You arrive at a skilled nursing facility to care for an 89-year-old patient with an altered mental status. Staff at the facility state that the patient is being treated for a urinary tract infection, finished her antibiotics yesterday, and began acting differently this morning. The patient's skin is hot to the touch. She has a rapid heart rate and a low blood pressure. You suspect this patient is experiencing:
A. dementia.
B. sepsis.
C. kidney failure.
D. a medication reaction.
Answer: B
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The temperature at which a liquid becomes a gas is known as the:
A) vapor density level. B) boiling point. C) flash point. D) threshold.
All of the following are important general guidelines for the selection of a control group in a case-control study, EXCEPT:
a. controls should be selected without regard for exposure status b. controls should be representative of the source population from which the cases were derived c. controls should represent persons who would have been identified as a case if they had developed the disease d. controls should only be a friend, spouse, relative, or neighbor of the case
A plus sign (+) is used for ________ codes, indicating procedures that are carried out in addition to a main procedure.
Fill in the blank(s) with the appropriate word(s).
Patient education for those taking Coumadin should include all of the following except:
A) Watch for signs of bleeding. B) Avoid alcohol and ASA. C) Coumadin may cause a reddish-orange discoloration of urine. D) Eat plenty of foods high in vitamin K.