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1
An EKG tech notes a positive deflection of the waveforms on lead aVR. Which steps should the tech take?
Reposition the patient on the exam table
Verify lead and electrode placement
Immediately print the EKG results
Remove tension from lead wires
2
For which type of heart block would you want to monitor a patients sigs and symptoms of decreased cardiac output?
Second degree AV block, Mobits 2
First degree AV block
Third degree AV block
Second degree AV block, Mobits 1
3
Which of the following stress tests uses a gamma camera?
Stress echocardiogram
Excercise stress test
Chemical stress test
Nuclear stress test
4
A thin spike before the P wave indicates that a pacemaker has been implanted pace ...
The ventricles
The Atria
5
What is an expected finding of impaired conduction through the AV node when measuring intervals on an EKG?at
Prolonged QT intervals
Decreased QT intervals
Prolonged QRS intervals.
Prolonged PR intervals
6
What action should an EKG tech take immediately after attaching the telemetry lead wires to the electrode?
Check a baseline EKG tracing for monitor clarity
Check wire colors to ensure correct attachement
Place patient in correct anatomical position
Tape lead wires to the patient's skin to prevent tension on electrodes
7
Where would you place an electrode on a patient with a below the knee amputation of the left leg?
On the right lower foot
on the lower right abdomen
on the lower left torso
on the lower right leg
8
Where would you place the electrode for V5 on a patient with dextrocardia?
Right anterior axillary line, fifth intercostal space
fourth intercostace space on right side of sternum
Midwqay between V4 and V6 on left side of chest
fifth intercostal space on left side of sternum
9
Which of the following findings indicate a myocardial infaction
Facial drooping
Aphasia
Cyanosis
Arm weakness
10
Following best practices, how frequently should an EKG tech disinfect lead wires and clips?
Once every hour
After each use
Once weekly
At the end of every shift
11
Which of the followng tracings on an EKG can indicate a prior myocardial infarction?
Prolonged PR interval
Pathogenic Q waves
Narrow QRS complex
Small P waves
12
You are performing a 12 lead EKG on a patient with a below the knee left leg amputation. Which action should be taken?
Place both leg electrodes on patients thighs
Place left leg electrode on left thigh and right leg below the knee
Place left leg electrode on amputation site
Place both leg electrodes below the knee on the right leg
13
Where should the electrode for the right leg be placed on a patient with a below the knee left leg amputation?
on the lower right leg
on the lower left torso
On the lower right abdomen
On the lower right foot
14
Which electrode is used to create leads I, II, and aVR?
Left arm
Right arm
Right leg
Left leg
15
What is the most important action an EKG tech should do to break the chain of infection?
Wash hands
Sanitize exam table.
Disinfecting EKG leads
Wearing PPE
16
Where should V1 electrode be placed?
Fifth intercostal space at midclavicular line
Fourth intercostace space at right sternal border
Anterior axillary line at sam horizontal level as V4
Midaxillary line at the same level as V4
17
A tech applies a pulse oximety device to a patient undergoing a stress test. What is the pulse oximetry measuring?
Respiratory rate
Oxygen saturation
Cardiac rhythm
Cardiac output
18
An EKG tech is preparing for a standard 12-lead EKG. What is the correct placement for lead V4?
The fourth intercostal space at the midclavicular line
The fourth intercostal space at the midaxillary line
The fifth intercostal space at the midaxillary line
The fifth intercostal space at the midclavicular line
19
Which of the following is a type of continuous monitoring in an inpatient facility?
Telemetry monitoring
Postsymptom event monitoring
Holter Monitoring
Loop memory monitoring
20
Which of the following locations should an EKG tech place the electrode for V5?
On the left anterior axillary line, horizontal to V4
On the left midaxillary line, horizontal to V4
On the left midclavicular line, fifth intercostal space
On the right margin of the sternum fourth intercostal space
21
Which of the following signs is present on a patient experiencing ventricular tachycardia?
Absence of R-R interval
Narrow QRS complex
Decreased heart rate
Multiple premature ventricular contractions
22
Which healthcare professional is responsible for communicating the EKG results?
The RN
The Cardiologist
The EKG tech
The CMA
23
Which of the following changes t the settings of an EKG machine will double the height of the tracing it produces?
50 mm/second
20 mm/mV
25 mm/second
10 mm/mV
24
Which of the following leads is located at the intersection of the midclavicular line and the fifth intercostal space?
V6
V5
V4
V2
25
Which intervals should be used to determine the regularity of ventricular depolarization?
R-R Wave interval
QT interval
P-P Wave interval
PR interval
26
What is the duration of the QT interval for the following tracing?
0.06 seconds
0.12 seconds
0.51 seconds
0.35 Seconds
27
An EKG tech hears another staff member making derogatory comments about a patient. What is this an example of?
Slander
Battery
Libel
Assault
28
A tech notices the calibration mark measures 10 mm high and 10 mm wide. Which of the following settings is being used?
2 mm/mV
2 mm/mV
0.5 mm/mV
50 mm/second
29
Where would information about a prior surgery go in a patients health history?
Review of symptoms
Social history
Past medical history
Family history
30
A Pt states "My chest has been hurting for 2 days." Which of the following represents restatement?
Tell me more about your chest pain
Have you had this kind of pain before?
You seem concerned about some pain
Your chest has been hurting?
31
Which of the following locations would a tech place the ground electrode on a 5 lead holter monitor?
Left lower abdomen
Over the manubrium
Right lower abdomen
Over the fourth intercostal space
32
Which of the following instructions should an EKG tech include when prepping a patient for a stress test?
You can use tobacco up to 1 hour prior to the test
You should avoid taking beta-blockers for the rest of the day
You can drink caffeine up to 30 min before the test
You should fast for 24 hours
33
which of the following heart rates is expected for an adolescent?
120 / BPM
100 / BPM
62 / BPM
80 / BPM
34
Which of the following sites should a tech palpaate the patients pulse prior to initiating CPR?
Temporal
radial
Femoral
Carotid
35
Which of the following actions should be taken to reduce artifacts associated with tremors related parkinson's disease?
Have the patient place their hands palms down under their buttocks
Raise the head of the bed to semi-fowlers
36
Which of the following actions should the tech take when performing a stress test?
Allow the patient to wear jewelry during test
Administer oxygen prior to test
Apply lotion before placing electrodes
Shave areas with excess body hair before applying electrodes
37
Which of the following signs is a symptom of cardiac distress?
Respiration 24 per min
Heart rate 100 BPM
SA O2 82%
BP 138/78
38
Which term describes an EKG technicians writing defamatory comments in a patient's chart?
Assault
Slander
Battery
Libel
39
Which of the following tests uses a gamma camera?
Chemical stress test
Nuclear stress test
Stress echocardiogram
Exercise stress test
40
What type of test should the EKG tech expect to be prescribed to a patient having heart palpitations?
Vasodilator medication
Holter Monitor
Chemical stress test
Cardiac inotropic medication
41
EKG technicians can give the results to the patient
True
False
42
Which of the following can result in an interrupted baseline on an EKG tracing?
Crossed lead wires
Corroded lead wires
Involuntary muscle movements
Hair on the skin under the electrodes
43
Which term should be used on a patient who has an O2 of 88%?
Hemoptysis
Rales
Orthopnea
Hypoxemia
44
Where should an EKG tech place the leads of a resting EKG tracing on a patient who is in an immoble fetal position
On the standard sites
On the patients righ side
On the patients back
On the limbs only
45
What term describes the RYTHM of the pulse
Weak
Bounding
Strong
Irregular
46
Which of the following is the correct elad placement for an exercise stress test?
Lead placement is the same as a 12 lead EKG
Limb leads are placed on the torso
Precordial leads arenot used for exercise stress test
Limb leads are not used for exercise stress test
47
Which of the following actions should a tech take when preparing a patient for a exercise stress test?
Shave areas with excessive body hair before applying electrodes
Administer moisturizing lotion before applying electrodes
Administer oxygen to the patient prior to testing
Allow the patient to wear jewelry during the test
48
Which action is the most important to break the chain of infection
Sanitizing the table
Disinfecting the EKG leads
Wearing PPE
Washing your hands
49
Which of the following should an EKG Tech expect for a patient who is experiencing cardiopulmonary compromise
Warm, Dry Skin
Persistent chest discomfort
Sudden weight loss
Hypertension
50
Which of the following artifacts is described as the tracing drifting away from the center of the paper?
Somatic tremor
Wandering baseline
AC interference
Interrupted baseline
51
Which of the following is the expected shape and direction of the P wave in lead II in a healthy adult patient?
Rounded and inverted
Peaked and upright
Peaked and inverted
Rounded and upright
52
Which speed is the most commonly used for an EKG?
25 mm/second
10 mm/second
5 mm/second
60 mm/second
53
Which of the following arrhythmias is shown in this ECG tracing?
Accelerated junctional rhythm
Ventricular pacemaker
Sinus tachycardia
Atrial Flutter
54
During a stress test, a patient becomes nauseated and vomits blood tinged fluide. Where would you dispose of this?
Soiled utility sink
Sharps container
Trash can
Biohazard bag
55
What findings on this tracing should an EKG tech identify as unexpected?
The irregular rhythm
The QT interval
ST-segment elevation
The shape of the P wave
56
How many seconds long does the EKG strip need to be to accuratly identify rate and rhythm?
4 seconds
8 seconds
6 seconds
2 seconds
