Which of the following waves on an EKG tracing relates to electrical activity in the atria?
(A) The Q wave
(B) The T wave
(C) The P wave
(D) The R wave correct answers (C) The P wave
Which of these questions is an appropriate way of checking one patient identifier before
performing an EKG test?
(A) "Is your name George Disher?"
(B) "What is your last name, George?"
(C) "Can you please state your first and last names?"
(D) "Are your initials G.D.?" correct answers (C) "Can you please state your first and last
names?"
Widened QRS complexes on an EKG tracing are signs of
(A) Myocardial infarction
(B) A ventricular dysrhythmia
(C) An atrial dysrhythmia
(D) Hypertension correct answers (B) A ventricular dysrhythmia
A patient is nearing the target heart rate during an exercise stress test when he becomes
diaphoretic and complains of intense chest pain. Which response from the EKG technician is
best?
(A) Stop the test and alert the doctor immediately.
(B) Tell the patient to hold on just a bit longer since hitting the target heart rate will provide
better information about why he's experiencing chest pain.
(C) Stop the test and begin CPR immediately.
(D) Continue the test while administering oxygen. correct answers (A) Stop the test and alert the
doctor immediately.
The rhythm shown in this tracing is known as
(A) Sinus arrest
(B) Sinus bradycardia
(C) Normal sinus rhythm
(D) Sinus arrhythmia correct answers (B) Sinus bradycardia
Under which of the following circumstances can an EKG technician discuss the details of a
patient's EKG or treatment? (Choose two correct answers.)
(A) When a patient asks the technician for an interpretation of the EKG right after it is
performed.
(B) When the technician is delivering the completed EKG and the patient's chart to the
cardiologist who ordered the test.
(C) When a colleague asks for information about a relative's health.(D) When the patient's
insurance company calls to confirm that an EKG was ordered and conducted.
,(E) When the patient's employer calls to ask if he is fit to continue working. correct answers (B)
When the technician is delivering the completed EKG and the patient's chart to the cardiologist
who ordered the test.
(D) When the patient's insurance company calls to confirm that an EKG was ordered and
conducted.
Which of these sentences demonstrates patient understanding of directions for Holter
monitoring?
(A) "I will call the office each time I experience symptoms."
(B) "I will cover the electrodes, lead wires, and monitor with plastic when I swim or shower."
(C) "I will change the electrodes every 12 hours."
(D) "I will make a note in the diary when I exercise." correct answers (D) "I will make a note in
the diary when I exercise."
This patient would require no changes to positioning or electrode placement:
(A) An elderly man with orthopnea
(B) A 35-year-old woman who is 20 weeks pregnant
(C) An 8-year-old child
(D) A 40-year-old man with a full cast on his right leg correct answers (B) A 35-year-old woman
who is 20 weeks pregnant
What would be the best method for calculating the rate shown in the strip above?
(A) Small block method
(B) 300 method
(C) Six-second method
(D) 1500 method correct answers (C) Six-second method
Which of these electrodes is not involved in creating Einthoven's triangle?
(A) Right arm
(B) Left arm
(C) Right leg
(D) Left leg correct answers (C) Right leg
The PR intervals in this tracing could be described as
(A) Concurrently identical
(B) Progressively retrograde
(C) Progressively prolonged
(D) Consecutively distorted correct answers (C) Progressively prolonged
An intellectually disabled adult patient is frightened of the EKG machine and does not want to
lie down for the test. What should the EKG technician do?
(A) Gently but firmly assist the patient to lie down.
(B) Tell the patient she will give him a lollipop after the test is over.
(C) Offer to show the machine to the patient and answer any questions.
(D) Reschedule the test for a later time. correct answers (C) Offer to show the machine to the
patient and answer any questions.
, Which leads will show changes if an EKG technician has reversed the right and left arm leads?
(A) Leads II and aVL
(B) Leads I and aVR
(C) Leads V2 and V4
(D) Leads III and aVF correct answers (B) Leads I and aVR
Which line represents the body's midline?
(A) The middle line in the left-hand image.
(B) The left-most line in the right-hand image.
(C) The left-most line in the left-hand image.
(D) The right-most line in the right-hand image. correct answers (B) The left-most line in the
right-hand image.
Which line is the midaxillary line?
(A) The middle line in the left-hand image.
(B) The left-most line in the right-hand image.
(C) The left-most line in the left-hand image.
(D) The right-most line in the right-hand image. correct answers (A) The middle line in the left-
hand image.
An EKG technician sees pacing spikes on a patient's EKG but no electrical activity following the
spikes. This is likely due to a pacemaker error known as
(A) Failure to capture
(B) Failure to sense
(C) Failure to fire
(D) Failure to pace correct answers (A) Failure to capture
Which of the following should patients be advised not to do before an early-morning resting
EKG?
(A) Apply lotion or bath oil
(B) Eat breakfast
(C) Take their usual medications
(D) Shower correct answers (A) Apply lotion or bath oil
Which of these series represents the depolarization and repolarization of the ventricles?
(A) P wave, QRS complex
(B) QRS complex, T wave, U wave
(C) QRS complex, T wave
(D) T wave, U wave, P wave correct answers (C) QRS complex, T wave
What type of stress test is likely to be performed on a patient who does not have use of her legs?
(A) Exercise stress test
(B) Nuclear stress test
(C) Pharmacologic stress test
(D) Physiologic stress test correct answers (C) Pharmacologic stress test