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Nurse Dive Free Nursing Practice Question
A patient is to receive 900 mg of a drug, supplied as 300 mg tablets. How many tablets should be administered?
A. 2 tablets
Calculation: Ordered Dose = 900 mg Available Dose = 300 mg Number of tablets = Ordered Dose / Available Dose = 900 / 300 = 3 tablets
B. 5 tablets
Calculation: Ordered Dose = 900 mg Available Dose = 300 mg Number of tablets = Ordered Dose / Available Dose = 900 / 300 = 3 tablets
C. 3 tablets
Calculation: Ordered Dose = 900 mg Available Dose = 300 mg Number of tablets = Ordered Dose / Available Dose = 900 / 300 = 3 tablets
D. 4 tablets
Calculation: Ordered Dose = 900 mg Available Dose = 300 mg Number of tablets = Ordered Dose / Available Dose = 900 / 300 = 3 tablets
This question is an excerpt from Nurse Dive's nursing test bank - Ati Lpn Med Math Proctored Exam. Take the full exam now
Full Explanation
Calculation:
Ordered Dose = 900 mg
Available Dose = 300 mg
Number of tablets = Ordered Dose / Available Dose
= 900 / 300
= 3 tablets
Similar Questions
What information on a drug label is essential for avoiding drug interactions?
A. Lot number
Lot number: The lot number identifies a specific production batch for tracking purposes but does not provide information about potential drug interactions.
B. Storage conditions
Storage conditions: Storage instructions ensure drug stability and efficacy but do not indicate interactions with other medications.
C. Manufacturer's address
Manufacturer's address: The manufacturer’s contact information is useful for reporting issues or inquiries but does not help prevent drug interactions.
D. Active ingredients
Active ingredients: Knowing the active ingredients allows the nurse to identify potential interactions with other medications the patient is taking. This information is crucial for preventing harmful effects, duplications, or contraindicated combinations.
Full Explanation
Rationale:
A. Lot number: The lot number identifies a specific production batch for tracking purposes but does not provide information about potential drug interactions.
B. Storage conditions: Storage instructions ensure drug stability and efficacy but do not indicate interactions with other medications.
C. Manufacturer's address: The manufacturer’s contact information is useful for reporting issues or inquiries but does not help prevent drug interactions.
D. Active ingredients: Knowing the active ingredients allows the nurse to identify potential interactions with other medications the patient is taking. This information is crucial for preventing harmful effects, duplications, or contraindicated combinations.
What is the metric prefix for one-thousandth (0.001)?
A. Centi-
Centi-: The prefix "centi-" represents one-hundredth (0.01) of a unit, not one-thousandth.
B. Micro-
Micro-: "Micro-" represents one-millionth (0.000001) of a unit, which is much smaller than one-thousandth.
C. Deci-
Deci-: "Deci-" denotes one-tenth (0.1) of a unit, not one-thousandth.
D. Milli-
Milli-: "Milli-" represents one-thousandth (0.001) of a unit, making it the correct metric prefix for this value, commonly used in milligrams (mg) and milliliters (mL).
Full Explanation
Rationale:
A. Centi-: The prefix "centi-" represents one-hundredth (0.01) of a unit, not one-thousandth.
B. Micro-: "Micro-" represents one-millionth (0.000001) of a unit, which is much smaller than one-thousandth.
C. Deci-: "Deci-" denotes one-tenth (0.1) of a unit, not one-thousandth.
D. Milli-: "Milli-" represents one-thousandth (0.001) of a unit, making it the correct metric prefix for this value, commonly used in milligrams (mg) and milliliters (mL).
A medication is ordered as 0.2 g. The available form is 100 mg tablets. How many tablets should be given?
A. 2.5 tablets
Calculation: Ordered Dose = 0.2 g Available Dose = 100 mg Convert Ordered Dose to mg Ordered Dose = 0.2 × 1000 = 200 mg Number of tablets = Ordered Dose / Available Dose = 200 / 100 = 2 tablets
B. 3 tablets
Calculation: Ordered Dose = 0.2 g Available Dose = 100 mg Convert Ordered Dose to mg Ordered Dose = 0.2 × 1000 = 200 mg Number of tablets = Ordered Dose / Available Dose = 200 / 100 = 2 tablets
C. 4 tablets
Calculation: Ordered Dose = 0.2 g Available Dose = 100 mg Convert Ordered Dose to mg Ordered Dose = 0.2 × 1000 = 200 mg Number of tablets = Ordered Dose / Available Dose = 200 / 100 = 2 tablets
D. 2 tablets
Calculation: Ordered Dose = 0.2 g Available Dose = 100 mg Convert Ordered Dose to mg Ordered Dose = 0.2 × 1000 = 200 mg Number of tablets = Ordered Dose / Available Dose = 200 / 100 = 2 tablets
Full Explanation
Calculation:
Ordered Dose = 0.2 g
Available Dose = 100 mg
- Convert Ordered Dose to mg
Ordered Dose = 0.2 × 1000
= 200 mg
Number of tablets = Ordered Dose / Available Dose
= 200 / 100
= 2 tablets