PCCN 12-lead and MI Comprehensive Questions (Frequently Tested) and Complete Solutions Graded A+

PCCN 12-lead and MI
Comprehensive Questions
(Frequently Tested) and Complete
Solutions Graded A+
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Left anterior descending artery (LAD) perfuses which wall of the heart?

-Which ECG Leads will show a STEMI?

-Which ECG leads will show a reciprocal or ST depression?

, -Risk for a papillary muscle rupture in which side of the heart chamber? -
Answer: Septal and Anterior Wall of the heart.



STEMI ECG Leads:

septal V1, V2.

anterior: v3, V4.



Reciprocal ST depression Leads: II, III, avF inferior wall.



Risk for papillary muscle rupture in Left Ventricle.



Circumflex artery perfuses which wall of the heart?

-Which ECG Leads will show a STEMI? - Answer: Lateral Wall of the heart.

STEMI ECG Leads:

Low Lateral Wall: V5, V6,

High Lateral Wall: I, avL.



Right Coronary Artery perfuses which wall of the heart?

-Which ECG Leads will show a STEMI?

-Which ECG leads will show a reciprocal or ST depression?