The duration of the PR interval on an electrocardiogram (ECG) reflects the time required for:
A. conduction from the atrioventricular (AV) node to the sinoatrial (SA) node.
B. conduction from the sinoatrial (SA) to the atrioventricular (AV) node.
C. depolarization and conduction through the ventricles.
D. depolarization and repolarization of the ventricles.
Answer: B
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The nurse and a client are discussing the diagnosis of depression. The client asks, "Where in my brain does the depression come from?" The nurse is aware that:
1. The occipital lobe governs perceptions of events, judging them as positive or negative. 2. The parietal lobe has been linked to depression. 3. The limbic system is thought to be the emotional center of the brain. 4. The medulla regulates key biological and psychological activities.
During a history examination, a patient tells the nurse, "The cardiologist says I have a leaking valve." The nurse documents that the patient has a history of
a. acute mitral regurgitation. b. aortic insufficiency. c. chronic mitral regurgitation. d. pericardial friction rub.
For Kolcaba, the outcome of comfort is the immediate experience of being strengthened when needs for ______, _______ and ______ are met
A. Relief, ease, and food B. Relief, ease, and transcendence C. Ease, transcendence, and rest D. Ease, rest, and relief
The staff nurse is considering membership in the National League for Nurses. What should the nurse expect as a member of this organization?
1. Members that are non-nurses 2. Assistance with getting into graduate school 3. Opportunities to be awarded scholarships 4. Assistance with finding employment