The best definition of epidemiology would be which of the following?
A. study of the cause and distribution of diseases
B. the recording of vital statistics
C. comparing morbidity to mortality for the purpose of further studies
Answer: A
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Which of the following is true regarding the unit "mole"?
A) If the masses of two atoms differ, then a mole of one substance will weigh more than a mole of the other. B) Because the number of atoms in a mole is constant, one mole of any substance has the same weight as does one mole of any other substance. C) The unit "mole" uses the standard of one mole of carbon-12, because one mole of carbon-12 is the heaviest substance known. D) Both A and C are correct.
Medical direction has ordered you to begin rewarming an unresponsive patient with a core temperature of 93°F. Which one of the following measures would best benefit this patient?
A) Give him warm fluids to drink to increase internal body temperature. B) Gently massage the patient's arms and legs. C) Wrap the patient in several warm blankets. D) Place one extremity at a time in warm water.
Which of the following can cause a motor response without getting information from the brain?
A. ascending track B. descending track C. reflex arc D. reflex
Which of the following Medicare programs covers hospice care?
Part A Part B Part C Part D