The final stage of urine production is ________
a. filtration
b. reabsorption
c. secretion
d. dilation
c
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Which of the following statements reflects a proper understanding of an OEC Technician's role at the scene of a multiple-casualty incident?
a. The OEC Technician will be in charge of providing direct medical care. b. The role of the OEC Technician will be to transport patients. c. The OEC Technician will be in charge of triage and the transport of patients. d. The role of the OEC Technician will vary depending on the exact situation.
The semilunar (pulmonary and aortic) valves do which of the following?
a. Cause almost the entire afterload for the ventricles. b. Consist of two half-moon or cres-cent-shaped cusps. c. Prevent arterial backflow during ventricu-lar relaxation. d. Separate the ventricles from their arterial outflow tracts.
Why are dialysis records frequently so voluminous?
A 35-year-old presents with pulmonary hypertension and is diagnosed as being in right heart failure. Which is the most likely cause of this condition?
a. Aortic stenosis b. Tricuspid regurgitation c. Aortic regurgitation d. Mitral regurgitation