Which Portion of the ECG Tracing Represents Ventricular Depolarization

question 5

Multiple Choice

Which portion of the ECG tracing represents ventricular depolarization?

• A) T wave
• B) P wave
• C) PR interval
• D) QRS complex

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Definitions:

Birds

Warm-blooded vertebrates characterized by feathers, beaks, and typically the ability to fly, with some exceptions like ostriches.

Gizzard

Of birds and some other animals, a digestive chamber lined with a hard material that grinds up food.

Acidic Chyme

The partially digested, acidic food mixture that moves from the stomach to the small intestine.

Heartburn

A discomforting burning sensation in the chest, usually occurring after eating, caused by stomach acid refluxing back into the esophagus.