Chapter 9
Help!
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| How is area calculated? | Length x width
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| What are conversion factors? | Ratios used to convert one unit of measure to another
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| What are some conversion factors for weight? | 1 lb = 0.454kg
2.2 lb = 1kg
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| How is an average (or mean) calculated? | By adding up all the number and dividing by how many numbers were added
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| What is a dosage? | The amount of drug administered to a patient based on the species and body weight.
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| What is the common unit of measurement for dosage? | milligrams of drug per kilogram of body weight, or mg/kg
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| What should you confirm before administering any drug? | Confirm you have the correct: drug, concentration, dose, route of administration, time of administration, animal, drug has not expired
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| Define dose | the amount of drug administered at one time. A dose is commonly calculated for an animal based on its body weight and dosage
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| Define dosage regimen | A prescription for the amount (dose) of a drug to administer, the route of administration, the frequency (as in how many times a day) of administration and the duration of treatment
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| What are some steps to think through to correctly calculate a dose? | Make certain to understand the order and have necessary equipment and medications, identify units given and needed, compute the problem, evaluate your answer
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| What is a solution? | Homogeneous mixtures of two or more constituents. Can take the form of any state of matter (liquid, gas or solid)
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| What are two components of a solution? | Solvent and solute; the solvent dissolves the solute, making the solution
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| What is concentration as expressed as percent solutions? | The solute is a percentage of the solution by weight or volume-by weight: solution % (w/w)
by volume: solution %(v/v)
combination: solution %(w/v)
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| Define percent by volume | The percent of the final solution volume represented by the volume of the solute taken to make the solution (v/v)
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| Define a mole | the weight in grams equal to the value of its molecular weight
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| Define molecular weight | The sum of the atomic weights of the atoms in a molecule
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| What are normal solutions used for? | Representing the concentration of electrolytes in sterile fluids used for injection
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| What do equivalents refer to? | The functionality of a molecule, or in the case of electrolytes, the ion that is free in solution
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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