NHA EKG Flashcards

1
Q

An EKG records what

A

electrical signals in the heart

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2
Q

what position are patients in during EKG

A

supine (laying on back)

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3
Q

when prepping the skin for electrode placement, what are some things that you do

A
  • skin should be free of oils/lotions/creams SO
    -Rub attachment site with alcohol and allow to air dry
  • inspecting and avoiding attaching electrodes to any area where skin is irritation is noted
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4
Q

point all tabs placed on the chest up or down

A

down

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5
Q

how many intercostal electrodes are there

A

6
(V1-V6)

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6
Q

where does V1 go

A

4th intercostal space, right of sternum (left facing you)
- like the heart

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7
Q

what is the intercostal space

A

space between the ribs

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8
Q

where does V2 go

A

4th intercostal space, left of sternum
- meaning right to you
- left on the patient, right to you

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9
Q

where does V3 go

A

midway between V2 and V4 on the 5th rib
-on the rib—-not intercostal space

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10
Q

where does V4 go

A

5th intercostals space at midclavicular line

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11
Q

where does V5 go

A

to the right of (your right, patients left) of V4
- in intercostal space

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12
Q

where does V6 go

A

5th intercostal space at the midaxillary line
- edge of rib

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13
Q

where does RL go

A

Anywhere above the PATIENTS right ankle and below the torso
- your left

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14
Q

where does RA go

A

Anywhere between the PATIENTS right shoulder and the wrist
- your left

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15
Q

where does LL go

A

Anywhere above the PATIENTS left ankle and below the torso
- your right

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16
Q

where does LA go

A

Anywhere between the PATIENTS left shoulder and the wrist
- your right

17
Q

When counting down to the 4th intercostal, it’s helpful to know that the 1st intercostal space is the space right below ____________

A

the clavicle

18
Q

________ of wires can lead to inaccurate tracing and artifact
- what to do to prevent

A

Pulling
- support the cable by placing in the patient’s abdomen

19
Q

should the patient be lying still or moving during EKG

A

lying still (and not talk)

20
Q

when documenting in the EHR, what do you include after testing EKG

A

date and time that EKG was performed,
ordering provider,
test performed,
position of patient,
patient tolerance, and any additional instructions

21
Q

RA stands for

A

right arm
- which is on your left

22
Q

LA stands for

A

left arm
- which is on your right

23
Q

how many wires are there in total

24
Q

you use what to remove excess hair

A

scissors ( do not shave)

25
you use what to remove excess hair
scissors ( do not shave) (last resort) - abrasion
26
on extremities, place electrodes on bony or fleshy parts
fleshy
27
tabs should point ___ on upper extrem. and ___ on lower extrem
down up
28
what is the standard speed for the EKG recording
25mm/sec
29
AC interference happens when there are - how to prevent
rhythmic sharp spikes throughout the reading - move bed away from wall and disconnect electronics in room
30
wandering baseline in caused by
electrode pads being defective or loosely attached
31
limb leads are placed on ___ areas
fleshy
32
polarization is when there is a
flat line
33
if patient is having shortness of breath, which position they should be placed for ekg
semi-fowlers - head up
34
Lead ___ provides the clearest recording
II
35
limb leads are _____ and precordial leads are ________ a. bipolar, bipolar b. unipolar/bipolar c. bipolar, unipolar
c. bipolar, unipolar