CET PRACTICE TEST QUESTIONS WITH
100% CORRECT ANSWERS
An EKG technician is performing a 12-lead EKG on a patient who had a below-the-knee
amputation of the left leg. Which action should the technician take? - Answer- Place
both leg electrodes on the patient's thighs.
An EKG technician is preparing to perform CPR on an adult patient who is
unresponsive. Which site should the technician use to palpate the patient's pulse prior
to initiating CPR? - Answer- Carotid
An EKG technician should identify that which of the following patient conditions during
stress testing would require emergency intervention by the technician? - Answer-
Syncope
An EKG technician should recognize that which of the following changes to the settings
of the EKG machine will double the height of the tracing it produces? - Answer- 20
mm/mV
An EKG technician applies a pulse oximetry device to a patient who is undergoing a
stress test. The pulse oximetry device provides information about which test
parameters? - Answer- Oxygen saturation
Which of the following actions by an EKG technician is an example of adhering to the
ethical principle of professional liability? - Answer- Monitoring a patient's condition
during an exercise stress test.
An EKG technician should recognize that which of the following statements is in
compliance with HIPAA regulations? - Answer- The patient's diagnosis is considered
protected health information.
AN EKG technician is reviewing an EKG tracing and notices that the calibration mark
measures 10 mm high and 10 mm wide. The technician should expect to find that the
machine is using which setting? - Answer- 50 mm/second
Which of the following vital sign changes during an exercise stress test should indicate
to an EKG technician that an adult is experiencing distress? - Answer- An increase in
respiration from 18 to 36/min
, Which of the following is the best method for an EKG technician to use when removing
hair from electrode placement sites for telemetry monitoring - Answer- Clippers
An EKG technician is performing an exercise stress test when the patient becomes
unresponsive with no breathing or pulse. The technician uses an automated external
defibrillator (AED) to administer a shock to the patient. Which of the following
instructions should the technician expect next? - Answer- Resume performing CPR on
the patient
Which arteries is the best location for an EKG technician to use to measure the heart
rate for an adult patient following an exercise stress test? - Answer- Radial
An EKG technician is speaking with a patient on the phone. The patient is wearing a
Holter monitor and reports severe chest pain and shortness of breath. Which action
should the technician take? - Answer- Have someone call emergency services while
remaining on the call with the patient
An EKG technician is preparing to perform an EKG for a patient who does not speak the
same language as the technician. Which action should the technician take to avoid
miscommunication with the patient? - Answer- Have a bilingual staff member translate.
An EKG technician is called to the emergency department to perform a standard 12-
lead EKG on a patient. When the technician arrives, the patient is attached t a 5-lead
monitor. Which action should the technician take? - Answer- Remove the electrodes for
the 5-lead monitor before attaching the electrodes for the 12-lead EKG
An EKG technician is measuring the intervals on an EKG tracing. Which of the following
is an expected finding of impaired conduction through the AV node? - Answer-
Prolonged PR interval
Which of the following findings is consistent with bradycardia? - Answer- Cold and
clammy skin
An EKG technician is preparing a patient for a standard 12-lead EKG. Which three
leads should the technician place at the same horizontal level? - Answer- Leads V4, V5,
and V6
An EKG technician is preparing to enter an inpatient room to perform a standard 12-
lead EKG. Which action should the technician take for a patient who is prescribed
contact precautions? - Answer- Remove gloves before leaving the patient's room
When applying a Holter monitor, how many monitor leads are placed on the patient? -
Answer- Five
An EKG technician is reviewing an EKG tracing and notes asystole. which action should
the technician take first? - Answer- Check the patient
100% CORRECT ANSWERS
An EKG technician is performing a 12-lead EKG on a patient who had a below-the-knee
amputation of the left leg. Which action should the technician take? - Answer- Place
both leg electrodes on the patient's thighs.
An EKG technician is preparing to perform CPR on an adult patient who is
unresponsive. Which site should the technician use to palpate the patient's pulse prior
to initiating CPR? - Answer- Carotid
An EKG technician should identify that which of the following patient conditions during
stress testing would require emergency intervention by the technician? - Answer-
Syncope
An EKG technician should recognize that which of the following changes to the settings
of the EKG machine will double the height of the tracing it produces? - Answer- 20
mm/mV
An EKG technician applies a pulse oximetry device to a patient who is undergoing a
stress test. The pulse oximetry device provides information about which test
parameters? - Answer- Oxygen saturation
Which of the following actions by an EKG technician is an example of adhering to the
ethical principle of professional liability? - Answer- Monitoring a patient's condition
during an exercise stress test.
An EKG technician should recognize that which of the following statements is in
compliance with HIPAA regulations? - Answer- The patient's diagnosis is considered
protected health information.
AN EKG technician is reviewing an EKG tracing and notices that the calibration mark
measures 10 mm high and 10 mm wide. The technician should expect to find that the
machine is using which setting? - Answer- 50 mm/second
Which of the following vital sign changes during an exercise stress test should indicate
to an EKG technician that an adult is experiencing distress? - Answer- An increase in
respiration from 18 to 36/min
, Which of the following is the best method for an EKG technician to use when removing
hair from electrode placement sites for telemetry monitoring - Answer- Clippers
An EKG technician is performing an exercise stress test when the patient becomes
unresponsive with no breathing or pulse. The technician uses an automated external
defibrillator (AED) to administer a shock to the patient. Which of the following
instructions should the technician expect next? - Answer- Resume performing CPR on
the patient
Which arteries is the best location for an EKG technician to use to measure the heart
rate for an adult patient following an exercise stress test? - Answer- Radial
An EKG technician is speaking with a patient on the phone. The patient is wearing a
Holter monitor and reports severe chest pain and shortness of breath. Which action
should the technician take? - Answer- Have someone call emergency services while
remaining on the call with the patient
An EKG technician is preparing to perform an EKG for a patient who does not speak the
same language as the technician. Which action should the technician take to avoid
miscommunication with the patient? - Answer- Have a bilingual staff member translate.
An EKG technician is called to the emergency department to perform a standard 12-
lead EKG on a patient. When the technician arrives, the patient is attached t a 5-lead
monitor. Which action should the technician take? - Answer- Remove the electrodes for
the 5-lead monitor before attaching the electrodes for the 12-lead EKG
An EKG technician is measuring the intervals on an EKG tracing. Which of the following
is an expected finding of impaired conduction through the AV node? - Answer-
Prolonged PR interval
Which of the following findings is consistent with bradycardia? - Answer- Cold and
clammy skin
An EKG technician is preparing a patient for a standard 12-lead EKG. Which three
leads should the technician place at the same horizontal level? - Answer- Leads V4, V5,
and V6
An EKG technician is preparing to enter an inpatient room to perform a standard 12-
lead EKG. Which action should the technician take for a patient who is prescribed
contact precautions? - Answer- Remove gloves before leaving the patient's room
When applying a Holter monitor, how many monitor leads are placed on the patient? -
Answer- Five
An EKG technician is reviewing an EKG tracing and notes asystole. which action should
the technician take first? - Answer- Check the patient
