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EKG QUESTIONS

Total questions: 110

Worksheet time: 1hrs 25mins

Name
Class
Date
1.

If there is a flat P wave which structures in the heart are damaged?

a)

SA/AV node

b)

Bicuspid valve

c)

Bundle of His

d)

Purkinje fibers

2.
The place where the electrical current starts and is considered the heart's pacemaker:
a)
Sino-atrial node 
b)
right atrium
c)
atria-ventricular node 
d)
left ventricle
3.
The p-wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
4.
The AV node is located at...
a)
A
b)
B
c)
C
d)
D
5.
The Purkinje fibers are located at...
a)
F
b)
G
c)
H
d)
I
6.
The QRS-wave correlates with which event?
a)
atrium contraction /signals moving from SA node to AV node
b)
ventricle contraction
c)
ventricle repolarization
d)
both atrial and ventricle contraction
7.

Where is the P wave located?

a)

A

b)

B

c)

C

d)

D

e)

E

8.

What is considered the QRS complex?

a)

A, B, & C

b)

C, D, & E

c)

B, C, & D

d)

D & E

9.

What is the T wave located?

a)

A

b)

B

c)

C

d)

D

e)

E

10.

What does depolarization result in?

a)

relaxation

b)

contraction

c)

repulsion

d)

attraction

11.

What does re-polarization result in?

a)

relaxation

b)

contraction

c)

attraction

d)

repulsion

12.

Where is the SA node located?

a)

A

b)

B

13.

Where is the AV node located?

a)

A

b)

B

14.

Where does atrial depolarization occur?

a)

A

b)

B, C, and D

c)

E

d)

C and D

15.

Where does ventricular re-polarization occur?

a)

A

b)

B, C, & D

c)

E

d)

C and D

16.

Which node is considered the "pacemaker" of the heart?

a)

SA

b)

AV

17.

Where are the Purkinje Fibers located?

a)

A

b)

B

c)

C

d)

D

18.

Where is the bundle of His located?

a)

A

b)

B

c)

C

d)

D

19.

Blood enters the heart from the _______?

a)

Superior and inferior vena cava

b)

Bicuspid and Tricuspid

c)

aorta

d)

pulmonary artery

20.

Blood enters the heart from the _______?

a)

Superior and inferior vena cava

b)

Bicuspid and Tricuspid

c)

aorta

d)

pulmonary artery

21.

From the pulmonary valve blood enters the _______?

a)

aortic artery

b)

pulmonary valve

c)

pulmonary artery

d)

aortic valve

22.

After the blood returns from the lungs, it is now____?

a)

deoxygenated

b)

oxygenated

c)

purple

23.

Once blood passes through the mitral/ bicuspid valve, it enters the________?

a)

Right atrium

b)

Left atrium

c)

Right ventricle

d)

Left ventricle

24.

Blood is forced from the left ventricle up through the_______ first?

a)

pulmonary valve

b)

aorta

c)

tricuspid valve

d)

aortic valve

25.

Normal heart rate for an adult is?

a)

20 to 100/min

b)

40 to 120/min

c)

60 to 100/min

d)

20 to 60/min

26.

The normal heart rhythm is called?

a)

Sinus brady

b)

ventricle fibrillation

c)

Normal sinus rhythm

d)

Junctional Rhytms

27.

deoxygenated blood coming from____?

a)

body to lungs

b)

head to body

c)

lungs to body

d)

lungs to head

28.

oxygenated blood returning from ___?

a)

Lungs to body

b)

Body to lungs

c)

head to body

d)

lungs to head

29.

The SA Node is known as?

a)

Pacemaker

b)

gatekeeper

c)

ventricle

d)

cardiac muscle

30.

The SA Node generates impulses at?

a)

60-100 times per minute

b)

60-40 times per minute

c)

40-20 time per minute

d)

20-100 times per minutes

31.

AV Node can fire at a rate of?

a)

60-100 times per minute

b)

40-60 times per minute

c)

40-20 times per minute

d)

60-20 times per minute

32.

which is the correct order?

a)

SA Node, AV Node, Bundle of His, Lt and Rt Bundle Branches, Purkinje Fibers

b)

AV Node, SA Node, Lt and Rt Bundle Branches, Bundle of His, Purkinje Fibers

c)

Bundle of His, Lt and Rt Bundle Branches, Bundles of His, Purkinje Fibers, AV Node, SA Node

d)

Purkinje Fibers, Bundle of His, AV Node, Lt and Rt Bundle Branches

33.

The QRS complex is normally __________ seconds in duration

a)

0.06 to 0.10

b)

0.04 to 0.10

c)

0.08 to 0.12

d)

0.10 to 0.12

34.

P waves contract the __________

a)

ventricles

b)

atria

c)

AV junction

d)

SA node

35.

QRS complexes contract_______

a)

ventricle

b)

atria

c)

AV junction

d)

SA node

36.

PR interval is ____-_____ seconds

a)

0.06 to 0.10

b)

0.10 to 0.12

c)

0.12 to 0.20

d)

0.20 to 0.25

37.

what is the most accurate way to measure heart rate in a regular rhythm

a)

6 second method

b)

sequence method

c)

1500 method

d)

rate calculator

38.

fast heart rate is

a)

bradycardia

b)

asystole

c)

arrhythmia

d)

tachycardia

39.

slow heart rate is

a)

tachycardia

b)

bradycardia

c)

arrhythmia

d)

asystole

40.
The valve between the right atrium and right ventricle is known as the ___ valve.
a)
bicuspid/mitral
b)
tricuspid
c)
pulmonary
d)
aortic
41.
Travel the electrical conduction of the heart starting with the SA node.
a)
AV node, Purkinje fibers, bundle of His, left and right bundle branches
b)
Bundle of His, left and right bundle branches, AV node
c)
AV node, Bundle of His, Purkinje fibers, left and right bundle branches
d)
AV node, Bundle of His, left and right bundle branches, Purkinje fibers
42.

The ___________ represents the end of ventricular depolarization and beginning of ventricular repolarization.

a)

T wave

b)

U wave

c)

QT interval

d)

ST segment

43.

1. Prominent U waves are seen in:

a)

Hypokalemia

b)

myocardial infarction.

c)

digitalis toxicity.

d)

All of these

44.

The PR intervals are not measurable in:

a)

wandering atrial pacemaker.

b)

atrial flutter

c)

2nd - degree AV heart block, Type I.

d)

premature atrial complexes.

45.
Artifact is
a)
a normal part of each EKG tracing
b)
an indication of decreased cardiac output
c)
sometimes caused by muscle tremors or extra patient movement
d)
consistently the same across the EKG tracing
46.
The electrocardiograph can be used to do all the following EXCEPT
a)
detect cardiac dysrhythmias
b)
determine cardiac output
c)
identify the presence of myocardial ischemia and/or infarction
d)
evaluate the function of artificial impanted pacemakers
47.

What is an electrocardioGRAM?

a)

the machine that hooks up to the patient

b)

a scan of the brain

c)

the print out of electrical activity of the heart

d)

an ultrasound of the heart

48.

The normal paper speed in EKGs is

a)

10mm/mv

b)

50mm/sec

c)

25mm/sec

d)

10 mm/sec

49.

Each little box on EKG paper represents this much time

a)

0.02 sec

b)

0.04 sec

c)

0.2 sec

d)

0.4 sec

50.

Standard limb leads are

a)

V1-V3

b)

Lead I, II, III

c)

aVR, aVL, aVF

d)

V4-V6

51.

What is the color of the lead on the right leg?

a)

green

b)

red

c)

white

d)

black

52.

Identify this rhythm

a)

Sinus tachycardia

b)

Normal Sinus Rhythm

c)

Supraventricular Tachycardia

d)

Atrial fibrillation

53.

Identify this rhythm

a)

Sinus bradycardia

b)

1 degree heart block

c)

Normal Sinus Rhythm

d)

2nd Degree Type I heart block

54.

Identify this rhythm

a)

Sinus Tachycardia

b)

Atrial fibrillation

c)

Atrial flutter

d)

Normal Sinus Rhythm

55.

Identify this rhythm

a)

Supraventricular tachycardia

b)

Sinus tachycardia

c)

Atrial fibrillation

d)

Normal Sinus Rhythm

56.

Identify this rhythm

a)

Sinus Bradycardia

b)

2nd Degree Heart Block-Type I

c)

2nd Degree Heart Block-Type II

d)

1st degree Heart Block

57.

Identify this rhythm

a)

Atrial flutter

b)

Atrial fibrillation

c)

Sinus Tachycardia

d)

Sinus arrhythmia

58.

Identify this rhythm

a)

Supra-ventricular tachycardia

b)

Atrial fibrillation

c)

Sinus tachycardia

d)

Atrial flutter

59.

Identify this rhythm

a)

3rd degree Heart Block

b)

2nd degree Heart Block-Type I

c)

2nd Degree Heart Block-Type II

d)

Normal sinus with PVCs

60.

A client admitted to the telemetry floor is in the following rhythm. Vitals are: BP 111/72, RR 16, O2 Sat 95%. Skin warm/dry. What action is most appropriate for the nurse to take?

a)

Continue to monitor

b)

Administer 0.5 mg Atropine

c)

Administer 1 mg Atropine

d)

Prepare for transcutenous pacing

61.

A client is admitted with the following rhythm. BP is 82/55, O2 Sat 88%. Pt is disoriented. Which action should the nurse take first?

a)

Administer 0.5 mg Atropine

b)

Administer 1 mg Atropine

c)

Prepare for transcutaneous pacing

d)

Prepare for synchronized cardioversion.

e)

Consult cardiology

62.

A client is admitted in the following rhythm. Vitals are BP 100/67, RR 18, O2 Sat 94%. Pt AAOx3. Which action should the nurse take first?

a)

Ask the patient to bare down like they are having a bowel movement.

b)

Administer Adenosine 6 mg IV push

c)

Administer Adenosine 12 mg IV push

d)

Prepare for defibrillation

e)

Prepare for synchronized cardioversion

63.

Identify this rhythm

a)

Ventricular Fibrillation

b)

Ventricular Tachycardia

c)

Pulseless Electrical Activity

d)

Atrial fibrillation

64.

The nurse notes this rhythm on the monitor. What action should she take first?

a)

Perform CPR

b)

Prepare for Synchronized Cardioversion

c)

Prepare for Defibrillation

d)

Check for a pulse

65.

A nurse is caring for a patient who has no pulse but this rhythm is shown on the monitor. What action should she take next?

a)

Continue to monitor

b)

Begin CPR

c)

Prepare for defibrillation

d)

Prepare for external pacing

66.

Identify this rhythm

a)

1st degree heart block

b)

2nd Degree Heart Block-Type II

c)

3rd Degree Heart Block

d)

2nd Degree Heart Block-Type I

67.

Leads I,II and III are

a)

travel from a negative

b)

bipolar

c)

negative leads

d)

positive leads

68.

Leads AVL,AVR and AVF are

a)

bipolar

b)

unipolar

c)

augmented

d)

tracing

69.

V1

a)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

b)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

c)

RIGHT side of the sternum at the FOURTH intercostal space

d)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

70.

V2

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

c)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

d)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

71.

V3

a)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

b)

RIGHT side of the sternum at the FOURTH intercostal space

c)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

d)

LEFT side of the chest, midway between V2 and V4

72.

V4

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the chest, midway between V2 and V4

c)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

73.

V5

a)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

b)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

c)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

74.

V6

a)

LEFT side of the chest, FIFTH intercostal space, midclavicular line

b)

LEFT side of the chest, FIFTH intercostal space, anterior axillary line

c)

LEFT side of the chest, FIFTH intercostal space, midaxillary line

d)

LEFT side of the sternum, directly across from V1 at the FOURTH intercostal space

75.

away from the midline of the body

a)

lateral

b)

anterior

c)

medial

d)

vascular

76.

pertaining to the heart

a)

medial

b)

vascular

c)

cardio

d)

atria

77.

toward the midline of the body

a)

lateral

b)

septum

c)

atria

d)

medial

78.

front of the body

a)

posterior

b)

lateral

c)

anterior

d)

vascular

79.

300 ÷\div  2 ==   



(a)  

80.

the initials for electrocardiogram are

a)

ekg

b)

aed

c)

ict

d)

ecg

81.

the two lower chambers of the heart

a)

lateral

b)

endo/cardium

c)

peri/cardium

d)

ventricles

82.

1500 ÷\div 10 ==   


a)

1500

b)

150

c)

100

d)

50

83.

back of the body

a)

posterior

b)

lateral

c)

anterior

d)

medial

84.

outermost layer of the heart ; thin layer of connective tissue and fat and contains the coronary arteries

a)

epicardium

b)

myocardium

c)

endocardium

d)

cardio

85.

away from the midline of the body

a)

lateral

b)

posterior

c)

anterior

d)

medial

86.

pertaining to blood vessels

a)

cardio

b)

anterior

c)

lateral

d)

vascular

87.

divides the right and left chambers of the heart

a)

myocardium

b)

lateral

c)

medial

d)

septum

88.

atria

a)

lower chambers of the heart

b)

upper chambers of the heart

c)

valves such as the mitral and tricuspid

d)

valves such as aortic and pulmonic

89.

difference in electrical charge on either side of a cell membrane for myocardial cells

a)

resting phase

b)

repolarization

c)

action potential

90.

Movement of molecules from an area of higher concentration to an area of lower concentration.

a)

division

b)

diffusion

c)

defacement

d)

salinity

91.

Also known as the baseline, it is best determined by drawing a line between the end of the T and beginning of the P wave.

a)

P wave

b)

isoelectric line

c)

SA node

d)

Av node

92.

Located in the proximal intraventricular septum. It merges from the AV node to begin the conduction of the impulse from the AV node to the ventricles.

a)

Bundle of His

b)

ST segment

c)

T wave

d)

Electrode

93.

A small rounded wave on an EKG that indicates atrial contraction.

a)

T wave

b)

AV node

c)

P wave

d)

SA node

94.

The interval of time between the P wave and the R wave on the ECG.

a)

R-R interval

b)

P-P interval

c)

long QT interval

d)

PR interval

95.

A QT interval longer than 0.42 secs.

a)

Long QT interval

b)

Short QT interval

c)

PR interval

d)

P-P interval

96.

A heart rhythm initiated in the AV node in the event of SA node failure.

a)

Junctional rhythm

b)

sinus rhythm

c)

rhythm strip

d)

normal rhythm

97.

The interval from the peak of one QRS complex to the next. It is used as an indicator of regularity when evaluating the heart's rhythm on an EKG.

a)

long QT interval

b)

R-R interval

c)

PR interval

d)

P-P interval

98.

Portion on the EKG wave from the end of the P wave to the beginning of the QRS complex, lasting about 0.1 secs.

a)

PR segment

b)

ST segment

c)

R segment

d)

T segment

99.

A cluster of special muscle fibers located in the right atrial wall of the heart considered to be the primary pacemaker of the heart.

a)

Av node

b)

SA node

c)

SV node

d)

AV node

100.

EKG measurement of the time between ventricular depolarization and repolarization.

a)

short OT interval

b)

long QT interval

c)

P-P interval

d)

QT interval

101.

Change of the electrical polarity of a membrane because of flow of ion in and out of the cell across the cell membranes.

a)

depolarization

b)

electrode

c)

repolarization

d)

junctional rhythm

102.

Represents the period from the end of ventricular depolarization to the beginning of ventricular repolarization.

a)

PR segment

b)

R segment

c)

ST segment

d)

T segment

103.

The restoration of electrical polarity via an increase in ion differential between cell membranes of the myocardium.

a)

wave

b)

segment

c)

repolarization

d)

depolarization

104.

The electrical sensors placed on the chest to record the bioelectrical activity of the heart.

a)

electrode

b)

node

c)

wave

d)

interval

105.

Specialized heart conducting tissue that receives impulses from the SA node and propagates them to the ventricles.

a)

AV node

b)

SA node

c)

AS node

d)

VA node

106.

EKG representation of the heart's electrical impulse as it passes through ventricles.

a)

A wave

b)

T wave

c)

P wave

d)

QRS complex

107.

A single-lead electrocardiography recording used to evaluate the patient's rhythm.

a)

sinus strip

b)

rhythm strip

c)

wave strip

d)

long strip

108.

Corresponds to rapid ventricular repolarization.

a)

A wave

b)

P wave

c)

T wave

d)

Q wave

109.

The interval represented by the space between the P waves of two consecutive complexes.

a)

P-P interval

b)

PR interval

c)

QT interval

d)

T interval

110.

The normal cycle of electrical stimulation of the heart that begins in the SA node, traveling to the left atrium and down to the AV node.

a)

rhythm

b)

junctional rhythm

c)

sinus rhythm

d)

QT rhythm

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