Online Nursing Practice Test about Pharmacology (36-40)

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36. The client is on coumadin therapy. Which of the following is inappropriate action by the nurse?

a) monitor prothrombin time
b) observe for signs and symptoms of bleeding
c) provide vitamin K-rich foods
d) have aquamephyton readily available

37. The physician order is acetaminophen (tylenol) gr xv, P.O., PRN. Available stock is tylenol 325 mg. tablet. How many tablets should be given?

38. The physician ordered gentamycin (garamycin) 50 mg IM. Available stock is gentamycin 80mg/2ml in a vial. How many ml. should be administered to client?

39. Which of the following indicates effectiveness of lactulose in a client with hepatic encephalopathy?

a) dehydration is resolved
b) level of consciousness (LOC) has improved
c) 4 watery stools in 24 hours
d) jaundice is diminished

40. Which of the following is not a side effect of dilaudid?

a) respiratory depression
b) urinary retention
c) hypertension
d) constipation



ANSWERS AND RATIONALE

31) C
- vitamin K antagonizes effect of coumadin. Therefore, the client should avoid vitamin K rich foods.

32) 3 tablets

gr 1 = 60 mg gr 15 x 60 mg/gr = 900 mg

D/S = Q of drug
900mg/325mg = 3 tablets


33) 1.25 ml

D/S = Q of drug
50mg/80mg x 2 ml = 1.25 ml

34) B
- lactulose acidifies the colon and prevents formation of alkaline ammonia. Therefore, it manages hepatic encephalopathy is resolved, there will be improvement of LOC.

35) C
- dilaudid is a narcotic analgesic. It causes hypotension not hypertension.


Related Topics:

• Online Nursing Practice Test about Pharmacology (41-45)
• Go back to Online Nursing Practice Test about Pharmacology (1-5) to start the test from the beginning.