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Bonewit Ch.12

Bonewit Ch.12 (Kayla Sharp)

TermDefinition
Amplitude Refers to amount,extent,size, abundance,or fullness.
Artifact Additional electrical activity picked up by the electrocardiograph that interferes with the normal appearance of the ECG cycle.
Atherosclerosis Buildup of fibrous plaques of fatty deposits and cholesterol on the inner walls of an artery that causes narrowing, obstruction, and hardening of the artery.
Baseline The flat horizontal line that that separates the various waves of the ECG cycle.
Cardiac cycle One complete heartbeat.
Dysrhythmia An irregular heart rate rhythm; also termed arrhythmia.
ECG cycle The graphic representation of a heartbeat.
Electrocardiogram (ECG) 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 substance 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 the body part.
Normal sinus rhythm Refers to an ECG that is within normal limits.
Oxygen therapy The administration of supplemental oxygen at concentrations greater than room air to treat or prevent hypoxia.
Peak flow rate The maximum volume of air that can be exhaled when the patient blows into a peak flow 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 and expelled from the lungs.
Spirometry Measurement 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.
Created by: kaylasharp
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