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CET > Blue Packet > Flashcards

Blue Packet Flashcards

1
Q

what is lead 1

A

LA and RA

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2
Q

what is lead 2

A

LL and RA

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3
Q

what is lead 3

A

LL and LA

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4
Q

what is aVR

A

RA and (LA-LL)

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5
Q

what is aVL

A

LA and (RA-LL)

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6
Q

what is aVF

A

LL and (RA-LA)

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7
Q

placement for white lead on holter monitor?

A

1st intercostal, midclavicular right side

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8
Q

placement for black lead on holter monitor?

A

1st intercostal midclavicular left side

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9
Q

placement for green lead on holter monitor?

A

lower right last rib just anterior of midaxillary line

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10
Q

which lead on holter monitor is the ground line

A

green

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11
Q

placement for red lead on holter monitor?

A

lower left last rib just anterior of the midaxillary line

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12
Q

placement for brown lead on holter monitor?

A

4th intercostal right sternal border

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13
Q

what are the leads in a 12-lead EKG

A

RA, LA, RL, LL, V1, V2, V3, V4, V5, V6

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14
Q

what color is the RA lead

A

white

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15
Q

what color is the LA lead

A

black

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16
Q

what color is the RL lead

A

green

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17
Q

what color is the LL lead

A

red

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18
Q

what color is the V1 lead

A

red

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19
Q

what color is the V2 lead

A

yellow

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20
Q

what color is V3 lead

A

green

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21
Q

what color is the V4 lead

A

blue

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22
Q

What color is the V5 lead

A

orange

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23
Q

what color is the V6 lead

A

purple

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24
Q

placement for the V1 lead on 12 lead EKG?

A

4th intercostal right side of sternum

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25
Q

placement for V2 lead on 12 lead EKG?

A

4th intercostal left side of sternum

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26
Q

placement for V3 lead on 12 lead EKG

A

between V2 & V4

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27
Q

placement for V4 lead on 12 lead EKG

A

5th intercostal space midclavicular line

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28
Q

placement for V5 lead on 12 lead EKG

A

between V4 and V6

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29
Q

placement for V6 lead on 12 lead EKG

A

horizontal to V4 midaxillary line

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30
Q

what is the standard paper speed

A

25mm/sec

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31
Q

what is standardization measurements

A

2mm wide and 10 mm high

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32
Q

define PR INTERVAL

A

beginning of P wave to beginning of QRS complex

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33
Q

define QRS INTERVAL

A

beginning of Q wave to end of S wave

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34
Q

define QT

A

beginning of Q to end of T wave

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35
Q

how should results be delivered to prevent compromising pt privacy records

A

results should be handle delivered to physician

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36
Q

what is the preferred site for measuring heart rate in an adult pt after stress test

A

radius

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37
Q

define SINUS RHYTHM

A

upright P waves, narrow QRS complexes, ventricular rate between 60-100 bpm

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38
Q

what are signs of myocardial ischemia during a treadmill stress test

A

peaked, hyperactive and broad based T waves & convex ST segments

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39
Q

ST segment elevation is associated with what

A

myocardial injury

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40
Q

pts experiencing heaviness on chest & become diaphoretic may be experiencing

A

myocardial infarction

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41
Q

what should be done if the QRS complex is too tall to fit on EKG paper

A

change gain control to 1/2 to shorten wave by 1/2 on vertical axis

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42
Q

when doing a standard 12 lead EKG on a 2 year old, where should the limb leads be moved to

A

torso

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43
Q

what are some s/s of sinus arrhythmia

A

normal heart rate, irregular rhythm, change in respiratory cycle, variations in vagal tone

44
Q

define VAGAL TONE

A

degree of activity occurring within parasympathetic nervous system causing changes to heart rate and other key functions

45
Q

where is V5 placed

A

left anterior axillary line horizontal to V4

46
Q

what is the anticipated QRS in V4 in a normal pt

A

half positive & half negative

47
Q

what may decreased heart rate during a stress test indicate

A

ischemia

48
Q

if the MA notice decreased heart rate during stress test, what should they do

A

ask CET to stop test and notify physician

49
Q

what do M shaped P waves indicate

A

left atrial enlargement

50
Q

what do pathologic Q waves indicate

A

myocardial infarction

51
Q

during a stress test, what does dizziness indicate

A

decreased cardiac output

52
Q

if a pt experiences dizziness during a stress test, what should be done

A

stop test immediately

53
Q

what is characterized by a cyclic change in respiration

A

arrhythmia

54
Q

what can cause sinus arrhythmia in kids

A

respiration

55
Q

what will appear before the P wave if a pacemaker was implanted to pace the atria

A

spike

56
Q

what leads are on the right arm

A

leads 1, 2, aVR

57
Q

what lead is on the right leg in a 12 lead EKG

A

ground lead

58
Q

a ground lead has no ____

A

polarity

59
Q

what do peaked P waves indicate

A

atrial enlargement

60
Q

how should the P wave look in lead 2 in a normal pt

A

round and upright

61
Q

what is the most serious [block?]

A

3rd degree AV block

62
Q

what should the pt do to reduce artifact when wearing a holter monitor

A

wear loose fitting clothes

63
Q

irregular R-R intervals are ____ seen on pediatric EKGS because of _____

A

commonly; respiration

64
Q

what is the order of waves on an EKG

A

P wave, QRS complex, T wave

65
Q

when the tracing moves up and down, what does it indicate

A

wandering baseline

66
Q

what would 1 on sensitivity setting produce

A

calibrated box 10 mm tall

67
Q

the PR interval is a direct reflection of what

A

AV node conduction

68
Q

where should the green ground electrode be placed for ambulatory monitoring

A

rib on lower red side

69
Q

excessive pt movement can cause what

A

wandering baseline

70
Q

a frayed wire can cause what

A

electrical interference

71
Q

what is the most sensitive & specific lead for diagnosing right ventricular ischemia

A

lead v4R

72
Q

how should V7, V8, and V9 be placed

A

evenly placed on back between axillary line and vertebral column at 5th intercostal space on left

73
Q

why would P wave be measured

A

evaluate atrial enlargement

74
Q

cold and clammy skin is most likely consistent with..

A

bradycardia

75
Q

t/f: all feelings, symptoms, and activities should not be recorded when a pt wears a holter monitor

A

false

76
Q

how should a CET control and regulate output/heigh of EKG wave forms

A

use sensitivity control

77
Q

how long is an ambulatory monitor usually worn

A

24-48 hours

78
Q

how does electrical interference appear

A

regular and consistent lines w/same amplitude

79
Q

heart block affects what

A

PR interval

80
Q

what can ST segment depression and T wave inversion indiciate

A

myocardial ischemia

81
Q

ventricular rate in accelerated idioventricular rhythm is equal to or greater than

A

rate of junctional rhythm

82
Q

what should be done before disconnecting the pt from the EKG machine

A

check that the tracing is free from artifacts

83
Q

where does V7 go

A

left posterior axillary line

84
Q

where does V8 go

A

left midscapular line

85
Q

what should CET be most concerned with when reading the tracing

A

ST elevation

86
Q

how do you calculate the duration?

A

small boxes x 40 milliseconds

87
Q

what is the most appropriate site to take an infant pulse

A

brachial artery

88
Q

what is standard calibration

A

5 mm wide, 10 mm tall

89
Q

where is the red lead placed on a 5 lead EKG

A

on lower left torso

90
Q

what is the event button used for

A

record when adverse symptoms occur while wearing holter monitor

91
Q

for telemetry monitor, who should reattach the leads if they become loose

A

medical staff

92
Q

what is pt sent home with for telemetry monitor

A

batteries

93
Q

2 mm ST elevation in leads 1, AVL, V5, and V6 indicate what

A

lateral infarction

94
Q

decreased potassium levels are associated with what on an EKG

A

large U waves

95
Q

what is the only calculating method available for both regular and irregular rhythm

A

6 second method

96
Q

what should be used to determine the regularity of ventricular depolarization

A

RR

97
Q

what should be done if you are not familiar with the EKG rhythm

A

verify proper lead placement

98
Q

what should be done if a pt appears to be hyperventilating during a stress test

A

check respiratory rate

99
Q

what should be done if U waves are determined and pt reports chest pain and discomfort

A

notify pt physician

100
Q

what leads are bipolar

A

1, 2, 3

101
Q

if no leads are giving readings, what should be checked and why

A

right leg bc it shares all leads

102
Q

what is common in EKG results for ppl w/pacemakers

A

vertical projections

103
Q

who should do repairs on an EKG

A

biomedical tech

104
Q

what may a pt clean their skin w/when using a telemetry monitor

A

soap and water or alcohol pad

105
Q
A

CET (6 decks)

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