The patient who experienced a TIA is placed on warfarin (Coumadin) and has laboratory reports reflecting a therapeutic range for that drug, which are:
1. prothrombin time (PT), 35 seconds; control (normal), 20 seconds; INR, 2.
2. partial thromboplastin time (PTT), 30 seconds; control (normal), 30 seconds.
3. prothrombin time (PT), 45 seconds; control (normal), 20 seconds; INR, 4.
4. partial thromboplastin time (PTT), 52 seconds; control (normal), 30 seconds.
1
Prothrombin time of 1.5 to 2 times normal is the therapeutic goal for Coumadin. The INR for Coumadin therapy is 2 to 3. Partial thromboplastin time is the test for heparin.
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A patient has developed urticaria following the administration of an oral antibiotic. What substance most commonly mediates the formation of the wheals that characterize urticaria?
A) Cytokines B) CD4+ lymphocytes C) Histamine D) Interleukin
Which of the following would be least helpful to a novice community health nurse working with vulnerable populations who is feeling overwhelmed and somewhat guilty about her personal situation as compared to her clients?
A) Setting up an community agency clothing drive B) Working for changes in community attitudes C) Sending a personal donation to an agency in the area D) Remaining grounded
The nurse reminds a client that the Dietary Supplement and Health Act of 1994 prevented manufacturers of dietary supplements from
a. making specific therapeutic claims for the product on their labels. b. manufacturing products that are not tested or proven. c. offering products for sale except through pharmacies. d. publishing outrageous claims for the product on promotional materials.
A client who has had total hip replacement surgery asks the nurse when she will be able to use a regular-height toilet seat again. What is the nurse's best response?
a. "As soon as you are able to walk without a limp." b. "As soon as the staples are removed from the incision." c. "When you are off pain medication and warfarin (Coumadin)." d. "When you can hold your leg 6 inches off the bed for 5 full minutes."