PR Interval Flashcards Preview

NP 615 > PR Interval > Flashcards

Flashcards in PR Interval Deck (4)
Loading flashcards...
1
Q

The PR interval is from the ____________.

A

beginning if the P wave to the beginning of the QRS

2
Q

The PR interval is __________.

A

Atrial impulse from the AV node, bundle of HIS, and right and left bundle branches.

3
Q

A short PR interval may indicate that the ______

A

impulse may have originated in an area other than the SA node.

4
Q

A prolonged PR interval may indicate__________.

A

a conduction delay such as digoxin toxicity or heart block.