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EKG > Week 2 > Flashcards

Week 2 Flashcards

1
Q

P Wave

A

Created by atrial depolarization

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2
Q

QRS Complex

A

Created by ventricular depolarization

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3
Q

T Wave

A

created by ventricular repolarization

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4
Q

U Wave

A

No significance/ Ignore

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5
Q

Upright Wave

A

Positive Wave

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6
Q

Inverted Wave

A

Negative Wave

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7
Q

What does the PR Segment also serve as?

A

The Baseline (reference line/ isometric line)

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8
Q

What is the ST Segment?

A

Represents the beginning of ventricular repolarization

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9
Q

Where is the ST Segment?

A

the flat line between the end of the S wave and the beginning of the T Wave

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10
Q

What does the ST Segment Diagnose?

A

Used to diagnose angina pectoris and myocardial infarction. (MUST BE BASELINE)

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11
Q

What is the QT Interval?

A

Represents the time between ventricular depolarization and repolarization

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12
Q

Where is the QT Interval?

A

The beginning of the R wave to the end of the T Wave.

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13
Q

What does one small box equal?

A

0.04 seconds

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14
Q

How many seconds does a big box equal?

A

0.20 seconds

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15
Q

What is a Normal HR?

A

60-100 BPM

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16
Q

Tachycardia

A

More than 100 BPM

17
Q

Bradycardia

A

Less than 60 BPM

18
Q

What does the PR Interval represent?

A

Represents the time taken by the impulse to travel from the SA Node to the Bundle of His

19
Q

Where is the PR Interval?

A

Beginning of the P wave to the beginning of the QRS complex

20
Q

What is a Normal PR Interval?

A

0.12-0.20 sec

21
Q

Prolonged PR Interval

A

Longer that .20 sec

22
Q

What is the prolonged PR interval condition called?

A

First Degree Heart Block

23
Q

what does V1 and V2 look at

A

the right side of the heart

24
Q

What does V3 and V4 look at?

A

the interventricular septum

25
Q

What does V5 and V6 look at?

A

the left side of the heart

EKG (3 decks)

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