(Test Bank) Clinical Calculations

Kee, 8

Nursing

Test Bank

8th Edition

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Test Bank for Clinical Calculations, The downloadable file consists of 190 pages, and the total size of the file is 7.56 MB. Purchase now only for highly discounted price.

Author(s): Kee

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Clinical Calculations 8th Edition Kee Test Bank Basic Math Test Kee: Clinical Calculations, 8th Edition SHORT ANSWER This math test is composed of five sections: Roman and Arabic numerals, fractions, decimals, ratio and proportion, and percentage. It contains a total of 65 questions. A passing score is 58 or more correct answers (90%). A nonpassing score is 7 or more incorrect answers. I. Roman and Arabic Numerals Convert these Roman numerals to Arabic numerals. 1. viii ANS: 8 eight 2. xix ANS: 19 nineteen 3. xxii ANS: 22 twenty two 4. xxiv ANS: 24 twenty four 5. XLVI ANS: 46 forty six Convert these Arabic numerals to Roman numerals. 6. 4 ANS: iv IV 7. 14 ANS: xiv XIV 8. 27 ANS: xxvii XXVII 9. 39 ANS: xxxix XXXIX 10. 44 ANS: XLIV xliv II. Fractions Which of the fractions in each pair has the largest value? 11. 1/2 or 1/3 ANS: 1/2 12. 1/4 or 1/6 ANS: 1/4 13. 1/200 or 1/150 ANS: 1/150 Reduce these improper fractions to whole or mixed numbers. 14. 45/5 = ANS: 9 15. 58/12 = ANS: 4 16. 120/15 = ANS: 8 Change these mixed numbers to improper fractions 17. 26 5/6 = ANS: 161/6 or 18. 9 3/4 = ANS: 39/4 or Change these fractions to decimals. 19. 3/4 = ANS: 0.75 20. 5/8 = ANS: 0.625 21. 12/18 = ANS: 12 ÷ 18 = 0.666 or 0.7 (tenths) Multiply these fractions to reduce to lowest terms. 22. 3/5  3 2/3 = ANS: 2 1/5 23. 1/2  9 4/5 = ANS: 4 9/10 Divide these fractions. 24. 1/4 ÷ 1/2 = ANS: = 0.5 25. 7 3/4 ÷ 2 = ANS: 26. 5 2/3 ÷ 2 4/5 = ANS: III. Decimals Round off these decimals to tenths. 27. 0.82 = ANS: 0.8 28. 2.45 = ANS: 2.5 29. 28.67 = ANS: 28.7 30. 89.44 = ANS: 89.4 Change these decimals to fractions reduce to lowest terms. 31. 0.21 = ANS: 21/100 32. 0.45 = ANS: 45/100 or 9/20 33. 0.006 = ANS: 6/1000 or 3/500 34. 0.123 = ANS: Multiply these decimals. 35. 3.12  0.45 = ANS: 1.404 or 1.4 36. 21.9  1.7 = ANS: 37.23 37. 108.6  2.6 = ANS: 282.36 Divide these decimals and express as an answer rounded to the hundreth. 38. 5.3 ÷ 0.23 = ANS: 23.04 39. 9.4 ÷ 0.34 = ANS: 27.64 or 27.6 (tenths) 40. 75.5 ÷ 0.67 = ANS: 112.69 IV. Ratio and Proportion Change these ratios to fractions. Do not reduce your answer. 41. 2 : 3 = ANS: 2/3 42. 1 : 150 = ANS: 1/150 43. 45 : 85 = ANS: 44. 0.9 : 1000 ANS: 0.9/1000 or Solve these ratios for x. 45. 2 : 10 :: x : 50 = ANS: 10x = 100 x = 10 46. 0.45 : 100 :: x : 1000 = ANS: 100x = 450 x = 4.5 47. 9 : 1000 :: x : 4500 = ANS: 1000 x = 40,500 x = 40.5 48. 2.5 : 200 :: 5 : x = ANS: 2.5x = 1000 x = 400 Change these ratios to fractions and solve for x. 49. 3 : 12 :: x : 48 = ANS: 50. 5 : 20 :: x : 100 = ANS: 51. 4.5 : 100 :: x : 400 = ANS: 52. 0.75 : 300 :: 5 : x = ANS: V. Percentage Change these percentages to fractions. 53. 0.45% = ANS: 54. 7.35% = ANS: 55. 27.4% = ANS: 56. 35.55% = _ ANS: Change these percentages to decimals. 57. 25% = ANS: 0.25 58. 6% = ANS: 0.06 59. 3.5% = ANS: 0.035 60. 0.75% = ANS: 0.0075 Change these percentages to ratios. Do not reduce your answers. 61. 9% = ANS: 9 : 100 62. 15% = ANS: 15 : 100 63. 2.5% = ANS: 2.5 : 100 or 25 : 1000 64. 65.52% = _ ANS: 65.52 : 100 or 6552 : 10,000 65. 125.9% = ANS: 125.9 : 100 or 1259 : 1000 Chapter 07: Methods of Calculation for Individualized Drug Dosing Kee: Clinical Calculations, 8th Edition OTHER Body Surface Area by Square Root 1. Order: cyclophosphamide 500 mg/m2 in 500 mL of normal saline solution (NSS) over 90 minutes Patient height and weight: 5 ft 10 in, 142 lb Drug available: cyclophosphamide 100 mg dilute with 5 mL of sterile water; yields 20 mg/mL a. What is the patient’s body surface area (BSA) (m2)? b. What is the total dose? c. How many milliliters should you prepare? ANS: a. b. 500 mg/m2  1.78 m2 = 890 mg c. FE: 890 mg/100 mg  5 mL = 44.5 mL OR 2. Order: cisplatin 50 mg/m2 in 500 mL of NSS intravenously over 90 minutes Patient height and weight: 5 ft 6 in, 160 lb Drug available: cisplatin 100 mg/100 mL a. What is the patient’s BSA (m2)? b. What is the total dose? c. How many milliliters should you prepare? ANS: a. b. 50 mg  1.84 m2 = 92 mg c. FE: 92 mg/100 mg  100 mL = 92 mL OR NURSINGTB.COM For the following questions, use the square root method and/or nomogram. Note discrepancies between methods. 3. Give dacarbazine 250 mg/m2/day  5 days. Patient height: 5 ft 10 in Patient weight: 173 lb What is the daily dose with a. square root method? b. nomogram? ANS: a. 250 mg/m2/day  1.97 m2 = 493 mg/day b. Height 70 in, weight 173 lb, intersects 2.02 m2 250 mg/m2/day  2.02 m2 = 505 500 mg/day 4. Give 5 -fluorouracil 450 mg/m2/wk. Patient height: 5 ft 6 in Patient weight: 210 lb What is the weekly dose with a. square root method? b. nomogram? ANS: a. 450 mg/m2/wk  2.10 m2 = 945 mg/wk b. Height 66 in, weight 210 lb, intersects 2.04 m2 450 mg/m2/wk  2.04 m2 = 918 920 mg/wk 5. Give leucovorin 200 mg/m2/wk. Patient height: 5 ft 6 in Patient weight: 210 lb What is the weekly dose with a. square root method? b. nomogram? ANS: a. 200 mg/m2/wk  2.10 m2 = 420 mg/wk b. Height 66 in, weight 210 lb, intersects 2.04 m2 200 mg/m2/wk  2.04 m2 = 408.00 400 mg/wk 6. Give cisplatin 30 mg/m2/day  3 days. Patient height: 70 in Patient weight: 80 kg What is the daily dose with a. square root method? b. nomogram? ANS: a. 80 kg  2.2 = 176 lb 30 mg/m2/day  1.98 m2 = 59.4 59 mg/day b. Height 70 in, weight 80 kg, intersects 2.08 m2 30 mg/m2/day  2.08 m2 = 62.4 62 mg/day 7. Give cisplatinum 80 mg/m2/wk. Patient height: 6 ft 2 in Patient weight: 186 lb What is the weekly dose with a. square root method? b. nomogram? ANS: a. 80 mg/m2/wk  2.09 m2 = 167.2 mg/wk b. Height 74 in, weight 186 lb, intersects 2.10 m2 80 mg/m2/wk  2.10 m2 = 168 170 mg/wk 8. Give etoposide 120 mg/m2/wk. Patient height: 74 in Patient weight: 70 kg What is the weekly dose with a. square root method? b. nomogram? ANS: a. 70 kg  2.2 = 154 lb 120 mg/m2/wk  1.91 m2 = 229.2 mg/wk b. Height 74 in, weight 70 kg, intersects 2.06 m2 120 mg/m2/ wk  2.06 m2 = 247.2 250 mg/wk 9. Give Cytoxan 600 mg/m2/wk. Patient height: 70 in Patient weight: 85 kg What is the weekly dose with a. square root method? b. nomogram? ANS: a. 85 kg  2.2 = 187 lb 600 mg/m2/wk  2.04 m2 = 1224 or 1225 mg/wk b. Height 70 in, weight 85 kg, intersects 2.08 m2 600 mg/m2/wk  2.08 m2 = 1248 1250 mg/wk 10. Give Adriamycin 60 mg/m2/wk. Patient height: 70 in Patient weight: 80 kg What is the weekly dose with a. square root method? b. nomogram? ANS: a. 80 kg  2.2 = 176 lb 60 mg/m2/wk  1.98 m2 = 118.8 mg/wk = 119 mg/wk b. Height 70 in, weight 80 kg, intersects 2.04 m2 60 mg/m2/wk  2.04 m2 = 122.4 mg/wk. 11. Give vincristine 2 mg/m2/week. Patient height: 62 in Patient weight: 75 kg What is the weekly dose with a. square root method? b. nomogram? ANS: a. 75 kg  2.2 = 165 lb 2 mg/m2/wk  1.81 m2 = 3.62 = 3.6 mg/wk b. Height 62 in, weight 75 kg, intersects 1.78 m2 2 mg/m2/wk  1.78 m2 = 3.56 3.6 mg/wk 12. Give mitomycin 15 mg/m2/week. Patient height: 65 in Patient weight: 64 kg What is the weekly dose with a. square root method? b. nomogram? ANS: a. 64 kg  2.2 = 140.8 or 141 lb 15 mg/m2/wk  1.71 m2 = 25.6 or 26 mg/wk b. Height 65 in, weight 64 kg, intersects 1.75 m2 15 mg/m2/wk  1.75 m2 = 26.25 26 mg/wk 13. Give mitoxantrone 12 mg/m2/day  3 days. Patient height: 5 ft 8 in Patient weight: 150 lb What is the daily dose with a. square root method? b. nomogram? ANS: a. 12 mg/m2/day  1.80 m2 = 21.6 or 22 mg/day b. Height 68 in, weight 150 lb ,NinUteRrsSeIctNs G1.T85Bm.C2 OM 12 mg/m2/day  1.85 m2 = 22.2 22 mg/day 14. Give cytosine arabinoside 100 mg/m2/day  7 days. Patient height: 5 ft 2 in Patient weight: 130 lb What is the weekly dose with a. square root method? b. nomogram? ANS: a. 100 mg/m2/day  1.6 m2 = 160 mg/day b. Height 62 in, weight 130 lb, intersects 1.65 m2 100 mg/m2/day  1.65 m2 = 165 mg/day 15. Give methotrexate 3.3 mg/m2/day  7 days. Patient height: 72 in Patient weight: 82 kg What is the daily dose with a. square root method? b. nomogram? ANS: a. 82 kg  2.2 = 180.4 lb 3.3 mg/m2/day  2.04 m2 = 6.7 mg/day b. Height 72 in, weight 82 kg, intersects 2.10 m2 3.3 mg/m2/day  2.10 m2 = 6.93 6.9 mg/day 16. Give prednisone 60 mg/m2/day  7 days. Patient height: 72 in Patient weight: 84 kg What is the daily dose with a. square root method? b. nomogram? ANS: a. 84 kg  2.2 = 184.8 or 185 lb 60 mg/m2/day  2.06 m2 = 123N.6UoRr S12I4NmGgT/dBa.y COM b. Height 72 in, weight 84 kg, intersects 2.10 m2 60 mg/m2/day  2.10 m2 = 126 mg/day 17. Give idarubicin hydrochloride 12 mg/m2/day  3 days. Patient height: 60 in Patient weight: 60 kg What is the daily dose with a. square root method? b. nomogram? ANS: a. 60 kg  2.2 = 132 lb 12 mg/m2/day  1.59 m2 = 19.1 or 19 mg/day b. Height 60 in, weight 60 kg, intersects 1.60 m2 12 mg/m2/day  1.60 m2 = 19.2 19 mg/day 18. Give cytarabine 100 mg/m2/day  7 days. Patient height: 64 in Patient weight: 65 kg What is the daily dose with a. square root method? b. nomogram? ANS: a. 65 kg  2.2 = 143 lb 100 mg/m2/day  1.71 m2 = 171 mg/day b. Height 64 in, weight 60 kg, intersects 1.69 m2 100 mg/m2/day  1.69 m2 = 169 170 mg/day 19. Order: streptozocin 1000 mg/m2 in 100 mL D 5W over 2 hours Patient’s height and weight: 5 ft 2 in and 210 lb Drug available: streptozocin 1 g powdered vial, reconstitute with 9.5 mL NS; yields 100 mg/mL a. What is the patient’s BSA (m2)? b. What is the total dose? c. How many milliliters should you prepare? ANS: a. b. 2.04 m2  1000 mg/m2 = 2040 mg c. 20. Order: methotrexate 3 mg/m2 PO  2 weekly Patient’s height and weight: 5 ft 2 in and 130 lb Drug available: methotrexate tablets 2.5 mg, 5 mg, 7.5 mg a. What is the patient’s BSA (m2)? b. What is the total dose? ANS: a. b. 1.6 m2  3 mg/m2 = 4.8 mg or 5 mg tablet twice a week 21. Order: sargramostim 250 mcg/m2/day, dilute in 50 mL and infuse over 2 hours NURSINGT Patient’s height and weight: 5 ft 10 in and 285 lb Drug available: sargramostim 500 mcg/mL a. What is the patient’s BSA (m2)? b. What is the total dose? c. How many milliliters should you prepare? ANS: a. b. 2.52 m2  250 mcg/m2 = 630 mcg c. 22. Order: clofarabine 52 mg/m2 daily and infuse in 250 mL D 5W over 2 hours Patient’s height and weight: 5 ft 4 in and 115 lb Drug available: 20 mg/20 mL a. What is the patient’s BSA (m2)? b. What is the total dose? c. How many milliliters should you prepare? ANS: a. b. 1.53 m2  52 mg/m2 = 79.56 mg or 80 mg c. B.COM Chapter 08: Oral and Enteral Preparations with Clinical Applications Kee: Clinical Calculations, 8th Edition OTHER 1. Order: HydroDIURIL 50 mg, PO, daily Drugs available: a. Which bottle of HydroDIURIL would you use? b. How many tablets would you give? (Show your work.) ANS: a. Hyd roDIURIL 25 mg bottle .N(UYRouScIoNulGdTuBse.HCyOdMroDIURIL 100 mg bo ttle, but the tablet should be scored and broken in half.) b. = 2 tablets OR Cross multiply: 25 x = 50 x = 2 tablets OR RP: H : V :: D : x 25 : 1 :: 50 : x 25x = 50 x = 2 tablets OR (using 100 mg bottle) 2. Order: hydroxyzine pamoate 0.1 g, PO, q8h Drugs available: a. Which bottle of hydroxyzine would you use? Explain. b. How many tablets/capsules would you give? ANS: a. Vistaril is hydroxyzine pamoate. Change 0.1 g to milligrams. b. Cross multiply 100 x = 100 x = 1 cap/tab OR RP: H : V :: D : x 100 mg : 1 tab :: 100 mg : x tab 100x = 100 x = 1 cap/tab OR (conversion needed) DA: 3. Order: aspirin gr X, PO, bid Drug available: a. Gr X is equal to how many milligrams? b. How many tablets would you give? ANS: a. Gr X = 650 mg (Gr = 65, X = 10, 10  65 = 650) b. 2 tablets of aspirin per dose (325 mg  2 = 650 mg) 4. Order: amoxicillin clavulanate (Augmentin) 0.5 g, PO, q8h Drugs available: a. Which bottle would you use? b. How many tablets would you give? ANS: a. Either bottle; 0.5 g = 500 mg b. 2 tablets of Augmentin 250 mg; 1 tablet of Augmentin 500 mg 5. Order: megestrol acetate 160 mg, PO, in four divided doses Drug available: a. How many milligrams should the patient receive per dose? b. How many tablets should the patient receive per dose? ANS: a. 160 mg ÷ 4 times a day = 40 mg per dose NURSING b. 6. Order: minocycline HCl 100 mg, PO, q12h Drug available: TB.COM How many capsules would you give per dose? ANS: 2 capsules 7. Order: Nitrostat 0.6 mg, SL, stat Drugs available: a. Which bottle of Nitrostat would you use? b. How many tablets would you give? ANS: NURSI a. Nitrostat 0.3 mg sublingual (SL) tablet for Nitrostat tablets cannot be broken. b. 2 tablets SL 8. Order: Nitrostat gr 1/100, SL, stat Drug available: a. How many tablets would you give? b. Explain your answer. ANS: a. None from this bottle. Clarify order with provider stat, if nitroglycerin is needed, typically angina or acute coronary syndrome is suspected and delays can cause serious harm to the patient. b. SL tablet cannot be broken. 9. Order: carvedilol (Coreg) 12.5 mg, PO, bid Drug available: NGTB.COM a. How many tablets should the patient receive per dose? b. How many milligrams should the patient receive per day? ANS: a. 2 tablets b. 25 mg per day 10. Order: acebutolol (Sectral), 200 mg, PO, bid (twice a day) Drugs available: acebutolol 100 mg, 200 mg, and 400 mg tablets a. Which acebutolol tablet you would select b. How many tablets would you give per dose per day? ANS: a. 200 mg tablet strength b. 1 tablet per dose; 2 tablets per day 11. Order: acyclovir (Zovirax) 200 mg, PO, 5  a day Drugs available: Zovirax 200 mg capsule; and 400 mg and 800 mg tablets a. Which Zovirax would you select? b. How many milligrams should the patient receive per day? c. How many tablets/capsules of Zovirax should be administered per dose? ANS: a. 200 mg capsule b. 1000 mg per day c. 1 Zovirax 200 mg capsule 12. Order: almotriptan (Axert) 12.5 mg PO, stat. May be repeated in 2 hours only. Drug available: Axert 6.25 mg tablet a. How many tablets would you administer? b. If the dose is repeated in 2 hours, how many tablets should be given? ANS: a. 2 tablets b. 2 tablets 13. Order: amiloride (Midamor) 10 mg, PO, in two divided doses and may increase to 15 mg per day. Drug available: amiloride 5 mg tablet a. How many tablets should the patient receive per dose? b. If the dose is increased, how many tablets should the patient receive per day? ANS: a. 1 tablet per dose b. 3 tablets per day 14. Order: aripiprazole (Abilify) 30 mg, PO, daily for 2 weeks; then 15 mg, PO, daily Drugs available: Abilify, 10 mg, 15 mg, 20 mg, 30 mg tablets a. Which Abilify tablet would you select? Explain. b. How many tablet(s) daily would you give during the first 2 weeks? c. How many tablet(s) would you give daily after the first 2 weeks? ANS: a. Either the 15 mg or 30 mg tablet. By selecting the 15 mg tablet, the same strength could be used after the first 2 weeks. b. 2 tablets of Abilify 15 mg or 1 tablet of the Abilify 30 mg tablet c. 1 tablet of Abilify 15 mg or tablet of the Abilify 30 mg tablet 15. Order: captopril (Capoten) 75 mg, PO, bid Drugs available: Capoten 12.5 mg, 25 mg, 50 mg, 100 mg tablets a. Which Capoten strength would you select? Why? b. How many milligrams should the patient receive per day? c. How many tablets should the patient receive per dose? ANS: a. Select 25 mg strength, having multiple strengths can lead to errors b. 150 mg per day c. 3 tablets 16. Order: cephalexin 0.5 g, PO, q6h Drug available: a. How many milligrams equal 0.5 g? b. How many capsules would you give? ANS: b. 2 capsules 17. Order: dicloxacillin 1 g/day, PO, in four divided doses, q6h Drug available: a. How many milligr ams shoulNd UthReSpaItNieGntTreBc.eiCveOqM6h? b. How many capsules would you give per dose? ANS: a. 1 g = 1000 mg; 1000 mg ÷ 4 = 250 mg, q6h b. 1 capsule of dicloxacillin per dose 18. Order: Cardizem SR 120 mg, PO, bid Drugs available: