Mixed venous oxygen saturation is a parameter that measures
A) the balance between PaO2 and SaO2.
B) partially compensated acidosis.
C) partially compensated alkalosis.
D) the balance between oxygen supply and oxygen demand.
D
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A nature photographer will be embarking on a trip to sub-Saharan Africa and is beginning a protocol for malaria prophylaxis involving 500 mg of chloroquine phosphate (Aralen)
What instruction should the nurse include in this patient's health education? A) "Make sure you take your pill on the same day each week." B) "It's not unusual to develop a rash on your trunk and arms, but this isn't cause for concern." C) "You'll need to plan ahead so that you take your chloroquine on an empty stomach." D) "We'll need to provide you with enough syringes and teach you how to inject the drug."
A patient says, "My marriage is great. My spouse and I usually agree on everything." The nurse observes the patient's foot moving continuously and fingers twirling a shirt button
What assessment can the nurse make? The patient's communication is: a. clear. b. mixed. c. explicit. d. inadequate.
A nurse is discussing nutrition with a patient who expresses concern about not always consuming vitamins in amounts consistent with the recommended dietary allowances (RDAs). What will the nurse tell this patient?
a. The RDA is only an estimate of the amount of vitamins required and does not represent a scientific number. b. The RDA is the amount of vitamin needed by 50% of the population regardless of age or gender. c. The RDA represents the highest amount that can be consumed safely, so amounts less than this can be sufficient. d. The RDA represents an average, so low intake one day can be compensated for by increased amounts on another day.
Stage I of Lyme's disease is characterized by what?
What will be an ideal response?