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Y4 > Cardio > Flashcards

Cardio Flashcards

1
Q

Lateral MI means occlusion in which vessel?

A

Circumflex artery

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2
Q

Inferior MI means occlusion in which vessel?

A

Right Coronary Artery

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3
Q

Anterior MI means occlusion of which vessel?

A

Left Anterior Descending

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4
Q

Which ECG leads show the lateral aspect of the heart?

A

I, V5, V6

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5
Q

Which ECG leads show the anterior aspect of the heart?

A

V1, V2, V3, V4

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6
Q

Which ECG leads show the inferior aspect of the heart?

A

II, III, aVF

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7
Q

How does apixaban work?

A

Factor Xa inhibitor, decreases thrombus development

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8
Q

CHA2DS2 VASc

A 
CHF
Hypertention
Age > 75 (2 points)
Diabetes
Stroke previously (2 points)

Vascular Disease
Age >65
Sex Female

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9
Q

Why stop CCBs in CHF?

A

Negative ionotropic effect on the heart

In CHF you need all the contractility you can get!

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10
Q

How does amioderone prevent arrhythmia

A

Lengthens phase 3 of cardiac action potential (the downhill bit)

This decreases rate as cells can’t depolarise until they have repolarised

mechanism: Blocks potassium efflux

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Y4 (2 decks)

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