Understanding Pharmacology Essentials For Medication Safety By M. Linda Workman
Understanding Pharmacology Essentials For Medication Safety By M. Linda Workman
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Chapter 03: Mathematics Review and Introduction to Dosage Calculation
Complete Chapter Questions With Answers
Sample Questions Are Posted Below
MULTIPLE CHOICE
| a. | Always check the answers with a pharmacist. |
| b. | Ensure the numbers are entered in the correct order. |
| c. | Work the problem by hand and then check all work using the computer. |
| d. | Calculate the answer with the computer and then check the answer by working the problem by hand. |
ANS: B
Remember that math problems are punched into the calculator just like they are written or just like you would say them out loud. For example, 24 ´ 12 is punched in as 2, 4, ´, 1, 2 = answer. If you punch in either of the numbers backward (e.g., 4, 2, ´ 1, 2 or 2, 4, ´, 2, 1) the answer will be wrong.
DIF: Cognitive Level: Remembering REF: p. 46
| a. | Part of a whole number obtained by dividing one number by a larger number. |
| b. | The answer obtained when one number divided another number is always an even number. |
| c. | The smallest unit or part of a number that can be obtained by dividing one number by itself. |
| d. | The dividing point between whole numbers and parts of numbers in a system based on units of ten. |
ANS: A
A fraction is always a part of a whole number. A proper fraction is always less than a single whole number.
DIF: Cognitive Level: Remembering REF: p. 46
| a. | 2 |
| b. | 4 |
| c. | 6 |
| d. | X |
ANS: B
The numerator is always the top number in a fraction that will be divided by the bottom number (denominator).
DIF: Cognitive Level: Remembering REF: p. 46
| a. | Narcotics |
| b. | Niacin |
| c. | Naphthalene |
| d. | Neurotransmitter |
ANS: A
The PINCH term for high alert drugs stands for potassium, insulin, narcotics (also known as opioids), cancer chemotherapy drugs, and heparin or any other drug that strongly affects blood clotting. Niacin is a vitamin. Naphthalene is a poisonous organic chemical that is never used as a drug. A neurotransmitter is a class of biologic chemicals the body makes and uses to control nerve impulses.
DIF: Cognitive Level: Remembering REF: p. 46
| a. | Denominator |
| b. | Subtractor |
| c. | Numerator |
| d. | Dividend |
ANS: A
The top of a fraction is the numerator, the bottom is the denominator.
DIF: Cognitive Level: Remembering REF: p. 46
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