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bonewhit chapter 12
Question | Answer |
---|---|
Amplitude | Refers to the amount, extent, size,abundance, or fullness |
Artifact | Additional electrical activity picked up by the electrocardiograph that interferes with the normal appearance of the ECG cycles |
Atherosclerosis | buildup of fibrous plaques of fatty deposits and cholesterol on the inner walls of the coronary arteries |
Baseline | The flat horizontal line that separates the various waves of the ECG cycle |
Cardiac Cycle | One complete heartbeat |
Dysrhythmia | An irregular heart rhythm; also termed arryhthmia |
ECG Cycle | the graphic representation 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 substance that promotes conduction of an electrical current |
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 normal limits. |
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 spirometer |