In the Normal Electrocardiogram,what Does the PR Interval Represent

question 46

Multiple Choice

In the normal electrocardiogram,what does the PR interval represent?

• A) Atrial depolarization
• B) Ventricular depolarization
• C) Atrial activation to onset of ventricular activity
• D) Electrical systole of the ventricles

---

Definitions:

Convergence

The process by which two or more things come together or evolve toward becoming similar or identical, often used in the context of ideas, technologies, or evolutionary biology.

Depth Perception

The ability to perceive the distance of an object as well as the three-dimensional characteristics of objects, allowing for the estimation of distances between objects and the observer.

Eye Muscles

Muscles located around the eyes that enable movements of the eyeball and adjusting the pupil size.

Binocular Disparity

A visual phenomenon where each eye receives a slightly different image, which the brain merges to perceive depth.