Question 1
A QRS complex that has both an R and an R' wave will have
◦ one negative deflection.
◦ one positive deflection.
◦ two negative deflections.
◦ two positive deflections.
Question 2
The area of the conduction system that initiates the impulse is called the
◦ lead.
◦ bundle of His.
◦ internodal tract.
◦ pacemaker.