EKG Waves Review

Which wave is marked with an X?

• U wave

• T wave

• P wave

• QRS Complex

What does the P wave represent?

• Ventricular Depolarization

• Atrial Depolarization

• Atrial Repolarization

• Ventricular Repolarization

Which of the following waves is marked by the X in the image?

• T wave

• P wave

• QRS Complex

• U wave

What does the T wave represent?

• Ventricular Depolarization

• Ventricular Repolarization

• Atrial Depolarization

• Atrial Repolarization

Widened QRS complexes on an EKG tracing are signs of

• Hypertension

• An atrial dysrhythmia

• Myocardial infarction

• A ventricular dysrhythmia

Which wave is marked by X on the image?

• P wave

• R wave

• T wave

• Q wave

What is the R-R interval used to determine?

• Heart rate

• Atrial dysrhythmias

• It is not used to determine anything.

• Rhythm regularity

Which of these series represents the depolarization and repolarization of the ventricles?

• QRS complex, T wave

• P wave, QRS complex

• QRS complex, T wave, U wave

• T wave, U wave, P wave

A run of ventricular tachycardia is occurring when three __________________ appear in a row.

• Bundle branch blocks

• Ventricular escape beats

• Premature junctional contractions

• Premature ventricular contractions