Certified EKG technician (CET) practice
test 2.0 C Questions and Answers.
an elevated ST segment results in what finding? -
\signs of acute myocardial injury
the technician should recognize that electrical activity of the septal wall is recorded by
what leads? -
\lead V1 and V2
an EKG technician observes ST segment depression and T wave inversion in multiple
leads on a patient's EKG tracing. what should the technician suspect? -
\myocardial ischemia
what is used to ensure the EKG machine is working properly? -
\calibration
what electrode charge combination for the limb leads for a standard 12-lead EKG? -
\right arm negative pole, left arm positive pole, and left leg positive pole
what site is the most appropriate for and EKG technician to use when taking the pulse
of an infant? -
\brachial artery
what is the order in what the EKG technician should document a patient's vital signs? -
\temperature, pulse, respirations, and blood pressure
for a healthy adult patient, what describes the pattern of the anticipated QRS complex in
lead V4? -
\biphasic
an EKG technician should recognize that the purkinje fibers serve what purposes? -
\carry electrical impulses directly to ventricular muscle tissue
how do you calculate the submaximal heart rate? -
\taking 220 and subtracting the patient's age, then multiplying by 0.85
what electrodes is used to create leads 1, 2, and aVR? -
\right arm
an EKG technician should recognize that electrical interference on a 12-lead EKG
tracing is most likely a result of what?c -
\crossed lead wires
test 2.0 C Questions and Answers.
an elevated ST segment results in what finding? -
\signs of acute myocardial injury
the technician should recognize that electrical activity of the septal wall is recorded by
what leads? -
\lead V1 and V2
an EKG technician observes ST segment depression and T wave inversion in multiple
leads on a patient's EKG tracing. what should the technician suspect? -
\myocardial ischemia
what is used to ensure the EKG machine is working properly? -
\calibration
what electrode charge combination for the limb leads for a standard 12-lead EKG? -
\right arm negative pole, left arm positive pole, and left leg positive pole
what site is the most appropriate for and EKG technician to use when taking the pulse
of an infant? -
\brachial artery
what is the order in what the EKG technician should document a patient's vital signs? -
\temperature, pulse, respirations, and blood pressure
for a healthy adult patient, what describes the pattern of the anticipated QRS complex in
lead V4? -
\biphasic
an EKG technician should recognize that the purkinje fibers serve what purposes? -
\carry electrical impulses directly to ventricular muscle tissue
how do you calculate the submaximal heart rate? -
\taking 220 and subtracting the patient's age, then multiplying by 0.85
what electrodes is used to create leads 1, 2, and aVR? -
\right arm
an EKG technician should recognize that electrical interference on a 12-lead EKG
tracing is most likely a result of what?c -
\crossed lead wires
