Maternity Magnesium Dosage Calculations Quiz

What is the initial loading dose of magnesium sulfate ordered for the patient with eclampsia?

• 4g

• 8g

• 2g

• 6g

What is the goal of using dimensional analysis in the first problem?

• To find hours per gram

• To find milliliters per minute

• To find milliliters per hour

• To find grams per minute

In the second problem, what is the maintenance dose ordered by the healthcare provider?

• 4g per hour

• 3g per hour

• 2g per hour

• 1g per hour

What is the concentration of magnesium in the bag supplied for the maintenance dose in the second problem?

• 4g per 100 mL

• 20g per 500 mL

• 10g per 250 mL

• 6g per 200 mL

In the third problem, what is the loading dose ordered for the patient?

• 4g over 20 minutes

• 6g over 20 minutes

• 10g over 40 minutes

• 8g over 30 minutes

What is the concentration of magnesium in the bag supplied for the loading dose in the third problem?

• 6g per 200 mL

• 20g per 500 mL

• 10g per 250 mL

• 4g per 100 mL

What is the maintenance dose ordered in the third problem?

• 3g per hour

• 1g per hour

• 2g per hour

• 4g per hour

What is the concentration of magnesium in the bag supplied for the maintenance dose in the third problem?

• 4g per 100 mL

• 10g per 250 mL

• 20g per 500 mL

• 6g per 200 mL

What is the calculated infusion rate for the loading dose in the third problem?

• 300 mL per hour

• 450 mL per hour

• 500 mL per hour

• 600 mL per hour

What is the calculated infusion rate for the maintenance dose in the third problem?

• 50 mL per hour

• 25 mL per hour

• 75 mL per hour

• 100 mL per hour