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bonwitt chapter 12
Cardiopulmonary procedures (kaylon tackett)
Term | Definition |
---|---|
Amplitude | Refers to amount, extent, size abundance, or fullness |
Artifact | Additional electrical activity picked up by the electrocardiograph that interfers with the normal appearance of the ECG cycles |
Baseline | The flat horizontal line separates the various waves 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 |
Cardiac cycle | one complete heartbeat |
Dyshythmia | An irregular heart rate or rhytm; also termed arrhythmia |
ECG cycle | The graphic representation of a heart beat |
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 elecardiograph |
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 a 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 hypoxemia |
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 |