Chemistry

Metric Equivalents

Calculate the following:

Proportional Method

Using the proportional method, convert each of the following metric equivalents:

a. 250 ml = _____L

b. 0.5L = _____ ml

c. 2 g = _____ mg

d. 500 mg = _____g

e. 0.0300 g = _____mg

f. 0.05 mg = _____ g

g. 1 mcg = _____ mg

h. 2 ml = _____ cc

i. 1000 g = _____kg

j. 2 kg = _____lb

Decimal Method

Using the moving the decimal method, convert each of the following metric equivalents:

a. 60 mg = _____g

b. 0.005 L = _____ ml

c. 200 ml = _____L

d. 1 g = _____kg

e. 0.0065 g = _____mg

f. 3.5 cc = _____L

g. 4 kg = _____ g

h. 1 ml = _____L

i. 0.1 L = _____ ml

j. 0.05 mg = _____g

Dosages according to kilogram of body weight

Calculate the following dosages according to kilogram of body weight.

a. The physician ordered Polymox (amoxicillin) oral suspension 20 mg/kg/day in divided doses every 8 hours for a child who weights 66 pounds. Convert pounds to kilograms and then calculate the prescribed dosage.

______ mg every _____ hours

b. The physician ordered Kefzol (cefazolin sodium) IM 25 mg/kg/day in three equal doses every 8 hours for a child who weighs 50 pounds. Convert pounds to kilograms and then calculate the prescribed dosage.

______ mg every _____ hours

c. The physician ordered Velosef (cephradine) IM 50 mg/kg/day in equally divided doses four times a day for a child who weighs 40 pounds. Convert pounds to kilograms and then calculate the prescribed dosage.

______ mg every _____ hours

d. The physician ordered Tegopen (cloxacillin sodium) oral solution 50 mg/kg in equally divided doses at 6-hour intervals for a child who weighs 23 pounds. Convert pounds to kilograms and then calculate the prescribed dosage.

______ mg every _____ hours

 MO160: Pathophysiology and Pharmacology

 MO160: Pathophysiology and Pharmacology Page 2

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