CHAPTER 49 – ELECTROCARDIOGRAPHY AND PULMONARY FUNCTION TESTING Worksheet

The cardiac ___________________ is a sequence of contraction and relaxation of the heart muscle
__________________________ is the electrical impulse that starts a chain reaction resulting in a contraction of the heart.
A licensed practitioner will order a(n) ___________________________ function test to evaluate a patient's lung volume and capacity.
In order to minimize electrical interference with the ECG, make sure all other ____________ equipment is turned off.
The causes of a wandering baseline include mechanical and ______________________ interference
The resting period of the heart occurs during ________________.
During __________________ echocardiography, the transducer is passed through the esophagus to produce a clearer image of the heart.
_____________________ is life-threatening and the ventricles of the heart appear to quiver because there is no cardiac output
An artifact called a _____________________________ is typically caused by a loose or disconnected wire.
_____________________________________ delivers the ability to view a moving heart.
A ________________________________ is an electrocardiography device with a microchip or small cassette recorder.
_________________________________ is the test used to measure breathing capacity with an instrument called a spirometer.
________________________________________________ is the greatest volume of air that can be expelled when a person performs rapid, forced expiration.