L-Dopa is administered instead of dopamine to treat Parkinson's disease because
A. it produces fewer side effects
B. it crosses the blood-brain barrier more easily than dopamine
C. it can metabolize better into norepinephrine
D. none of the above
B. it crosses the blood-brain barrier more easily than dopamine
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The nurse prioritizes the care of four patients. Which patient has a systemic infection?
a. 14-year-old with acute appendicitis b. 80-year-old with a urinary tract infection c. 40-year-old with AIDS d. 50-year-old with arthritis
If a researcher used an instrument to measure happiness and reports that in the past it has been used to determine degree of hardiness, what would a critique of the study focus on regarding this choice?
a. The validity of the research tool is in question. b. The population is not adequately represented by the study. c. There would be a need to find out what were the scores on the questionnaire. d. All of the above
Which statement about adrenal cortex hormones is true?
a. When underproduced, these hormones can lead to high blood pressure and stroke. b. When overproduced, these hormones can cause cancer. c. These hormones differ between men and women. d. These hormones are essential for life.
It is the first day of your rotation on the afternoon shift. You hear in a report that one of your patients has "slipped" back into depression. As you make your first rounds, you observe this patient sitting quietly and staring out the window
The patient does not respond when you approach him or her, so you say, therapeutically: A) "What's the matter? It can't be that bad!" B) "Pull it together. You are so close to being discharged!" C) "I understand you are feeling bad. I'd like to help." D) "What happened? Everything was fine yesterday."