Dosages by Weight Test Questions and Answers Rated A
A nurse is preparing to administer epoetin alfa 50 ANSWER -2.2 lb/kg x 32 lb = 14.545454 kg
units/kg subcutaneous toa preschooler who
weighs 40 lb. Available is epoetin alfa 2,000 50 mg/kg x 14.545454 kg = 727.272727 mg
units/ml. How many ml should the nurse
administer? 727.272727 mg / 4 (Q6H) = 181.818181 mg
(Round to the nearest whole number. Use a
leading 0 if it applies. Don't use a trailing zero.) - 200 mg/5ml x 181.818181 mg = 4.545454 mL
ANSWER -2.2 lb/kg = 40 lb -> 18.181818
kg ANS: 4.5 ml
50 units/kg x 18.181818 kg = 909.090909 units
2,000 units/ml = 909.090909 units -> 0.454545ml A nurse is preparing to administer gentamicin to
a client who weighs 165 lb. The medication
ANS: 0.45 ml reference recommends administering 2 mg/kg IM
every 8 hr. How many mg should the nurse plan
to administer per dose?
(Round to the nearest whole number.) -
A nurse is preparing to administer phenytoin 5 ANSWER -2.2 lb/kg x 165 lb = 75 kg
mg/kg/day PO divided equally every 12 hr for an
infant who weighs 12 lb 4 oz. How many mg 2 mg/kg x 75 kg = 150 mg
should the nurse administer per dose?
(Round to the nearest whole number. Use a ANS: 150 mg
leading 0 if it applies. Don't use a trailing zero.) -
ANSWER -16 oz/lb x 4 oz = 0.25lb
12 lb + 0.25 lb = 12.25 lb A nurse is preparing to administer phenytoin 15
mg/kg/day PO divided in three equal doses to a
2.2 lb/kg x 12.25 lb = 5.568181 kg client who weighs 120 lb. Available is phenytoin
suspension 125 mg/5ml. How many ml should
5 mg/kg x 5.568181 kg = 27.840909 mg the nurse administer per dose?
(Round to the nearest whole number.) -
27.840909 mg / 2(Q12H) = 13.920454 mg ANSWER -2.2 lb/kg x 120 lb = 54.545454
kg
ANS: 13.9 mg
15 mg/kg x 54.545454 kg = 818.18181 mg
818.18181 mg / 3 = 272.727272 mg
A nurse is preparing to administer erythromycin
ethyl succinate 50 mg/kg/day PO divided in 125 mg/5 ml x 272.727272 mg = 10.909090 ml
equal doses every 6 hr to a toddler who weighs
32 lb. Available is erythromycin ethylsuccinate ANS: 10.9 ml
suspension 200mg/5ml. How many ml should the
nurse administer per dose?
(Round to the nearest whole number. Use a
leading 0 if it applies. Don't use a trailing zero.) - A nurse is preparing to administer cefdinir to a
1/5
, Dosages by Weight Test Questions and Answers Rated A
child who weighs 44 lb. The medication
reference recommends administering 7 mg/kg
PO every 12 hr. How many mg should the nurse A nurse is preparing to administer amikacin IM to
plan to administer per dose? a client who weighs 176 lb. The medication
(Round to the nearest whole number.) - reference states that the safe dosage range is
ANSWER -2.2 lb/kg x 22 lb = 20 kg 7.5 to 15 mg/kg/day divided every 12 to 24 hr.
What is the maximum safe dose the nurse should
7 mg/kg x 20 kg = 140 mg expect to administer per day?
(Round to the nearest whole number.) -
ANS: 140 mg ANSWER -2.2 lb/kg x 176 lb = 80 kg
15 mg/kg x 80 kg = 1200 mg
A nurse is preparing to administer potassium ANS: 1200 mg
gluconate 3 mEq/kg/day PO divided in equal
doses every 6 hr to a preschooler who weighs 42
lb. Available is potassium gluconate liquid 20
mEq/15ml. How many ml should the nurse A nurse is caring for an infant who weighs 11 lb 4
administer per dose? oz. What is the infant's weight in lb?
(Round to the nearest whole number.) - (Round to the nearest whole number.) -
ANSWER -2.2 lb/kg x 42 lb = 19.090909 kg ANSWER -16 oz/lb x 4 oz = 0.25 lb
3 mEq/kg x 19.090909 kg = 57.272727 mEq 11 lb + 0.25 lb = 11.25 lb
57.272727 mEq / 4(Q6H) = 14.318181 mEq ANS: 11.25 lb
20 mEq/15 ml x 14.318181 mEq = 10.738636 ml
ANS: 11 ml A nurse is converting a toddler's weight from lb to
kg. If the toddler weighs 17 lb 9 oz, what is the
toddler's weight in kg?
(Round to the nearest whole number.) -
A nurse is preparing to administer ceftazidime 40 ANSWER -16 oz/lb x 9 oz = 0.5625 lb
mg/kg IV bolus every 8 hr to a toddler who
weighs 22 lb. Available is ceftazidime injection 40 17 lb + 0.5625 lb = 17.5625 lb
mg/ml. How many ml should the nurse
administer per dose? 2.2 lb/kg x 17.5625 lb = 7.982954 kg
(Round to the nearest whole number.) -
ANSWER -2.2 lb/kg x 22 lb = 10 kg ANS: 8 kg
40 mg/kg x 10 kg = 400 mg
40 mg/ml x 400 mg = 10 ml A nurse is converting an infant's weight from lb to
kg. If the infant weighs 10 lb 4 oz, what is the
ANS: 10 ml infant's weight in kg?
(Round to the nearest whole number.) -
2/5
A nurse is preparing to administer epoetin alfa 50 ANSWER -2.2 lb/kg x 32 lb = 14.545454 kg
units/kg subcutaneous toa preschooler who
weighs 40 lb. Available is epoetin alfa 2,000 50 mg/kg x 14.545454 kg = 727.272727 mg
units/ml. How many ml should the nurse
administer? 727.272727 mg / 4 (Q6H) = 181.818181 mg
(Round to the nearest whole number. Use a
leading 0 if it applies. Don't use a trailing zero.) - 200 mg/5ml x 181.818181 mg = 4.545454 mL
ANSWER -2.2 lb/kg = 40 lb -> 18.181818
kg ANS: 4.5 ml
50 units/kg x 18.181818 kg = 909.090909 units
2,000 units/ml = 909.090909 units -> 0.454545ml A nurse is preparing to administer gentamicin to
a client who weighs 165 lb. The medication
ANS: 0.45 ml reference recommends administering 2 mg/kg IM
every 8 hr. How many mg should the nurse plan
to administer per dose?
(Round to the nearest whole number.) -
A nurse is preparing to administer phenytoin 5 ANSWER -2.2 lb/kg x 165 lb = 75 kg
mg/kg/day PO divided equally every 12 hr for an
infant who weighs 12 lb 4 oz. How many mg 2 mg/kg x 75 kg = 150 mg
should the nurse administer per dose?
(Round to the nearest whole number. Use a ANS: 150 mg
leading 0 if it applies. Don't use a trailing zero.) -
ANSWER -16 oz/lb x 4 oz = 0.25lb
12 lb + 0.25 lb = 12.25 lb A nurse is preparing to administer phenytoin 15
mg/kg/day PO divided in three equal doses to a
2.2 lb/kg x 12.25 lb = 5.568181 kg client who weighs 120 lb. Available is phenytoin
suspension 125 mg/5ml. How many ml should
5 mg/kg x 5.568181 kg = 27.840909 mg the nurse administer per dose?
(Round to the nearest whole number.) -
27.840909 mg / 2(Q12H) = 13.920454 mg ANSWER -2.2 lb/kg x 120 lb = 54.545454
kg
ANS: 13.9 mg
15 mg/kg x 54.545454 kg = 818.18181 mg
818.18181 mg / 3 = 272.727272 mg
A nurse is preparing to administer erythromycin
ethyl succinate 50 mg/kg/day PO divided in 125 mg/5 ml x 272.727272 mg = 10.909090 ml
equal doses every 6 hr to a toddler who weighs
32 lb. Available is erythromycin ethylsuccinate ANS: 10.9 ml
suspension 200mg/5ml. How many ml should the
nurse administer per dose?
(Round to the nearest whole number. Use a
leading 0 if it applies. Don't use a trailing zero.) - A nurse is preparing to administer cefdinir to a
1/5
, Dosages by Weight Test Questions and Answers Rated A
child who weighs 44 lb. The medication
reference recommends administering 7 mg/kg
PO every 12 hr. How many mg should the nurse A nurse is preparing to administer amikacin IM to
plan to administer per dose? a client who weighs 176 lb. The medication
(Round to the nearest whole number.) - reference states that the safe dosage range is
ANSWER -2.2 lb/kg x 22 lb = 20 kg 7.5 to 15 mg/kg/day divided every 12 to 24 hr.
What is the maximum safe dose the nurse should
7 mg/kg x 20 kg = 140 mg expect to administer per day?
(Round to the nearest whole number.) -
ANS: 140 mg ANSWER -2.2 lb/kg x 176 lb = 80 kg
15 mg/kg x 80 kg = 1200 mg
A nurse is preparing to administer potassium ANS: 1200 mg
gluconate 3 mEq/kg/day PO divided in equal
doses every 6 hr to a preschooler who weighs 42
lb. Available is potassium gluconate liquid 20
mEq/15ml. How many ml should the nurse A nurse is caring for an infant who weighs 11 lb 4
administer per dose? oz. What is the infant's weight in lb?
(Round to the nearest whole number.) - (Round to the nearest whole number.) -
ANSWER -2.2 lb/kg x 42 lb = 19.090909 kg ANSWER -16 oz/lb x 4 oz = 0.25 lb
3 mEq/kg x 19.090909 kg = 57.272727 mEq 11 lb + 0.25 lb = 11.25 lb
57.272727 mEq / 4(Q6H) = 14.318181 mEq ANS: 11.25 lb
20 mEq/15 ml x 14.318181 mEq = 10.738636 ml
ANS: 11 ml A nurse is converting a toddler's weight from lb to
kg. If the toddler weighs 17 lb 9 oz, what is the
toddler's weight in kg?
(Round to the nearest whole number.) -
A nurse is preparing to administer ceftazidime 40 ANSWER -16 oz/lb x 9 oz = 0.5625 lb
mg/kg IV bolus every 8 hr to a toddler who
weighs 22 lb. Available is ceftazidime injection 40 17 lb + 0.5625 lb = 17.5625 lb
mg/ml. How many ml should the nurse
administer per dose? 2.2 lb/kg x 17.5625 lb = 7.982954 kg
(Round to the nearest whole number.) -
ANSWER -2.2 lb/kg x 22 lb = 10 kg ANS: 8 kg
40 mg/kg x 10 kg = 400 mg
40 mg/ml x 400 mg = 10 ml A nurse is converting an infant's weight from lb to
kg. If the infant weighs 10 lb 4 oz, what is the
ANS: 10 ml infant's weight in kg?
(Round to the nearest whole number.) -
2/5
