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Intro to ECG > Normal Conduction system > Flashcards

Normal Conduction system Flashcards

1
Q

Which leads represent anteroseptal?

A

V1-V4

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2
Q

Which leads represent anterior?

A

V1-V4

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3
Q

Which leads represent anterolateral?

A

V4-V6

I

aVL

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4
Q

Which leads represent lateral view of the heart?

A

I

aVL

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5
Q

Which leads represent Inferior view of the heart?

A

II

III

aVF

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6
Q

Which leads represent inferolateral view of the heart?

A

II

III

aVF

V5

V6

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7
Q

Name rhythms where there would be a regular narrow QRS complex.

A
  1. Sinus Tachycardia
  2. Supraventricular
  3. Atrial Flutter
  4. Atrial Fibrillation
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8
Q

Name rhythms where there would be a regular wide QRS complex.

A
  1. Sinus tach with aberrancy SVT with aberrancy
  2. Ventricular tachycardia
  3. Ventricular Flutter
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9
Q

Name rhythms where there would be an irregular narrow QRS complex.

A
  1. A fib
  2. A flutter w. variable conduction
  3. Multifocal atrial tachycardia
  4. Sinus disrhythmia
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10
Q

Name rhythms where there would be an irregular wide QRS.

A
  1. Afib with aberrancy
  2. Afib with WPW
  3. ventricular tachycardia
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11
Q

What are the EKG finding for myocardial ischemia?

A

ST depression remote ischemia shown by q wave

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12
Q

What does ST elevation represent on an EKG?

A

acute infarction

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13
Q

What is WAP?

A

Wandering Atrial Pacemaker, multifocal atrial rhythm with a normal cardiac rate

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14
Q

What is MAT?

A

Multifocal Atrial Tachycardia, multifocal atrial rhythm with tachycardia

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15
Q

What is the rhythm associated with chronic obstructive pulmonary disease?

A

MAT

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16
Q

What is a Vectormagnetocardiogram?

A
  1. XYZ-lead system
  2. more info than holter leads 3D visualization and computer analysis
17
Q

What is the normal morphology of a T wave?

A

upright in all leads except aVR

18
Q

Name 2 abnormalities in the T wave.

A
  1. hyperacute
  2. inverted T waves
19
Q

Define hyperacute T waves

A

high wide T waves

20
Q

When would you see inverted T waves?

A
  • normal finding in children
  • myocardial ischaemia
  • infarction
21
Q

When would the QT shorten?

A

faster heart rate

22
Q

When would the QT lengthen?

A

slow heart rate

23
Q

Where should you measure the QT interval?

A

lead II or V5-6

Intro to ECG (8 decks)

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