A 19-year-old man presents with a decreased level of consciousness. According to his girlfriend, he has no known medical problems and takes no medications. Initial treatment for this patient involves:
A) administering oxygen via nonrebreathing mask.
B) ensuring airway patency and adequate breathing.
C) evaluating his cardiac rhythm with the ECG monitor.
D) performing a rapid check of his blood glucose level.
Answer: B) ensuring airway patency and adequate breathing.
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Experts often use a problem-solving process called:
A) the hypothetico–deductive approach. B) clinical problem solving. C) satisficing strategy. D) pattern recognition.
A pulse oximeter differentiates oxyhemoglobin from deoxygenated hemoglobin by which of the following methods?
a. Relating cyclical changes in light transmis-sion through the sampling site. b. Shining and comparing two wavelengths of light through the sampling site. c. Direct measurement by a heated polaro-graphic electrode applied to the skin. d. Using a color sensing device that absorbs one wavelength of light through the skin.
The third level of disease prevention involves _______________ and management of an existing illness to maintain functionality and avoid further disability.Â
Fill in the blank(s) with the appropriate word(s).
Rabies is especially prevalent in certain localities near the Mexican border and which other section of the United States?
A)Pacific coast B)Atlantic coast C)Midwest D)Great Lakes region