Key Terms

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Across
  1. 1. - a number that represent a chemical element’s capacity to combine with others to form a molecule of a stable new compound, based on the number and activity of the exterior electrons
  2. 3. - a comparison of equal ratios; the product of the means equal the product of the extremes
  3. 6. volume (dv) - the volume that a diluent takes up in a solution
  4. 9. System - A system of measurement based on the apothecary system; units of measure include the ounce, pound, drop, teaspoon, tablespoon, and cup
  5. 11. Zero - a zero that is placed in the ones place in a number less than zero that is being represented by a decimal value
  6. 12. Time - (similar to international time) a measure of time based on a 24-hour clock in which midnight is 0000, noon is 1200, and the minute before midnight is 2359; also referred to as 24-hour time
  7. 13. Gravity - The ratio of the weight of a substance compared to an equal volume of water when both are the same temperature at sea level
  8. 14. System of Measurement - a measurement system based on subdivisions and multiples of 10; made up of three basic units: meter, gram, and liter
  9. 16. Ratio - switching the numerator with the denomination in a ratio
  10. 17. (gr)- a small dry-weight unit of measurement in the apothecary system (e.g., 5 grains [5 gr] of aspirin are equivalent to approximately 325 mg)
  11. 18. volume (tv) - the full amount of the final volume in a drug product with all ingredients, the solutes and diluent solution
  12. 21. Alter Method - method of calculating the the proportions of two different substances to be combined in a new product to create a different concentration of the active ingredient
  13. 22. Volume (PV) - The amount of space occupied by a medication in a sterile vial, used for reconstitution; equal to the difference between the total volume (tv) and the volume of the diluting ingredient, or the diluent volume (dv)
  14. 23. - an abbreviation for the solution Dextrose 5% in Water, and common IV solution
Down
  1. 2. Ratios - Two ratios that have the same value; for example ½ and 4/8
  2. 4. system of measurement - (also known as the British Imperial System) a system of measurements used historically across the world the British Empire with inches, feet, yards, furlongs, and miles, as well as fathoms and nautical miles, fluid ounces, drams, pints, quarts and gallons; grains, pounds, stones, and tons
  3. 5. - the ability to maintain a drug’s potency and integrity in its compounded form
  4. 7. solution - dissolved mineral salts in a fluid
  5. 8. - a comparison of numerical values
  6. 10. Numeral System - a mathematical system in which numerical values are expressed in either capital or lowercase letters
  7. 15. Use Date (BUD) - The last recommend date for administration provided by a compounding facility
  8. 19. Strength - the portion, or ratio, of the active strength ingredient to the whole drug product
  9. 20. - (used as a verb) the action of hand-preparing a new pharmaceutical product by mixing, combining, or integrating ingredients; (used as a noun) the resulting prepared product, which can be sterile on non-sterile