Measurement System Flashcards
Metric System
a system of decimal measurement based on meter, liter, and gram
Meter
- 37 inches (basic unit if length)
- subdivision is centimeter=0.39
Liter
32 oz. (basic unit of volume)
-subdivision of a liter, milliliter(0.033), and cubic centimeter(0.03)
Gram
- 035 oz. (basic unit of weight)
- kilogram(1,000 grams) , milligram(1 1/100 grams) , and microgram (1 1/million)
Apothecary System
occasionally used today for weighing and calculating drugs, and therefore should be taken into consideration
- weight=grain
- volume-minim
Household Measurement System
droppers, teaspoons, tablespoons, cups, pints, and quarts, gallons
Time Conversions
12 hr. clock (a.m. and p.m.)
24 hr. clock (used in medical field)
Temperature Conversion
Celsius scale (0-freeezing point water, 100 boiling point) Fahrenheit (32 degrees, 212 degree)
Effects of Drug Dosages and Actions…Age
very young may be more sensitive because of immature body organs; older more sensitive than younger adults
Effects of Drug Dosages and Actions…Gender
women-lower dose because smaller size and higher average body fat
Effects of Drug Dosages and Actions…Mental Attitude
positive thinking and placebo
Effects of Drug Dosages and Actions…Weight
for those who don’t fall in normal weight, it needs to be altered; heavier may require higher doses
Effects of Drug Dosages and Actions…Diet
healthy diet
Effects of Drug Dosages and Actions…Chronic Disease
affect renal system and hepatic
Effects of Drug Dosages and Actions…Children
based on body surface area (BSA)
Minimum Dose
smallest amount of medication that would have any effects
Maintenance Dose
amount of medication necessary to keep a steady drug level
Maximum Dose
largest amount of medication that can be given to an individual before it has a toxic effect
Lethal Dose
amount that would cause death
Loading Drugs
initial high dose to “load up” the bloodstream w/ drugs
Usual
customary dose for body weight
Polypharmacy
simultaneous use of a number of drug to treat a single patient for one or one conditions