For all rhythms that originate in the sinus node, you would expect the P wave in Lead II to be:
A)inverted or flattened.
B)characteristically peaked.
C)upright and uniform.
D)biphasic or notched.

Question

Quizplus · Accepted Answer

Sinus node rhythms should have an upright and uniform P wave in Lead II, as the impulses travel smoothly and evenly through the atria, causing uniform depolarization and subsequently causing an upright P wave.

For All Rhythms That Originate in the Sinus Node, You