end of chapter med terms
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| Adventitious sounds | Abnormal breath sounds
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| Afebrile | Without fever; the body temperature is normal.
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| alveolus | thin-walled air sac of the lungs in which the exchange of oxygen and carbon dioxide takes place.
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| antecubital space | the space located at the front of the elbow.
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| antipyretic | an agent that reduces fever
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| aorta | the major trunk of the arterial system of the body. The aorta arises from the upper surface of the left ventricle
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| apnea | temporary cessation of breathing
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| axilla | the armpit
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| bounding pulse | pulse with an increased volume that feels very strong and full.
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| bradycardia | an abnormally slow hear rate (less than 60 BPM)
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| bradypnea | abnormal decrease in the respiratory rate of less than 10 respirations per minute.
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| celcius scale | a temp. scale on on which the freezing point of water is 0 degrees and the boiling point of water is 100 degrees; also called the centigrade scale.
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| coduction | the transfer of energy, such as heat, from one object to another by direct contact
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| convection | transfer of energy, such as heat, through air currents.
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| crisis | sudden falling of an elevated body temp. to normal.
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| cyanosis | blusish discoloration of the skin and mucous membranes
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| diastole | the phase in the cardiac cycle in which the heart arterial wall, which is recorded during diastole.
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| diastolic pressure | the point of lesser pressure on the arterial wall, which is recorded during diastole.
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| dyspnea | shortness of breath or diffficulty in breathing
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| dysrhyhmia | irregular rhythem; also termed arrhythmia
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| eupnea | normal respiration. The rate is 16 to 20 respirations per minute, the rhythm is even and regular, and the depth is normal.
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| exhalation | the act of breathing out
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| fahrenheit scale | a temp scale on which the freezing point of water is 32 degrees and the boiling point of water is 212 degrees.
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| febrile | pertaining to fever
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| fever | a body temp. that is above normal; synonym for pyrexia.
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| frenulum linguae | the midline fold that connects the undersurface of the toungue with the floor of the mouth.
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| Hyperpnea | abnormal increase in the rate and depth of respiration
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| hyperpyrexia | extremly high fever.
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| hypertension | high blood pressure.
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| hyperventilation | abnormally fast and deep type of breathing, usually associated with acute anxiety conditons.
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| hypopnea | abnormal decrease in the rate and depth of respiration
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| hypotention | low blood pressure
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| hypothermia | body temp. that is below normal.
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| hypoxemia | decrease in the oxygen saturation of the bood. Hypoxemia may led to hypoxia
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| hypxia | reduction in the oxygen supply to the tissues of the body
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| inhalation | the act of breathing in
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| intercostal | between the bribs
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| korotkoff sounds | sounds heard during the measurment of blood pressure that are used to determine the systolic and diastolic blood pressure readings.
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| malaise | vague since of body discomfort, weakness, and fatigue that often marks the onset of a disease and continues through the coarse of the illness.
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| manometer | instrument for measuring pressure
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| meniscus | curved surface on a column of liquid in a tube
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| orthopnea | condition in which breathing is easier when an individual is in a sitting or standing position
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| pulse oximeter | computerized device consisting of a probe and monitor used to measure the oxygen saturation of arterial blood
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| pulse oximetry | use of a pulse oximeter to measure the oxygen saturation of arterial blood
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| pulse pressure | difference between the systolic and diastolic pressures
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| pulse rhythm | time interval between heartbeats.
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| pulse volume | the strength of the heartbeat
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| radiation | the transfer of energy, such as heat, in the form of waves.
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| SaO2 (saturation of arterial oxygen) | abbreviation for the percentage of hemoglobin that is saturated with oxygen in arterial blood.
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| SpO2 (saturation of peripheral oxygen) | abbreviation for the percentage of hemoglobin that is saturated with oxygen in arterial bood as measured by a pulse oximeter
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| sphygmomanometer | instrument for measuring aterial blood pressure
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| stethoscope | instrument for amplifying and hearing sounds produced by the body.
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| systole | phase in the cardiac cycle in which the ventricles contract, sending blood out of the heart and into the aorta and pulmonary aorta.
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| systolic pressure | point of maximum pressure on the arterial walls, which is recorded during systole.
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| tachycardia | an abnormally fast heart rate (more than 100 beats per minute)
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| tachypnea | an abnormal increase in the respiratory rate of more than 20 respirations per minute.
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| thready pulse | pulse with a decreased volume that feels weak and thin.
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