ekg part 2

1.

1 point

Which of the following is an appropriate statement to prepare a patient for a stress test?

You may eat a normal meal 1 hr before the test

You may take a shower immediately after you finish your test

you may resume you normal excersice routine immediately after the stress test

You may experience mild shortness of breath during the test

2.

1 point

Which of the following is most clearly associated with st segment elevation?

Peripheral Vascular disease

Myocardial infraction

Sinus Rhythmn

Aortic Stenosis

3.

1 point

While performing an ekg an ekg technician suspects alternative vurrent interference. The technician should do which of the following?

Give the patient a blanket

Unplug nearby electrical equipment

Ask is the patient has a pacemaker

Re-prep the skin

4.

1 point

During a treadmill stess test, lead placement is most similar to that of which of the following?

5 lead

3 lead

12 lead

6 lead

5.

1 point

The pr interval indicates which of the following

The beginning of atrial depolarization to the beginning of ventricular depolarization

Delayed ventricular depolarization

The beginning of atrial repolarization to the beginning of ventricular depolarization

Delayed atrial depolarization

6.

1 point

Which of the following should an ekg technician in a hospital setting do to verifiy the patients identify?

As the unit secretary for the patient name

Ask the patient nurse for the patient name

Check the patients wristband

Check the patient room num

7.

1 point

On a standard ekg the technician notes a qrs complex with a duaration of less than 3 small squares. The qrs complex is

Prolonged in duartion

Indicative of an isoelectric period

Of normal duration

Indicative of hyperkalemia

8.

1 point

Which of the following is contraindicated for an exercise stress test?

the patient using tobacco 12 hrs prior to the test

the patient consuming alcohol 6 hours prior to the test

The patient is taking beta blockers

The patient having metal in the body from a past surgery

9.

1 point

when placing electrodes for a holter monitor procedure which of the following should the ekg technician consult?

the manufacturers guide

the msds sheet

The hospital operations manual

the physician desk reference

10.

1 point

Which of the following represents atrial depolarization?

ST segment

T wave

QRS complex

P wave

11.

1 point

the angle of louis provides the location of which intercostal space

3rd

1st

4th

2nd

12.

1 point

Which of the following types of rhythms is present with inverted or absent p waves?

Heart block

Sinus

Junctional

Atrial

13.

1 point

When performing a 12 lead ekg how many electrodes are applied?

12

3

10

5

14.

1 point

An ekg technician sees a negative deflection in aVR. This indicates which of the following?

Lead wire reversal

Proper lead wire connection

Augmented bipolar lead

Stroke volume

15.

1 point

T wave inversion indicates which of the following

Hypokalemia

Myocardial infraction

Hypocalcemia

Myocardial ishchemia

16.

1 point

A pr interval that is within normal limits is

less than .12 seconds

.12-.20 seconds

two to five small squares

12-20 small sqaures

17.

1 point

For a normal sinus rhythm the p wave in lead II should be which of the following?

Triphasic

Uniphasic

Inverted

Biphasic

18.

1 point

A pr interval is measured from which of the following

The peak of the p wave to the peak of the r wave

the end of the p wave to the end of the qrs complex

the beginning of the p wave to the beginning of the qrs complex

the end of the p wave to the beginning of the qrs complex

19.

1 point

Leaving a patients medical record open where a visitor could potentially view it would be a violation of which of the following?

HIPPA

OSHA

JCAHO

OBRA

20.

1 point

Which of the following should be evaculated to determine a patient risk for ventricular arrhythmias

T wave

QRS interval

P wave

PR interval

21.

1 point

During an exercise stress test the ekg technician observes the patient for which of the following?

Jaundice

Fatigue

Dehydration

Edema

22.

1 point

A supervisor is teaching a new ekg technician about telemetry monitoring. Which of the following statements by the technician indicates a need for futher teaching?

I must replace can ambulate while wearing the monitor

the monitor may be removed for an mri

The patient can ambulate while wearing the monitor

i may use electrodes from two different manufactures on the same patient

23.

1 point

An ekg technician realizes that a colleague has posted medical information about a patients on a social network. This may result in litigation regarding which of the following?

Violation of Privacy

Slander

Defamation of Charcter

Negligence

24.

1 point

while performing an ekg on a patient an ekg technician notices that lead II is missing from the strip, which leads should the technician check?

Chest

Limb

Augmented

Precordial

25.

1 point

an ekg technician is looking at an ekg with an r-r interval of 20 boxes using the sequence method which is the heart rate?

75

280

60

320

26.

1 point

If a three second time interval is represented by 15 large boxes on the ekg paper, what is the speed for this machine ?

15

45

50

25

27.

1 point

while prepping a patient with fragile skin for telemetry monitoring which of the following measures which of the ekg technician take?

Use additional tape to secure electrodes to the skin

use lotion on the skin prior to the electrode application

asses for skin turgor prior to applying the electrodes

Apply decreased pressure when abrading to the skin

28.

1 point

An ekg has been ordered on a patient with dextrocardia. The ekg technician should do which of the following?

Keep the paper speed the same and increase the voltage

Increase the paper speed and decrease the voltage

Reposition the precordial leads to the right side of the check and reverse the arm leads

Move v3 to the right side of the check at the 4th ic space

29.

1 point

On a 5-lead ekg for holter monitoring the black lead is

located on the right v4/v5 area centered over the rib

The reference electrode on the left manubrium

located on the left v4/v5 area centered over the rib

the reference electrode on the right manubrium

30.

1 point

If a three second time interval is represented by 15 large boxes on the ekg paper, what is the speed for this machine ?

15

50

45

25

31.

1 point

When should the technician load the ekg page?

At the beginning of each shift

At the end of each shift

When there is a black line appearing at the bottom of the page

When there is a red line appearing at the bottom of the page

32.

1 point

Which of the following groups of leads does a 3 lead ekg monitor?

I,II, &III

V1, V2, V3

V4, V5, V6

aVR, aVL, aVF

33.

1 point

An ekg technician is teaching a patient about the proper procedures for wearing a holter monitor. which of the following statements by the patient indicates an understanding of the teaching?

I should wear tight fitting clothes to help hold the monitor in place

i should remove the monitor during sexual activities

i should record any events that occur in my patient diary

i should remove the monitor after 12 hr to shower

34.

1 point

Which of the following can an ekg technician do to minimize somatic tremor?

unplug surrounding machine

check for loose electrodes

cover the patient with a blanket

wipe off lotion and sweat

35.

1 point

If there are 37 small boxes between r waves on an ekg strip which of the following is the correct heart rate?

40/min

80/min

60/min

100/min

36.

1 point

To perform an ekg on a patient with very large breasts, the ekg technician should do which of the following?

Place the electrodes on top of the breast

Have the patient lift the breast and put the electrodes under the breast

Have the patient wear a supoortive device and place electrodes under device

Place the electrodes using the 5th intercoastal space as the starting point

37.

1 point

Which EKG machine control changes the amplitude of the waveforms?

Gain

Lead selector

Paper speed

Artifact filter

38.

1 point

Which of the following should alert an ekg technician that limb are reversed?

The qrs complex in aVr is positive

the qrs complex in lead I is positive

the qrs complex in lead II is positive

the qrs complex in avr is negative

39.

1 point

Where should an ekg technician apply the left arm electrode for a 12 lead on a patient whose left arm is amputated at the shoulder joint?

on the anterior xiphoid process

On the superior suprasternal notch

on the superior portion of the left humerous

on the fleshy area left of the midclavicular line

40.

1 point

Which of the following would indicate a normal sinus rhythm?

the p to r ratio is 2;1

The qrs duration is 0.20

the heart rate is 54 min

the pr interval is 0.16

41.

1 point

a stress test must be stopped when a patient experience which of the following

mild fatigue

eupnea

flushed face

cold and clammy skin

42.

1 point

A technician is performing a 12 lead ekg and notices the patient heart rate is 44/min. Which of the following does the heart rate reflect?

Agonal rhythm

Normal rhythm

Tachycardia

Bradycardia

43.

1 point

Which of the following is an ekg technician calculating when dividing 3000 by the number of large sqaures between r waves?

heart rate

pulse deficit

stroke volume

cardiac output

44.

1 point

When performing an ekg on left leg amputee where should the lower electrode be placed?

Midaxillary line

Lower Torso

Upper Abdomen

Right ankle and left stump

45.

1 point

A fax cover page that contains the statement confidential and protected health information is covered under which of the following?

HIPPA

OSHA

HHS

JCAHO

46.

1 point

A normal baseline calibration mark would show an amplitude of

15 small boxes

Five small boxes

Two large boxes

One large box

47.

1 point

An ekg is ordered on a patient who has shortness of breath. the patient should be placed in which of the following positions?

semi fowlers

trendelenberg

horizontal recumbent

supine

48.

1 point

Horizontally each small box on an ekg graph paper represent

0.04

0.2

0.02

0.4

49.

1 point

Which of the following is the standard speed for an ekg machine?

75

50

10

25

50.

1 point

When performing a 12 lead ekg the ekg technician is recording which of the following?

Cardiac output

Mechanical activity of the heart

Electrical activity of the heart

Stroke volume