Answer to Question 1
ANS: T
The use of an ESU is usually avoided when a surgical procedure is performed on a patient with a pacemaker. Electromagnetic interference may affect the pulse generator, depending on the type of pacemaker.
Answer to Question 2
ANS: B
A pacemaker consists of a generator and leads, which produces electrical impulses to stimulate electromyocardial conduction and correct dysrhythmias.