Dosage Calculations and Proportions

What is the initial dosage of Keflin ordered for the patient?

• 250 milligrams

• 100 milligrams

• 500 milligrams

• 750 milligrams

What is the concentration of Keflin after adding sterile water to the vial?

• 0.5 grams per cc

• 1 gram per cc

• 2 grams per cc

• 0.25 grams per cc

What mathematical method is used to solve the dosage calculation problem?

• Subtraction

• Proportions

• Division

• Addition

Why is a unit conversion necessary in this dosage calculation?

• To convert milligrams to grams

• To convert cc to liters

• To convert grams to milligrams

• To convert grams to kilograms

How many milligrams are equivalent to 0.5 grams?

• 1000 milligrams

• 100 milligrams

• 250 milligrams

• 500 milligrams

What is the value of 'y' in the conversion proportion?

• 100

• 1000

• 250

• 500

What is the final proportion used to solve for the unknown 'x'?

• 500 milligrams to 2 cc

• 500 milligrams to 1 cc

• 250 milligrams to 2 cc

• 250 milligrams to 1 cc

What is the value of 'x' after solving the final proportion?

• 0.25 cc

• 0.5 cc

• 1 cc

• 2 cc

How many cc's of Keflin should be administered to the patient?

• 0.25 cc

• 0.5 cc

• 1 cc

• 2 cc

What is the key takeaway from this dosage calculation example?

• Always use addition for dosage calculations

• Unit conversion is unnecessary

• Proportions are essential for solving dosage problems

• Dosage calculations are always simple