Regis NU-713 Midterm Exam Practice Questions and Answers
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Course
2024/2025
Institution
2024/2025
Regis NU-713 Midterm Exam Practice
Questions and Answers
A colon cancer screening study is being conducted in Burkeshire, England. Individuals 50 to 75 years old
will be screened with the Hemoccult test. In this test, a stool sample is tested for the presence of blood.
The Hemoccult test has a ...
Herd Immunity - Ans:✔✔-The resistance of a group of people to an attack by a disease to which a large
proportion of members of the group are immune
Incubation period - Ans:✔✔-The interval from receipt of infection to the time of onset of clinical illness
Preclinical disease - Ans:✔✔-Disease that is not yet clinically apparent but will progress to clinical
disease
Persistent (chronic) disease - Ans:✔✔-Disease that persists for years and sometimes for one's lifetime
A screening test is used in the same way in two similar populations, but the proportion of false-positive
results among those who test positive in population A is lower than that among those who test positive
in population B. The most likely explanation for this finding is ________. - Ans:✔✔-the prevalence of
disease is higher in population A
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