a standard 12-lead EKG tracing, what electrical
activity of the septal wall is recorded by what leads?
holter monitor - ANS ✔✔an EKG technician is caring for a patient who is experiencing heart
palpitations, what interventions should the technician expect the provider to prescribe?
temporal - ANS ✔✔what is the most accurate for an EKG technician to sue when measuring a
patient's body temperature?
lead V9 - ANS ✔✔an EKG technician is performing a posterior 12-lead EKG for patient, what
leads should the technician place along the paraspinous border?
Preparation Questions
when a patient has a fast heart rate - ANS ✔✔when should the assistant reduce the speed to
50mm/ second?
for patients that have slow heart rates - ANS ✔✔when are 10mm/ second and 5mm/second
used?
left leg - ANS ✔✔During a 5-lead EKG, lead 2 and 3 are not yielding a reading, what limbs should
the technician check?
hypoxemia - ANS ✔✔what describes a pulse oximetry of 88%
atria - ANS ✔✔a thin spike before the P wave indicates that a pacemaker has been implanted to
pace what?
between the fifth and sixth ribs, at the left midclavicular line - ANS ✔✔which locations is used
for a patient's apical pulse?
place a hand on the middle of the patients back to count the respirations - ANS ✔✔if having
trouble visualizing the patients chest movement, what actions should the technician take to
obtain an accurate respiratory rate for the patient?
R-R wave interval - ANS ✔✔what intervals should be used to determine the regularity of
ventricular depolarization?
on the right lower leg - ANS ✔✔when placing electrodes on the patients for telemetry, what
locations should an EKG technician place the ground electrode?
, report of tingling sensations in the lower extremities - ANS ✔✔what findings should indicate to
the technician that the patient is experiencing an adverse reaction?
call for help and stay with the patient - ANS ✔✔an EKG technician notices an accelerated
idioventricular rhythm on a tracing, what actions should the technician take next?
myocardial ischemia - ANS ✔✔an EKG technician observes ST segment depression and T wave
inversion in multiple leads on a patient's EKG, what should the technician suspect?
on the lower right abdomen - ANS ✔✔an EKG technician is working with a patient who has a
below-the-knee amputation of the left leg, what location should the technician place the right
leg electrode?
left sternal border, fourth intercostal space - ANS ✔✔an EKG technician is preparing to perform
a 12-lead EKG for a patient who has dextrocardia, what location should the technician place the
electrode for lead V1?
leads V1 and V2 - ANS ✔✔when evaluating a standard 12-lead EKG tracing, what electrical
activity of the septal wall is recorded by what leads?
holter monitor - ANS ✔✔an EKG technician is caring for a patient who is experiencing heart
palpitations, what interventions should the technician expect the provider to prescribe?
temporal - ANS ✔✔what is the most accurate for an EKG technician to sue when measuring a
patient's body temperature?
lead V9 - ANS ✔✔an EKG technician is performing a posterior 12-lead EKG for patient, what
leads should the technician place along the paraspinous border?
