Ekg exam help

The anterior surface of the heart consists primarily of the _______.

• Right atrium

• Right ventricle

• Left atrium

Which of the following EKG leads are bipolar leads?

• l,ll,andlll

• V1,V2

• V3,V4,and V5

In atrial tachycardia, the rate is _______.

• 101-250

• 100-250 bpm

• 200-250

What is the QRS duration in  supraventricular tachycardia (SVT)?

• Less than 0.12 seconds

• Greater than 0.25 seconds

Leads V3 and V4 view which portion of the heart?

• Anterior

• Septal

• Inferior

What is the term for a normal rhythm with a rate of greater than 100 beats per minute?

• Sinus tachycardia

• Ventricular tachycardia

Which of the following describes characteristics of atrial fibrillation?

• Atrial rate,

• No clear P waves, irregular rhythm, PR interval not measurable, QRS duration less than 0.12 seconds