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Critical Thinking

Question 1:
A patient who weighs 250 lb starts a weight loss program with a goal of losing 10 lb before the next doctorís appointment. At the next office visit the patient is weighted at 108kg. Has the patient met the weight loss goal?
  A.   Yes, the patient has met the weight goal.
  B.   No, the patient has not met the weight goal.

Question 2:
The physician orders Chloromycetin 55 mg IV q.12h for an 8-day-old infant who weighs 2,200 g. The recommended dosage of Chloromycetin (chloramphenicol) for neonates less than 2 kg is 25 mg/kg once daily, and for neonates more than 2 kg and older than 7 days of age is 50 mg/kg/day divided q.12h. Chloramphenicol is available as a solution for injection of 1 g per 10 mL. Is the ordered dosage safe? If safe, how many mL would you administer to the patient?
  A.   Not safe, order is too high. Contact physician.
  B.   Safe but ineffective, order is too low. Contact physician.
  C.   Safe and effective, give 0.55 mL
  D.   Safe and effecive, give 1.1 mL

Question 3:
The order is for D5W 500 mL IV at 30 gtt/min. The drop factor is 20 gtt/mL. What is the infusion time in hours and minutes?
  A.   12 hrs 30 min
  B.   5 hrs 55 min
  C.   5 hrs 33 min
  D.   1 hr 12 min

Question 4:
A pediatric patient weighs 17 kg and is 104 cm tall. The doctor prescribes Atropine Sulfate. The adult dosage of this medication is 0.4 mg. What dosage will you give the patient?
  A.   0.16 mg
  B.   0.12 mg
  C.   0.97 mg
  D.   0.28 mg

Question 5:
You are given an order for Kefzol 25 mg/kg/day in four divided doses IM. The label reads Kefzol (cefazolin sodium) 250 mg dry powder; Reconstitution: Dilute in 2 mL sterile water for injection to yield 125 mg/mL. The patient weighs 30 lb. How many mLs should you administer for each dose?
  A.   0.5 mL
  B.   2.73 mL
  C.   0.68 mL
  D.   1.36 mL

Question 6:
Your patient complains of indigestion during meals. Mylanta 30 mL p.o. p.c. q.i.d. is ordered. Mylanta is supplied in a xii ounce bottle. How many doses are in one xii ounce bottle?
  A.   7 doses
  B.   1 ounce
  C.   22 doses
  D.   12 doses

Question 7:
The doctor orders D5W 250 mL plus CaCl2 5 mEq at 2 mL per hour. CaCl2 is supplied in a 10 mL ampule containing 13.6 mEq. How many mL of CaCl2 will be added to the 250 mL of D5W?
  A.   2 mL
  B.   3.7 mL
  C.   10 mL
  D.   6.8 mL

Question 8:
Order: Nystatin 2 mL p.o. q.i.d., 1 mL to inside of each cheek for thrush. This term infant weighs 5 lb 8 oz. The recommended dosage of Nystatin for a term infant is 1 mL to the inside of each cheek in the mouth q.i.d. Nystatin suspension is supplied as 100,000 U/mL. If the dosage is safe and if the infant receives Nystatin for 5 days, calculate the total number of Units given.
  A.   40 mL
  B.   Not Safe, need to contact physician
  C.   4,000,000 U
  D.   800.000 U

Question 9:
Mrs. Hawkins returns from the delivery room at 1530 with 400 mL D5LR infusing at 24 gtt/min with your hospitalís standard macrodrop infusion control set calibrated at 15 gtt/mL. You anticipate that Mrs. Hawkinsís IV will be complete at what time?
  A.   1940 hours
  B.   1947 hours
  C.   4.17 hours
  D.   2170 hours

Question 10:
The order is for 0.9% NaCl 500 mL IV with Humulin R Regular U-100 insulin 300 units to infuse at 5 units/hr. Calculate the flow rate in mL/hr
  A.   3 mL/hr
  B.   167 mL/hr
  C.   25 mL/hr
  D.   8 mL/hr