Which of the following solutions is appropriate for the patient needing vascular volume replacement in the prehospital setting?
A) 0.9 percent sodium chloride solution
B) Dextran 40
C) 5 percent dextrose in water
D) 0.45 percent sodium chloride and 5 percent dextrose in water
A
Health Professions
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Calculate the pulmonary vascular resistance (PVR) given the following measurements obtained during a hemodynamic study:
pulmonary artery pressure (PAP) = 40/22 mm Hg, pulmonary artery occlusion pressure (PAOP) = 12 mm Hg, blood pressure (BP) = 156/80 mm Hg, central venous pressure (CVP) = 19 mm Hg, cardiac output (C.O.) = 4.8 L/min, and heart rate (HR) = 68 beats/min. a. 150 dyne ? sec ? cm?5 b. 267 dyne ? sec ? cm?5 c. 317 dyne ? sec ? cm?5 d. 1496 dyne ? sec ? cm?5
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The sensitivity of a given type of dental x-ray film is known as its what?
What will be an ideal response?
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