NHA CET MODULE 2 QUESTIONS
COMPLETE WITH CORRECT ANSWERS
\.Which of the following leads is located at the intersection of the midclavicular
line and the fifth intercostal space for a standard 12-lead EKG?
V2
V4
V5
V6 - ANSWERS✔-V4
\.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 of the following test parameters?
Oxygen saturation
Cardiac output
Respiratory rate
Cardiac rhythm - ANSWERS✔-Oxygen saturation
\.An EKG technician is preparing to apply electrodes and leads for a patient who
has a prescription for a Holter monitor. Which of the following actions should the
technician take?
Apply tape to lead wires.
Ensure that lead wires are held in tension.
, Apply conductive gel to the electrode sites.
Place the monitor in the patient's pants pocket. - ANSWERS✔-Apply tape to lead
wires.
\.An EKG technician is preparing a patient who has Parkinson's disease for an EKG.
Which of the following actions should the technician take to reduce artifacts
associated with tremors caused by Parkinson's disease?
Ask the patient to take slow, deep breaths.
Raise the head of the bed to a semi-Fowler's position.
Have the patient place their hands palms-down under their buttocks.
Place a blanket over the patient. - ANSWERS✔-Have the patient place their hands
palms-down under their buttocks.
\.Following best practices, how frequently should an EKG technician disinfect lead
wires and clips?
At the end of every shift
After each use
Once every hour
Once weekly - ANSWERS✔-After each use
\.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?
10 mm/mV
25 mm/second
20 mm/mV
COMPLETE WITH CORRECT ANSWERS
\.Which of the following leads is located at the intersection of the midclavicular
line and the fifth intercostal space for a standard 12-lead EKG?
V2
V4
V5
V6 - ANSWERS✔-V4
\.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 of the following test parameters?
Oxygen saturation
Cardiac output
Respiratory rate
Cardiac rhythm - ANSWERS✔-Oxygen saturation
\.An EKG technician is preparing to apply electrodes and leads for a patient who
has a prescription for a Holter monitor. Which of the following actions should the
technician take?
Apply tape to lead wires.
Ensure that lead wires are held in tension.
, Apply conductive gel to the electrode sites.
Place the monitor in the patient's pants pocket. - ANSWERS✔-Apply tape to lead
wires.
\.An EKG technician is preparing a patient who has Parkinson's disease for an EKG.
Which of the following actions should the technician take to reduce artifacts
associated with tremors caused by Parkinson's disease?
Ask the patient to take slow, deep breaths.
Raise the head of the bed to a semi-Fowler's position.
Have the patient place their hands palms-down under their buttocks.
Place a blanket over the patient. - ANSWERS✔-Have the patient place their hands
palms-down under their buttocks.
\.Following best practices, how frequently should an EKG technician disinfect lead
wires and clips?
At the end of every shift
After each use
Once every hour
Once weekly - ANSWERS✔-After each use
\.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?
10 mm/mV
25 mm/second
20 mm/mV
