Why are local anesthetic preparations that contain epinephrine contraindicated for use in the areas of the fingers, toes, ears, nose, or penis?
A. The use of epinephrine in these areas may lead to reflex sympathetic dystrophy.
B. The use of epinephrine in these areas may lead to ischemia and gangrene.
C. The use of epinephrine in these areas may lead to peripheral vascular disease.
D. None of the above are true.
Answer: B
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A client has been brought to the emergency department with a life-threatening chest injury. What action by the nurse takes priority?
a. Apply oxygen at 100%. b. Assess the respiratory rate. c. Ensure a patent airway. d. Start two large-bore IV lines.
A client with cancer asks the nurse how cancer occurs. Which response should the nurse provide the client?
A. "Cancer is genetic; you inherited the predisposition for cancer." B. "Cancer cells are the body's cells that have lost the ability to control their growth." C. "Cancer is caused primarily by viruses in the environment." D. "Cigarette smoking and second-hand smoke are the primary causes of cancer."
An appropriate nursing diagnosis for a client who frequently expresses guilt or shame, states that he is unable to deal with situations, and is hesitant to try new things would be:
1. Chronic low self-esteem 2. Powerlessness 3. Hopelessness 4. Ineffective coping
In a volume-control administration set, the nurse usually mixes medication with:
A. 10 to 30 ml of solution B. 50 to 100 ml of solution C. 100 to 500 ml of solution D. 500 to 1000 ml of solution