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Bonewit Chapt 12
Cardiopulmonary Toritafout
Term | Definition |
---|---|
baseline | the flat horizontal line that separates the various waves of the ECG cycle |
amplitude | refers to amount, extent, size, abundance, or fullness |
ECG cycle | the graphic representation of a heartbeat |
artifact | additional electrical activity picked up by the electrocardiograph that interferes with the normal appearance of the ECG cycles |
atherosclerosis | buildup of fibous plaques of fatty deposits & cholesterol on the inner walls of the coronary arteries |
cardiac cycle | one complete heartbeat |
electrocardiogram | the graphic representation of the elctrical activity of the heart; known as ECG (or EKG) |
dysrhythmia | an irregular heart rhythm; alter termed arrhythmia |
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 |
interval | the length of a wave or the length of a wave with a segment |
electrolyte | a chemical substance that promotes conduction of an electrical current |
ischemia | deficiency of blood in a body part |
segment | the portion of the ECG between two waves |
normal sinus rhythm | refers to an ECG that is within normal limits |
spirometer | an instrument for measuring air taken into & expelled from the lungs |
spirometry | measurement of an individual's breathing capactiy by means of a spirometer |
wheezing | a continuous high pitched whistling musical sound heard particularly during exhalation and sometimes during exhalation |
hypoxemia | a decrease in the oxygen saturation of the blood |
hypoxia | a reduction in the oxygen supply of the tissues of the body |
flow rate | number of liters of oxygen per min that comes out of an oxygwn delivery system |
peak flow rare | the maximum volume of air that can be exhald when the patients blows into apeak flow meter as forcefully and rapidly as possible |
oxygen therapy | the administration of spplemental oxygen at concentrations greater than room air to treat or prevent hypoxemia |