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med surg 3 > week 3 - EKG & heart stuff > Flashcards

week 3 - EKG & heart stuff Flashcards

1
Q

First degree heart block

A

if R is far from P then you have a first degree

*longer than 0.2

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2
Q

Wenecke Block

A

*second degree type 1

distance between PR gets LONGER, LONGER, LONGER DROP then you have a wenecke block

*longer than 0.2

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3
Q

Mobitz 2

A

Second degree type 2

If some P’s don’t get through then you have a Mobitz 2

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4
Q

Third Degree heart block

A

if P’s and Q’s don’t agree then you have a third degree

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5
Q

Beta Blockers and Calcium Channel Blockers work to

A

slow the HR and drop BP

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6
Q

normal PR interval time

A

0.12 to 0.20

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7
Q

QRS complex time

A

0.10 or less

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8
Q

QT interval time

A

less than 0.44

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9
Q

in a scheduled cardioversion client must

A

be on anti-coags 4 to 6 wks prior

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10
Q

meds used for bradycardia

A

atropine
dopamine

& epi if atropine doesnt work

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11
Q

med for SVT

A

adenosine

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12
Q

meds for afib, vtach w pulse, and svt

A

amiodarone
verapamil
adenosine

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13
Q

v-fib and vtach no pulse meds

A

amiodarone
lidocaine
epi

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14
Q

7 steps to ECG

A
  1. rate - How man R’s?
  2. rhythm- distance between R’s the same?
  3. P- wave present? (atria contracting)
  4. space from P-R same? & within 0.12 to 0.20
  5. QRS less than 0.10 & same for all?
  6. T-wave present? upright?
  7. QT less than 0.44 for all?
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15
Q

bradycardia is treated w

A

pacemaker
atropine
dopamine

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16
Q

V-fib treated w

A

de-fib

17
Q

v-tach w pulse
vs
vtach no pulse

A

WITH: meds (amiodarone, BB, & CCB), synchronized cardioversion

NO PULSE = d-fib

18
Q

a nurse is admitting a client who has complete heart block as demonstrated by an ECG. the client’s heart rate is 34/min and blood pressure is 83/48. the client is lethargic and unable to complete sentences. which of the following actions should the nurse perform first?

  1. transport the client to the cardiovascular laboratory
  2. Prepare the client for insertion of a permanent pacemaker
  3. obtain a signed informed consent form for a pacemaker
  4. apply transcutaneous pacemaker pads
A
  1. apply transcutaneous pacemaker pads
19
Q

symptoms to report w an ICD

A

HICCUPS
sob
chest pain
weight gain
dizziness
fatigue

20
Q

teachings for ICD

A

take pulse for 1 min every morning
no arm movement 1-2 wks = sling
ID card at all times
no magnets – TSA & dentist
ID card at all times

21
Q

anti - dysrhythmics

A
  1. Lidocaine
  2. Beta - Blockers
  3. Amiodarone
  4. calcium channel blockers
22
Q

meds that slow heart rate are contraindicated in

A

pt w heart blocks

23
Q

adv effects and considerations for lidocaine

A

short-term use no more than 24 hrs

altered LOC, parathesia, & seizures

24
Q

beta-blockers are contraindicated in

A

asthma
heart blocks
DM
thyroid & liver

MASKS HYPOGLYCEMIA

25
Q

adv effects of amiodarone

A

COUGH
dyspnea
crackles
neck vein distention
visual disturbances

26
Q

meds to avoid w amiodarone

A

antibiotics
digoxin
grapefruit juice

27
Q

antidote for calcium channel blockers

A

calcium gluconate

28
Q

adverse effects of CCB

A

constipation
peripheral edema

29
Q

a nurse is preparing to administer propanolol to a client who has a dysrhythmia. which of the following actions should the nurse plan to take?

  1. hold propanolol for an apical pulse greater than 100/min
  2. administer propanolol to increase the client’s blood pressure
  3. assist the client w sitting or standing up when taking this medication
  4. check for hypokalemia frequently due to the risk of propanolol toxicity
A
  1. assist the client w sitting or standing up when taking this medication
30
Q

discharge teaching to a client w afib

A

avoid taking OTC decongestants

31
Q

a nurse is providing discahrge teaching to SVT pt. what should be included?

  1. decrease oral fluids to 2L daily
  2. increase fiber intake to prevent constipation
  3. notify HCP if hiccups develop
  4. evaluate potential fall risks in the home
A
  1. evaluate potential fall risks in the home
32
Q

SVT on EKG will show as

A

*indiscernible p-wave
NARROW qrs compplex <0.10

33
Q

what to do for slow heart rates (brady’s)

A
  1. Atropine
  2. trancutaneous pacing
34
Q

adenosine function

A

slows rate control

6 mg first then 12
rapid flush

35
Q

treatment for torsades

A

magnesium sulfate

36
Q
A

med surg 3 (4 decks)

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