Where in the heart are the receptors for neurotransmitters located?
a. Semilunar and atrioventricular (AV) valves
b. Endocardium and sinoatrial (SA) node
c. Myocardium and coronary vessels
d. Epicardium and AV node
Answer: c. Myocardium and coronary vessels
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One classification system for nursing informatics competencies uses technical, utility, and leadership categories. Leadership competencies involve:
a. maintaining privacy and confidentiality. b. using computers and other technological equipment. c. using a variety of software programs. d. addressing critical thinking applications.
A patient is extremely dehydrated from vomiting and diarrhea causing his or her blood to become hypertonic. What effect does the nurse expect this will have on the red blood cells?
A) They will swell and eventually rupture. B) Red blood cells will migrate to the bone narrow. C) The cells will shrink and shrivel, decreasing their oxygen-carrying ability. D) The red cells will precipitate out of circulation.
Hospitals in the United States have what forms of ownership? (Select all that apply.)
1. Sick fund hospitals 2. Public 3. Socialized 4. Private for-profit 5. Private nonprofit
The nurse reassesses a client's anxiety level 30 minutes after administering lorazepam (Ativan) for anxiety. This is an example of which phase of the nursing process?
a. Assessment c. Planning b. Implementation d. Evaluation