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Bonewit Chapter 12
Cardiopulmonary Procedures-Cheyenne Davis
Question | Answer |
---|---|
amplitude | refers to amount, extent, size, abundance, or fullness |
artifact | additional electrical activity piked up by the electrocardiograph that interferes with the normal appearance of ECG cycles |
atherosclerosis | buildup of fibrous plaques of fatty deposits and cholesterol on the inner walls of an artery that causes narrowing, obstruction, Harding of the artery |
baseline | the flat horizontal line that separates the various waves of the ECG cycle |
cardiac cycle | one complete heartbeat |
dysrhythmia | an irregular heart rate or rhythm; also termed arrhythmia |
ECG cycle | the graphic representation of a heartbeat |
electrocardiogram | the graphic representation of the electrical activity of the heart |
electrocardiograph | the instrument used to record the electrical activity of the heart |
electrode | a conductor of electricity, which is used to promote contact between the body and the electrocardiograph |
electrolyte | a chemical that promotes conduction of an electrical current |
flow rate | the number of liters of oxygen per minute that come out of an oxygen delivery system |
hypoxemia | a decrease in the oxygen saturation of the blood |
hypoxia | a reduction in the oxygen supply to the tissues of the body |
interval | the length of a wave or the length of a wave with a segment |
ischemia | deficiency of blood in a body part |
normal sinus rhythm | refers to an ECG that is within normal limits |
oxygen therapy | the administration of supplemental oxygen at concentration greater than room air to treat or prevent hypoxemia |
peak flow rate | the maximum volume of air that can be exhaled when the patient blows into a peak floe meter as forcefully and as rapidly as possible |
segment | the portion of the ECG between two waves |
spirometer | an instrument for measuring air taken into an expelled from the lungs |
spirometry | measurment of an individual's breathing capacity by means of a spirometer |
wheezing | a continuous, high pitched whistling musical sound heard particularly during exhalation and sometimes during inhalation |