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Fundamentalls-Ch.32 Vocab
Vocab
45
Nursing
Undergraduate 1
09/17/2012

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Cards

Term
Afebrile
Definition
to break a fever
Term
Antipyretics
Definition
drugs that reduce fever
Term
Ausculatory Gap
Definition
temporary disappearance of sound. It typically occurs btwn 1st and 2nd Korotkoff sounds
Term

 

Basal Metabolic Rate (BMR)

Definition
the average depends on the body surface area. calculated as calories per per hour per square meter of body surface compared with normal standard
Term
Blood Pressure
Definition
force exerted ont the walls of an artery
Term
Bradycardia
Definition
slow rate, below 60 beats per minute in adults
Term
Vital Signs
Definition
Temperature, Pulse, BP, Respiratory Rate, and oxygen Saturation, pain
Term
Core Temperature
Definition
temperature of the deep tissues
Term
Thermoregulation
Definition
physiological and behavioral mechanisms regulate the balance btwn heat loss and heat produced
Term
Hypothalamus
Definition
controls body temperature the same way a thermostat in a home does
Term
Shivering
Definition
involuntary body response to temperature differences in the body
Term
Nonshivering Thermogenesis
Definition
occurs primarily in neonates
Term
Radiation
Definition
transfer of heat from the surface of one object to the surface of another without direct contact btwn the two
Term
Conduction
Definition
transfer of heat from one object to another with direct contact
Term
Convection
Definition
transfer of heat away by air movement
Term
Evaporation
Definition
transfer of heat energy when a liquid is changed to a gas
Term
Diaphoresis
Definition
is visible perspiration primarily occurring on the forehead and upper thorax, and other places on body
Term
Pyrexia
Definition
fever
Term
Fever
Definition
occurs bc heat-loss mechanisms are unable to keep pace with excess heat production, resulting in an abnormal rise in body temp
Term
Pyrogens
Definition
bacteria and viruses; elevate body temp
Term
Febrile
Definition
pertained to or characterized by fever
Term
Fever of Unknow Origin (FUO)
Definition
refers to a fever whose etiology(cause) cannot be determined
Term
Hyperthermia
Definition
elevated body temp related to the body's inability to promote heat loss or reduce heat production
Term
Malignant Hyperthermia
Definition
hereditary condition of uncontrolled heat production, occurring when susceptible persons receive certain anesthetic drugs
Term
Heatsroke
Definition
a dangerous heat emergency with a high mortality rate
Term
Heat Exhaustion
Definition
occurs when profuse diaphoresis results in excess water and electrolyte loss
Term
Hypothermia
Definition
heat loss during prolonged exposure to cold overwhelms the body's ability to produce heat; classified by core temp measurements
Term
Frostbite
Definition
occurs when body is exposed to subnormal temperatures
Term
Cardiac Output
Definition
volume of blood pumped by the heart during 1 minute ; product of heart rate(HR),  and the ventricle's stroke volume(SV)
Term
Radial Pulse
Definition
used to teach clients to learn how to monitor their own heart rates
Term
Tachycardia
Definition
abnormally elevated heart rate, above 100 beats per minute in adults
Term
Pulse Deficit
Definition
inefficient contraction of the heart that fails to transmit a pulse wave to the peripheral pulse site
Term
Dysrhythmia
Definition
abnormal rhythm from an interval interrupted by an early or late  beat or a missed beat
Term
Ventilation
Definition
movement of gases in and out of the lungs
Term
Diffusion
Definition
the movement of oxygen and CO2 btwn the alveoli and the RBC's
Term
Perfusion
Definition
distribution of RBC's to and from the pulmonary capillaries
Term
Hypoxemia
Definition
low levels of arterial O2
Term
Eupnea
Definition
Normal rate and depth of ventilation
Term
Systolic Pressure
Definition
peak of maximum pressure when ejection occurs
Term
Diastolic Pressure
Definition
blood remaining in the arteries exerts a minimum; ventricles relax
Term
Pulse Pressure
Definition
difference btwn systolic and diastolic pressure
Term
Hematocrit
Definition
percentage of RBC's in the blood
Term
Hypertension
Definition
persistently high blood pressure; most common alteration in BP; Diastolic =greater than 90 mm Hg; Systolic=greater than 140 mm Hg
Term
Hypotension
Definition
present when the systolic BP falls to 90 mm Hg or below
Term
Orthostatic Hypotension/Postural Hypotension
Definition
occurs when a normotensive person develops symptoms and low BP when rising to an upright position
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