Ati dosage calculations quiz
Total Questions : 14
Showing 10 questions, Sign in for moreA nurse is preparing to administer a 100 mcg stat dose of fentanyl IV for a client with severe pain. The amount available is 0.05 mg/mL. How many mL should the nurse administer? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Convertmicrograms(mcg)tomilligrams(mg):
100mcg=0.1mg
Determinetheconcentrationavailable:
0.05mg/mL
Usetheformulatocalculatethevolume:
Volume(mL)=Requireddose(mg)/Concentration(mg/mL)
Volume(mL)=0.1mg/0.05mg/mL
Calculatethevolume:
Volume(mL)=2
A nurse is documenting the Intake & Output on one of his clients for the last 12 hours. The client reported that he had 5 ounces of juice, 6 ounces of coffee, and 12 ounces of water and half an ounce of liquid medication. The client had a urine output of 420 mL and 1 episode of diarrhea. What will the nurse enter on the client's total intake (mL)? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Calculatethetotalintakeinmilliliters:
Convertouncestomilliliters:
Juice:5oz×30mL/oz=150mL
Coffee:6oz×30mL/oz=180mL
Water:12oz×30mL/oz=360mL
Liquidmedication:0.5oz×30mL/oz=15mL
Sumtheintakes:
Totalintake:150mL(juice)+180mL(coffee)+360mL(water)+15mL(medication)=705mL
A nurse is preparing to administer lactulose 15 mL PO once daily. How many tablespoons should the nurse administer? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Convertmilliliterstotablespoons:
tablespoon=15mL
Calculatethenumberoftablespoons:
Numberoftablespoons=15mL/15mL/tablespoon=1tablespoon
A nurse is preparing to administer 2.4 million units of penicillin G intramuscularly for a client who is both positive for HIV and syphilis. The prescriber ordered 2.4 million units IM every week for three consecutive weeks. The available dose comes in a 600,000/mL vial. How many mL of medications would the client receive per dose?
Explanation
Determinethedosagerequired:2.4millionunits
Determinetheconcentrationavailable:600,000units/mL
Usetheformula:
Volume(mL)=Requireddose(units)/Concentration(units/mL)
Volume(mL)=2.4millionunits/600,000units/mL
Calculatethevolume:
Volume(mL)=4
A nurse is preparing to administer tramadol 100 mg PO every 6 hours for a client prior to wound dressing change. The amount available is 50 mg/tablet. How many tablet(s) should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Step by step calculation:
Determinethedosagerequired:100mg
Availabletabletstrength:50mgpertablet
Calculatethenumberoftablets:
Numberoftablets=Requireddose(mg)/Tabletstrength(mg/tablet)=100mg/50mg/tablet
Result:
Numberoftablets=2
A nurse is admitting a client with suspected colorectal cancer. The client weighs 126 lbs. How will the nurse document the client's weight in kilograms? (Round the answer to the nearest tenth. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Rationale:
Step by step calculation:
Convertpoundstokilograms:
1lb=0.453592kg
Calculatetheclient'sweightinkilograms:
126lbs x 0.453592kg/lb=57.272592kg
Roundtothenearesttenth:
57.3kg
A nurse is preparing to administer furosemide 20 mg IV push stat for a client with pulmonary edema. The amount available is 10 mg/mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Step by step calculation:
Determinethedosagerequired:20mg
Determinetheconcentrationavailable:10mg/mL
Usetheformula:
Volume(mL)=Requireddose(mg)/Concentration(mg/mL)
Calculatethevolume:
Volume(mL)=20mg/10mg/mL=2
A nurse has been infusing half a liter of LR to a client with dehydration at a rate of 73 mL/hr. After 6 hours the infusion was discontinued by the provider. The IV fluid was started at 8 am. At what time (using military time) will the nurse document that the IV fluid was discontinued?
Explanation
Step by step calculation:
StarttimeoftheIVfluidinfusion:08:00(militarytime).
Durationoftheinfusion:6hours.
Calculatetheendtime:
08:00+6hours=14:00
A nurse is preparing to administer amoxicillin 500 mg PO every 12 hours for a paediatric client with an ear infection. The amount available is 125 mg/5 mL. How many teaspoons should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use trailing zero.)
Explanation
Step by step calculation:
Determinethedosagerequired:500mg
Availableconcentration:125mg/5mL
CalculatethevolumeinmL:
Volume(mL)=Requireddose(mg)/Concentration(mg/mL)
Volume(mL)=500mg/125mg/5mL=20mL
ConvertmLtoteaspoons:
1teaspoon=5mL
Numberofteaspoons=20mL/5mL/teaspoon=4teaspoons
A nurse is preparing to administer milk of Magnesia 60 mL per day at nighttime for a client with chronic constipation. The amount available is 400 mg/5 mL. How many tablespoons should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)
Explanation
Step by step calculation:
Determinethedosagerequired:60mL
ConvertmLtotablespoons:
- tablespoon=5mL
Calculatethenumberoftablespoons:
Numberoftablespoons=60mL/15mL/tablespoon=4tablespoons
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