NUR 2349 Dosage Calculations - Final Exam V1(Qns & Ans) - Rasmussen 2025, Exams of Nursing

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NUR 2349 DOSAGE CALCULATIONS

FINAL EXAM REVIEW V

QNS & ANS

Question 2 2 / 2^ pts

Question 1 2 / 2^ pts

Order: Ampicillin 1 gm po now Available: 100 capsule bottle labeled "Ampicillin 500 mg/capsule" How many capsules will the nurse administer to the patient? capsules 2 2 1 gm = 1000 mg OR 500 mg = 0.5 gm 1000 mg/500 mg x 1 capsule = 2 capsules OR 1 gm/0.5 gm x 1 capsule = 2 capsules 1 gm = 1000 mg OR 500 mg = 0.5 gm 1000 mg/500 mg x 1 capsule = 2 capsules OR 1 gm/0.5 gm x 1 capsule = 2 capsules

500 mg/250 mg x 1 tablet = 2 tablets/dose QID = 4 doses/day 2 tablets/dose x 4 doses/day = 8 tablets/day 500 mg/250 mg x 1 tablet = 2 tablets/dose QID = 4 doses/day 2 tablets/dose x 4 doses/day = 8 tablets/day C Coorrrreecctt!! rrect Answe

Question 4 2 / 2^ pts

Client: 21 year old female; weight = 132 lbs Order: Administer cephalexin 15 mg/kg/day per NG tube in divided doses q6 hours Available: 240 mL bottle cephalexin 125 mg/5 mL How many milliliters will the nurse administer for each dose? mL 9 rs 9

132 lbs/2.2 = 60 kg; q6 hours = 4 doses/day 15 mg/kg/day x 60 kg = 900 mg/DAY 900 mg/day / 4 doses/day = 225 mg/dose 225 mg/125 mg x 5 mL = 9 mL 132 lbs/2.2 = 60 kg; q6 hours = 4 doses/day 15 mg/kg/day x 60 kg = 900 mg/DAY 900 mg/day / 4 doses/day = 225 mg/dose 225 mg/125 mg x 5 mL = 9 mL uu^ AAnnsswweerreedd rrect Answe

Question 5 0 / 2^ pts

Order: Administer 50 gm of drug A in 300 mL of 0.9% NS over 24 hours How many milligrams of drug A are in 1 milliliter of 0.9% NS (round to the nearest whole number)? mg/mL 50 rs (^) 167

56 lbs/2.2 = 24.45 kg; q8 hours = 3 doses/day 100 mg/kg/day x 24.45 kg = 2445 mg/DAY 2445 mg/day / 3 doses/day = 848 mg/dose 848 mg/125 mg x 5 mL = 33.92 --> Round to 33. 9 mL 56 lbs/2.2 = 24.45 kg; q8 hours = 3 doses/day 100 mg/kg/day x 24.45 kg = 2445 mg/DAY 2445 mg/day / 3 doses/day = 848 mg/dose 848 mg/125 mg x 5 mL = 33.92 --> Round to 33. 9 mL

Question 7 2 / 2^ pts

Client: weight = 77 lbs Order: Administer ondansetron 0.1 mg/kg IV 30 minutes prior to OR pick-up Available: 12 unit dose vials in the drug dispensing cabinet of ondansetron 4 mg/5mL Drug Reference Information: Clients less than 40 kg should be dosed based on weight at 0.1 mg/kg; clients over 40 kg administer 4 mg pre- operative for post-op nausea prophylaxis How many milliliters of ondansetron will the nurse administer to the client (round to the nearest tenth)? mL

CCoorrrreecctt!! rrect Answe rrect Answe uu^ AAnnsswweerreedd

rs (^) 4. 77 lbs/2.2 = 35 kg 0.1 mg/kg x 35 kg = 3.5 mg 3.5 mg/4 mg x 5 mL = 4.375 --> Round to 4.4 mL 77 lbs/2.2 = 35 kg 0.1 mg/kg x 35 kg = 3.5 mg 3.5 mg/4 mg x 5 mL = 4.375 --> Round to 4.4 mL

Question 8 0 / 2^ pts

Client: Child; weight = 9 lbs Order: Phenobarbital 10 mg po q12 hrs Drug Reference Information: The recommended maintenance dose is 3 to 5 mg/kg/day in divided doses q12 hrs. The nurse should: r (^) administer the phenobarbital as ordered contact the healthcare provider and request a lower dose

CCoorrrreecctt!! rrect Answe

Question 10 2 / 2^ pts

Client: 6 year old female; weight = 44 lbs Order: Administer ampicillin 15 mg/kg/day po in divided doses q8 hours Available: 60 mL bottle of ampicillin 100 mg/mL How many milliliters will the nurse administer to the child for one dose? mL 1 rs (^) 1 44 lbs/2.2 = 20 kg; q8 hours = 3 doses/day 15 mg/kg/day x 20 kg = 300 mg/DAY 300 mg/day / 3 doses/day = 100 mg/dose 100 mg/100 mg x 1 mL = 1 mL 44 lbs/2.2 = 20 kg; q8 hours = 3 doses/day 15 mg/kg/day x 20 kg = 300 mg/DAY 300 mg/day / 3 doses/day = 100 mg/dose 100 mg/100 mg x 1 mL = 1 mL

0.2 gm = 200 mg OR 400 mg = 0.4 gm 400 mg/200 mg x 1 tablet = 2 tablets OR 0.4 gm/0.2 gm x 1 tablet = 2 tablets 0.2 gm = 200 mg OR 400 mg = 0.4 gm 400 mg/200 mg x 1 tablet = 2 tablets OR 0.4 gm/0.2 gm x 1 tablet = 2 tablets uu^ AAnnsswweerreedd rrect Answe

Question 12 0 / 2^ pts

Order: Ondansetron 8 mg po TID Available: 125 mL bottle of ondansetron 4 mg/tsp How many milliliters will the nurse administer for one day? mL 2 rs (^) 30

1 teaspoon (tsp) = 5 mL 8 mg/4 mg x 5 mL = 10 mL TID = 3 doses/day 10 mL/dose x 3 doses/day = 30 mL/day 1 teaspoon (tsp) = 5 mL 8 mg/4 mg x 5 mL = 10 mL TID = 3 doses/day 10 mL/dose x 3 doses/day = 30 mL/day C Coorrrreecctt!! rrect Answe

Question 13 2 / 2^ pts

Client: 52 year old female; diagnosis: acute exacerbation COPD; weight = 132 lbs Order: Administer heparin 6000 units subcutaneously q12 hours Available: 10 mL vial of heparin 10,000 units/mL How many milliliters of heparin will the nurse administer per dose (round to the nearest tenth)? mL

rs (^) 0.

CCoorrrreecctt!! rrect Answe

Question 16 2 / 2^ pts

Order: Methoxamine 0.015 gm IM now Available: 10 mL vial of methoxamine 20 mg/mL How many milliliters will the nurse administer (round to the nearest hundredth)? mL

rs (^) 0. 0.015 gm = 15 mg 15 mg/20 mg x 1 mL = 0.75 mL 0.015 gm = 15 mg 15 mg/20 mg x 1 mL = 0.75 mL

CCoorrrreecctt!! rrect Answe uu^ AAnnsswweerreedd rrect Answe

rs (^) 0.

Question 17 0 / 2^ pts

Client: Premature infant; weight = 1300 gms Order: Ampicillin 120 mg/kg/dose. Administer first dose now. Drug Reference Information: Dilute vial with 5 mL sterile water Available: Ampicillin 250 mg vial How many milliliters will the nurse administer (round to the nearest tenth)? mL

rs (^) 3.

1300 gms = 1.3 kg 1.3 kg x 120 mg/kg/dose = 156 mg/dose 156 mg/250 mg x 5 mL = 3.12 --> round to 3.1 mL 1300 gms = 1.3 kg 1.3 kg x 120 mg/kg/dose = 156 mg/dose 156 mg/250 mg x 5 mL = 3.12 --> round to 3.1 mL C Coorrrreecctt!! rrect Answe

Question 18 2 / 2^ pts

Client: School-aged child; weight = 45 lbs Order: Administer clindamycin 6.25 mg/kg po q6 hours Available: 120 mL bottle of clindamycin 75 mg/5 mL How many milliliters of clindamycin will the nurse administer to the child (round to the nearest tenth)? mL

rs (^) 8.