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EKG > test 1 > Flashcards

test 1 Flashcards

1
Q

Difference between EKG and ECG

A

No Difference

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2
Q

Which of the following is not an element of the electrical pathway

A

Electrodes

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3
Q

The no electrical activity represents

A

Isoelectric Line

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4
Q

The intrinsic electricity refers to

A

The electricity produced by the heart on its own

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5
Q

What are the 5 steps to consider when analysing rhythm

A 
How fast or slow
rhythm regular or irregular
is there a p before every QRS
what is the PR interval
What is the duration of the QRS complex
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6
Q

which leads look at the adjoining tissue in the anterior region of the left ventricle

A

V2,V3,V4

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7
Q

The electric impulse conductive way of the heart is

A

SA Node-AV Node-Bundle of his-Punjunki Fibers

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8
Q

The inferior wall of the left ventricle is supplied by the ___coronary artery in most of the population

A

Right

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9
Q

To determine whether the ventricular rhythm on the EKG tracing regular or irregular, compare___ intervals

A

R TO R

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10
Q

When the left ventricle contracts, freshly oxygenated blood flows through the ___ into the ____

A

Aortic, Aorta

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11
Q

In a Junctional Rhythm viewed in lead II where the location of the P wave on the EKG if atrial depolarization precedes ventricular depolarization

A

Before the QRS complex

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12
Q

The ground electrode is found in

A

The right leg

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13
Q

DIrection blood flows through the heart

A

RIght Atrium-Right Ventricle-Pulmonary Artery-Lungs-Pulmonary Veins-Left Atrium-Left Ventricle

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14
Q

On the EKG, the P wave represents atrial___ and the QRS complex represents ventricular___

A

Depolarization, Depolarization

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15
Q

The precordial leads are

A

V1,V2,V3,V4,V5,V6

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16
Q

Which side of the heart is a low pressure system that pumps blood to the lungs

A

Right

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17
Q

The heart is divided into __ chambers but function as a__ sided pump

A

4,2

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18
Q

The middle layer of the heart is called

A

myocardium

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19
Q

Inside layers of the heart to the outside are

A

endocardial-myocardial-epicardial

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20
Q

___ cells are working cells of the heart that contain contractble filaments are form the muscular layers of the artrial walls and thicker muscular layers of the ventricular walls

A

Myocardial

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21
Q

which of the following is the first positive deflection seen on the EKG after the P wave

A

R wave

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22
Q

On an EKG, what is the first negative deflection seen after the P wave

A

Q wave

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23
Q

Which is th element of an EKG

A

P Wave

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24
Q

On the EKG, the time necessary for the spread of an electrical impulse through the av node, bundle of his, right and left bundle branches, and the punkinje fibers is reflected by the

A

Pr Segment

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25
Q

The portion of the EKG tracing between the QRS complex and the T wave is called the

A

ST segment

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26
Q

The QT interval is measured from the beginning of the

A

QRS complex to the end of the t wave

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27
Q

How do you determine whether the atrial rhythm on an ekg trach is regular or irregular

A

compare p to p intervals

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28
Q

The R To R interval is the distance between

A

The R wave and the successive beats

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29
Q

The Q wave is

A

The first deflection to the bottom before R

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30
Q

Blood flows from the R atrium through the__ valve into the R ventricle, also seprates the Right Atrium from RIght Ventricle

A

Triscuspid

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31
Q

The left atrium recieves blood from the__

A

Pulmonary Veins

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32
Q

THe heart is constitued

A

2 atria and 2 ventricles

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33
Q

Blood vessel that comes out of the left ventricle

A

The aorta

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34
Q

The apex of the heart is formed by the ____

A

Tip of the left ventricle

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35
Q

The absolute refractory period begins with the onset of the __ and tertminates___

A

QRS complex, at approximatey the apex of the apex of the T

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36
Q

Rapid Ejection of blood from the ventricular chambers of the heart occurs because___ and ___ valves open

A

pulmonic, aortic

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37
Q

The monopolar leads are

A

V1,V2,V3,V4,V5,V6,AVR,AVL,AVF

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38
Q

lead II records the difference in electrical rojtenial between __ leg__ arm

A

left, right

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39
Q

Leads,II,III, AVF view the__ surface of the left ventricle

A

inferior

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40
Q

leads v3 views the__ wall of the left ventricle

A

anterior

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41
Q

lead v1 view the

A

septum

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42
Q

which leads look at adjoining tissues in the inferior regions of the left ventricle

A

II,III, AVF

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43
Q

seminlinar valve are

A

aortic+Pulmonic

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44
Q

The PR interval is considered prolonged if it is more than___ seconds a duration

A

0.20

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45
Q

Each large box on ECG represents__ second

A

0.20

46
Q

The normal value of the PR interval is

A

from 0.12 to 0.20 sec

47
Q

in an adult the normal duration of the qrs complex is

A

0.10 secondsd or less

48
Q

the intrinsic rate of the ventricle__ beats/min

A

20-40

49
Q

an ECG machine sensitivity must be callibrated so that 1mv electrical signal will produce a deflection measuring exactly__ mm tall

A

10

50
Q

each small box on the ECG paper represents

A

0.04

51
Q

The rate of sinus tacycardia is___ beats/mins

A

faster than 100

52
Q

The rate of a sinus bradycardia___ beats/min

A

slower than 60

53
Q

the rate of a sinus rhythem is___ beats/min

A

60-100

54
Q

The intrinsic rate of the atriovenicular AVI bundle is__ beats, min

A

40-60

55
Q

The normal pacemaker on the is the __ node, which is found in the___ atrium, and has an intrinsic rate__beats, min

A

sinotrial, right, 60-100

56
Q

The T wave represent

A

ventricular repoliarzation

57
Q

the cardiac cell is relaxed, the state is known as

A

repolarization

58
Q

where is the positive electrode placed in lead III

A

left leg or foot

59
Q

the normal value of p wave is

A

less than 0.11 sec

60
Q

The intrinsic rate of the purkinje fiber is__ beats, min

A

20-40

61
Q

The LL electrode is placed

A

left leg

62
Q

when the cardiac muscle cell is stimulated, the cell is said is

A

depolarize

63
Q

The heart pacemaker is?

A

SA node

64
Q

The PR segment wave represents

A

Delay at av node

65
Q

The RA electrode is placed

A

Right Arm

66
Q

The DIII lead is found in

A

left arm negative left positive positive foot

67
Q

in the hearts conduction system the ___ revieves a electrical impulse from the right and left bundle branches and relay to the venticular myocardium

A

punjunkie fibers

68
Q

high pressure side of heart is

A

left

69
Q

The SA node is located in

A

The Right Atrium

70
Q

where should the positive electrode for lead VI be posistioned.

A

Right side of the sternum, fourth intercosal space

71
Q

which if the following leads should be used to view the right ventricle

A

v4r

72
Q

leads I, AVI, V5 and V6 views the __ surface of the left ventricle

A

lateral

73
Q

Tall peaked t waves deserved on the ECG observed on the ECG are most commonly seen i patients with

A

hyperkdemia

74
Q

the DI leads is found in

A

Right arm negative, left arm positive

75
Q

where is the postive electrode placed in lead I

A

left arm

76
Q

the v4 electrode is placed

A

the 5 left intercostal space with medic clavicle line

77
Q

the DII lead is found in

A

Right arm negative, left foot position foot

78
Q

the v3 elctrode is palced in

A

between v2 and v4

79
Q

the v2 electrode is placed in

A

4th L intercostal space next to the sternum

80
Q

The V1 electrode is placed

A

4th intercosatal space next to the sternum

81
Q

the v5th electrode is placed

A

5th left intercostal space with anterior axillar line

82
Q

the v6th electrode is placed in

A

5th left intercostal space with the media axillar line

83
Q

in sinus arrthymia a gradual in creasing of the heart rate is usually assocated with

A

ispiration

84
Q

the valve that seperates the left atria from the left ventricle is

A

mitrial or biscuspid

85
Q

R atrium recieves blood from

A

vena cava

86
Q

the bipolar leads are

A

DI DII DIII

87
Q

the axes of leads I, II, III form an equlateral traingle with the heart at the center enthoves traingle if the augmenteed limb leads are added to this configurration and the axes of the 6th leads moved in which they bisect each other the result is

A

hexaxial refrerence system

88
Q

distalic___ systolic

A

distalic is bottom systolic is top

89
Q

what is not normal in an infant patient

A

heart rate less than 100

90
Q

An increase in duration on an EKG wave represents

A

prolonged depolarization in a hypertrophic heart chamber

91
Q

what best describes action potential

A

spontaneous depolarization results in a wave of new action potentials

92
Q

if both the sinoatrial node and av node fail to generate an impulse, the ventricles will take over as the pacemaker of the heart. How is this reflected on the EKG strip

A

There is no P Wave

93
Q

the following is not included in allowing patient record release

A

The patient is behind in medical bills

94
Q

what treatment is not recommended for atrial flutter

A

Defibrillation

95
Q

which of the following leads do not contain a positive role

A

Right leg

96
Q

which of the following is the minimum number elecrodes that may be attached to a patient for a holter monitoring

A

5

97
Q

when preparing a patient for an ekg is the supine position, where should tech stand to apply the electrodes

A

patients left side

98
Q

which of the following sinus rhythm has a heart rate of more than 100/min

A

sinus tachycardia

99
Q

in which of the following rhythms is the PR interval absent

A

ventricular tachycardia

100
Q

a technican must document which of the following information in a patients electronic medical record regarding an ekg procedure

A

Date and time of the EKG

101
Q

An EKG technician is preparing a patient for an EKG and notices that the patient is grabbing their chest and reporting chest pain. Which of the following conditions should the technician suspect

A

Tachycardia

102
Q

A technician is monitoring a patient who is experiencing angina during a treadmill stress test. Which of the following actions should the technician make

A

Reduce the speed of the treadmill

103
Q

which of the following findings is a contraindication to a patient undergoing a stress test

A

congestive heart failure

104
Q

A technician is preparing to put the EKG machine away at the end of the day. Which of the following action should the technician take

A

Wipe the machine down with an nonabrasive cleaner

105
Q

Atechnican is preparing to perform an EKG on a patient who has bilateral leg amputation the technician should adjust which of the following leads for this patient

A

lower extremity leads

106
Q

During an exercise stress test, a technician should observe the patient for which of the following?

A

fatigue

107
Q

which of the following tracing would indicate atrial flutter

A

the f waves have a saw toothed appearance

108
Q

The septal wall of the heart is viewed by which of the following leads

A

V1 and V2

109
Q

A technician is monitoring a patient who is undergoing a stress test. The technician should collect which of the following from the patient

A

oxygen saturation

110
Q

while an EKG technician is preparing a patient for exercise stress testing, the patient complains of mild chest tightness. which of the following steps should the technician take first

A

obtain vital from the patient

111
Q

which of the following is a contraindication to performing an exercise stress test

A

the patient is having a myocardial infarction

112
Q

which of the following locations should apply sphygmomanometer

A

Right brachial

EKG (1 decks)

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