Dysrhythmias Flashcards

1
Q

PVCs are only a concern if more than how many occur in one minute

A

6

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2
Q

What to do if pt has 4 PVCs per min

A

Continue to monitor

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3
Q

Diltiazem is used for what

A

Dysrhythmias

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4
Q

Diltiazem

Nursing care and client education

A

Give with food or milk if G.I. distress, good oral care, the boy grapefruit juice, alcohol, and OTC preparations, protect from sun.

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5
Q

Priority for MI

A

Admin O2

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6
Q

S3 indicate which confidion

A

MI

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7
Q

The QRS complex reflux which activity

A

Ventricular depolarization

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8
Q

Ventricular repolarization is reflected where

A

T Wave

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9
Q

Atrial depolarization is reflected where

A

P Wave

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10
Q

Atrial fibrillation criteria

A

Atrial way is the regular and 350 to 600 bpm, ventricular rate is variable and irregular, P wave is chaotic, PR interval is not measurable

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11
Q

Normal PR interval length/time

A

0.12-0.20 seconds

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12
Q

Which cardiac Dysrhythmia is the most life-threatening

A

Ventricular fibrillation

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13
Q

Five small squares equal how much time

A

0.20 seconds

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14
Q

How many large squares equal six seconds

A

30 large

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15
Q

True or false does pain increased myocardial oxygen demand

A

True

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16
Q

Normal PR interval

A

0.12-0.20 seconds

17
Q

Prolonged PR

A

Slowed conduction through AV nose

18
Q

Normal QRS duration is less than ____

A

0.10 seconds

19
Q

ST depression represent

A

Ischemia

20
Q

Nursing care for Chest Pain

A

MONA

Morphine
Oxygen
Nitro
Aspirin

21
Q

Diuretics

Increase or decrease preload

A

Decrease

22
Q

Phase of contractions

A

Atrial depolarization: P Wave
Ventricular Depolarization: QRS
Ventricular Repolarization: T Wave

23
Q

S1 is which valve

A

AV

24
Q

S2 is which valve

A

Semilunar

25
Q

True or False

Aces decrease potassium level

A

False

They increase K level

26
Q

ST elevation means

A

MI

27
Q

Treatment of sinus tachycardia

A

Beta blockers

28
Q

Left bundle branch carries impulses to

A

Left ventricle

29
Q

Right bundle branch Carries impulses to

A

Right ventricle

30
Q

What is depolarization

A

Electrical activation of the heart

31
Q

Repolarization

A

Return to resting state

32
Q

Polarized

A

Means negative

33
Q

Steps in rhythm interpretation

A

Rate, regularity, P waves, PR intervals, QRS widths