Although sporadic outbreaks of measles occur in the United States, the disease i

Question

Although sporadic outbreaks of measles occur in the United States, the disease is considered nonendemic. What differentiates measles from endemic diseases, such as chickenpox? Endemic diseases exhibit higher numbers of cases than a sporadic outbreak. Diseases that are not endemic lack a reservoir in the area Endemic diseases do not exhibit sporadic outbreaks. Diseases that are not endemic remain in reservoirs without infecting humans Which of the following would indicate efforts to control a disease are working? The disease becomes endemic, The disease prevalence increases The disease incidence decreases, Outbreaks of the disease only occur every other year Which of the following statements describes one of the three steps of surveillance used for infectious diseases? Patients with infectious diseases are required to be seen by a physician at the CDC Physicians are required to submit all patient records electronically to the CDC for review. Patient charts are reviewed by an infection control practitioner when an infectious disease is suspected Incidence data is collected in all cases of bacterial infections within the United States.

Explanation / Answer

45. The reservoir or source of a disease is defined as any natural habitat such as a person, animal, plant or any other substance, where the causative agent of disease survives primarily and multiplies before transmitting to the host.

Measles disease has no animal or environmental reservoirs present and it survives via an unbroken chain of human-to-human transmission.

Therefore, correct option is: b

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