The Electrocardiograph

patient a restricted form doing which of the following while wearing a holter monitor?

• Exercise
• Smoking
• Sexual Activity
• Taking a shower

An EKG technician detects a U wave, and the patient reports chest pain and discomfort. which of the following is an appropriate action for the technician to take?

• Reposition the patient's chest electrodes
• Perform another EKG recording
• notify the patient's physician
• Check the patient and the room for causes of artifact interference

A technician is preparing a patient for a 12 lead EKG. which of the following is the correct placement for lead V4?

• 5th intercostal space at the midclavicular line
• 4th intercostal space at the midaxillary line
• 5th intercostal space at midaxillary line
• 4th intercostal space at the midclavicular line

Which wave is missing?

• P
• Q
• R
• T

Which of the following lead groups are bipolar leads?

• A. leads 1,2 and 3

• B. leads 1 and 2

• C. leads 2 and 3

Leg electrodes are only used for?

• A. grounding

• B. aorta

• C. output

Leads V1 through V6 are collectively known as____.

• A. aorta

• B. cardiac

• C. precordial (chest)

What is the hearts primary pacemaker?

• A. AV node

• B. SA node

• C. BBB

What is more medically correct term for the clotting of an artery?

• A. ischemia

• B. cardiac output

• C. occlusion

When the Atria depolarize(or contract), what is shown on the EKG tracing?

• A. p wave

• B. QRS complex

• C. T wave