Circadian changes are best described as:
a. changes through the course of a year b. hour by hour changes
c. cyclical changes throughout the day d. changes every 10 years
c
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pH values range from:
A) 0 to 10. B) 1 to 10. C) 0 to 14. D) 1 to 14.
For hemodynamically significant bradycardia in which pacing is delayed or unavailable, the recommended dose of atropine sulfate is:
a. 0.01 mg b. 5 mg c. 10 mg d. 0.5 mg
You are at a community crisis center with a male patient who is depressed. What is the most important question you must ask first in the care of this patient?
A) "Have you been taking your medications?" B) "Do you feel suicidal or homicidal?" C) "What behavioral disorders have you been diagnosed with?" D) "Have your medications been changed?"
The following laboratory results are consistent with which of the following conditions:
Urine PBG/ALA porphyrins porphyrins porphyrins >ALA A. Hereditary coproporphyria B ALA-dehydratase deficient porphyria C. Acute intermittent porphyria D. Porphyria cutanea tarda