In the above graph, as X increases, Y:
A. Y decreases.
B. Y increases.
C. doesn't change.
D. goes up and then down.
Answer: A
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A 36-year-old female is conscious and alert and complaining of palpitations. She denies chest pain, difficulty breathing, or loss of consciousness but becomes "dizzy" with exertion. She states that she has been experiencing agitation, insomnia, intolerance to heat, and weight loss. Physical exam reveals exophthalmos and an enlarged thyroid gland. HR = 142 and regular, BP = 110/70, RR = 14 and regular. Which of the following would be most effective in treating this patient?
A) 250 cc fluid challenge B) 50 percent dextrose IV C) Synchronized cardioversion D) Propranolol
In patients with blood loss, only about ________ of the fluid is still in the vascular space ________ after it is administered
A) one-half; two hours B) one-third; one hour C) two-thirds; one hour D) three-quarters; two hours
If hydroplaning of the ambulance occurs, the driver should:
A. slowly move the steering wheel back and forth. B. gradually slow down without jamming on the brakes. C. slowly pump the brakes until he or she regains vehicle control. D. quickly jerk the steering wheel.
Match the term with the definition or description.
A. Measures the number of total cases of a disease (existing and new) over a period of time B. Calculated by subtracting the total number of sick and disabled days and years from the average life expectancy C. Measures the number of people in a population who have a disease at one point in time per 100,000 people D. Measures of quality include medicalization of social problems, community health indicators, years of healthy life, also called quality-adjusted life years, and disability-adjusted life years E. Often used in cost-effectiveness calculations to determine whether a health care treatment provides a sufficient improvement in health for the amount of money that it costs F. Calculates the incidence of death per year per 1,000 or 100,000 people