103 chapter 52
Calculate the sum of 1.06 and 0.84.
1.9
10,000 mcg would be equivalent to ________ mg.
10
All of the following ratios are equivalent to the ratio of 1:2 EXCEPT ________. A. 15:25 B. 10:20 C. 2:4 D. 5:10
15:25
The doctor prescribed 80 mg of Lasix. The medication is available as 40 mg in one cc of Lasix. How many cc of Lasix are required to get 80 mg?
2
2,500 mg converts to ________ g.
2.5
3.5 g equals ________ mg.
3,500
Given that 1 grain = 65 mg, 50 grains is equivalent to ________ mg.
3250
The ________ is considered to be the oldest system of measurement.
Apothecary system
________ is the most common calculation of drug dosage for children, especially because the weight of different children of the same age can vary significantly.
Clark's rule
Using the metric system, a ________ is 10 of a unit.
Deka
All of the following are abbreviations for liquid measure EXCEPT ________. A. dr B. fl oz C. tsp D. mL
Dr
The two systems of weights and measures used to calculate medication doses are the apothecary system and the metric system. T or F
False
Which of the following is a method of drug calculation? A. Value method B. Fractional method C. Ratio method D. Proportion method
Ratio method
1/2 is the same as 0.5 and the ratio of 1:2. T or F
True
One fluid ounce is equal to 30 mL. T or F
True
The common units of measure for the metric system are the liter (volume), the gram (weight), and meter (length). T or F
True
Clark's rule is based on the ________ of the child.
Weight
Which of the following is the correct abbreviation for drop?
gtt
Which of the following means one-thousandth of a unit? A. 0.1 B. 0.001 C. 0.01 D. 0.0001
0.001
The doctor prescribed 500 mg, and available is 1,000 mg/cc vial. How many cc should be administered?
0.5
The physician prescribed penicillin 250 mg. The bottle from the supply cabinet is labeled, "Penicillin 500 mg per cc." The correct amount to administer would be ________ cc.
0.5
The doctor prescribed 3 mg/kg twice daily for 5 days. The child weighs 35 pounds and the medication is available as 50 mg/mL. How many mL should be administered to the child for each dose? Round the answer to the hundredth place.
0.95
Given that 1 kg = 2.2 lb, 77 lb is equivalent to ________ kg.
35
1/2 is equal to 0.50, which is also equal to ________ percent.
50
To determine the amount of a drug needed using the formula method, which of the following formulas should you use? A. H/D/Q B. D/H × Q C. H/D × Q D. D × H × Q
D/H x Q
Which of the following abbreviations means cubic centimeter?
cc
Which method or rule utilizes desired dose, dose on hand, and quantity or unit of the on-hand dose to calculate a dosage?
Formula method
The doctor prescribed 10 grains of medication, and available is 2.5 grains per tablet. How many tablets should be administered to the patient?
Four
The body weight method uses calculations based on the patient's weight in ________.
Kilograms
The leading zero rule means to place a 0 in front of the decimal when writing a number that is less than 1. T or F
True