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health science foundations > unit 4 Quiz 1 > Flashcards

unit 4 Quiz 1 Flashcards

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Biology 101 flashcards
1
Q

V1 location

A

4th ICS, Rt sternal

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2
Q

V2 location

A

4th ICS, Lt sternal

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3
Q

V3 location

A

5th ICS, between V2 and V4

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4
Q

V4 location

A

5th ICS, Lt MCL

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5
Q

V5 location

A

5th ICS, Lt AAL

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6
Q

V6 location

A

5th ICS, Lt MAL

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7
Q

lead 1 positive and negative electrode location

A

left arm, right arm

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8
Q

lead 2 positive and negative electrode location

A

left leg, right arm

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9
Q

lead 3 positive and negative electrode locations

A

left leg, left arm

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10
Q

aVR, aVL, and aVF

A

right arm, left arm, left leg

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11
Q

what is the central terminal

A

the negative pole in augmented and precordial leads

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12
Q

what is the perspective that is looked at in all leads

A

the positive electrode

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13
Q

which lead wire is the ground wire

A

green wire (rt leg/rt torso)

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14
Q

what is the usual lead for a rhythm strip

A

lead 2

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15
Q

which leads look at the anterior wall of the heart

A

v1, v2, v4, v4

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16
Q

which leads look at the lateral wall of tue heart

A

lead 1, aVL, v5, v6

17
Q

which leads look at the interior wall of the heart

A

2, 3 aVF

18
Q

right main brings blood where

A

inferior wall

19
Q

circumflex brings blood where

A

left lateral wall

20
Q

anterior descending brings blood where

A

anterior wall

21
Q

which groups are referred to as limb leads

A

1, 2, 3, aVF, aVR, aVL

22
Q

which groups are referred to as precordial leads

A

v1-6

23
Q

which leads are bipolar

A

1, 2, 3

24
Q

what is the standard speed of EKG tracing

A

25mm/sec

25
Q

what is the standard sensitivity (gain) of EKG

A

10mm/mV

26
Q

holter and telemetry require how many wires

A

5

27
Q

holter and event monitoring are done over what period of time

A

long term monitoring

28
Q

continuous monitoring needs how many wires

A

3

29
Q

stress testing is used to see

A

how the heart responds to tachycardia

30
Q

what causes the electrical current of the heart

A

chemical changes

31
Q

what is telemetry used for

A

moving patients that are being monitored in the hospital

32
Q

what is a holter monitor used for

A

a longer look at cardiac activity outside of the office

33
Q

what is continuous monitoring used for

A

ER, ICU, or beside monitoring

34
Q

what happens to EKG tracing if you speed the paper up

A

spaces out tracing

35
Q

what happens if you increase the gain

A

makes waves taller so you can identify them easier

36
Q

when do you speed up the tracing paper

A

when patients have fast rhythms

health science foundations (13 decks)

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