What physiologic response causes a vasovagal reaction?
A. Vasodilation and an increase in blood pressure
B. Vasodilation and a decrease in blood pressure
C. Vasoconstriction and a decrease in blood pressure
D. Vasoconstriction and an increase in heart rate
Answer: B. Vasodilation and a decrease in blood pressure
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The nurse is caring for a patient diagnosed with refractory increased intracranial pressure after a traumatic brain injury. Which of the following would be indicated to help reduce this patient's intracranial pressure?
1. anti-seizure medication 2. hyperbaric oxygen therapy 3. high volume intravenous fluids 4. barbiturate therapy
People who are overweight often set unrealistic and unattainable weight loss goals. What is an achievable and attainable initial weight loss goal?
A) Less than 5% of body weight C) 10% to 15% of body weight B) 5% to 10% of body weight D) 15% to 20% of body weight
The nurse develops a teaching plan to help increase activity tolerance at home for an older adult with severe chronic obstructive pulmonary disease (COPD). Which instructions would be most appropriate for the nurse to include in the plan of care?
a. Stop exercising when short of breath. b. Walk until pulse rate exceeds 130 beats/minute. c. Limit exercise to activities of daily living (ADLs). d. Walk 15 to 20 minutes daily at least 3 times/week.
If your eyes, nose, or mouth contact blood or other potentially infectious materials, the first thing you should do is
A. wash with soap and water for 15 minutes. B. report to your supervisor immediately. C. rinse the area well with clear water immediately. D. contact your personal physician immediately.