Question | Answer |
Refers to the amount, extent, size, abundance, or fullness | Amplitude |
Additional electrical activity picked up by the electrocardiograph that interferes with the normal appearance of the ECG cycles | Artifact |
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 | Atherosclerosis |
The flat horizontal line that separtes the various waves of the ECG cycle | Baseline |
One complete heartbeat | Cardiac Cycle |
An irregular heart rate or rhythm; also termed arrhythmia | Dysrhythmia |
The graphic representation of a heartbeat | ECG cycle |
The graphic representation of the electrical activity of the heart | Electrocardiogram (ECG) |
The instrument used to record the electrical activity of the heart | Electrocardiograph |
A conductor of electricity, which is used to promote contact between the body and the electrocardiograph | Electrode |
A chemical substance that promotes conduction of an electrical current | Electrolyte |
THe number of liters of oxygen per minute that come out of an oxygen delivery system | Flow rate |
A decrease in the oxygen saturation of the blood | Hypoxemia |
A reduction of the oxygen supply to the tissues of the body | Hypoxia |
The length of a wave or the length o a wave with a segment | Interval |
Deficiency of blood in a body part | Ischemia |
Refers to an ECG that is within normal limits | Noraml sinus rhythm |
The administration of supplemental oxygen at concentrations greater than room air to treat or prevent hypoxemia | Oxygen therapy |
THe maximun volume of air that can be exhaled when the patient blows into a peak flow meter as forcefully and as rapidly as possible | Peak flow rate |
THe portion of the ECG between two waves | Segment |
An instrument for measuring air taken into and expelled from the lungs | Spirometer |
Measurment of an individuals breathing capacity by means of a spirometer | Spirometry |
A continuous, high-pitched whistling musical sound heard particulary during exhalation and sometimes during inhalation. | Wheezing |