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NR 503 MIDTERM EXAM LATEST /NR503 MIDTERM EXAM QUESTIONS AND CORRECT ANSWERS| ALREADY RATED A
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NR 503 MIDTERM EXAM LATEST /NR503 MIDTERM EXAM QUESTIONS AND CORRECT ANSWERS| ALREADY RATED A
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NR 503 MIDTERM EXAM LATEST 2023-2024/NR503MIDTERM EXAM QUESTIONS AND CORRECT
ANSWERS| ALREADY RATED A
Question 1 The population of a city on February 15, 2005, was 36,600. The city has a passive
surveillance system that collects hospital and private physician reports of influenza cases every
month. During the period between January 1 and April 1, 2005, 2,200 new cases of influenza
occurred in the city. Of these cases, 775 persons were ill with influenza according to
surveillance reports on April 1, 2005. The monthly incidence rate of active cases of influenza
for the 3-month period was: 4 per 1,000 population
17 per 1,000 population
20 per 1,000 population
39 per 1,000 population
130 per 1,000 population
Question 2 What would be the effect on age-specific incidence rates of uterine cancer if women
with hysterectomies were excluded from the denominator of incidence calculations assuming that
most women who have had hysterectomies are older than 50 years of age.
The rates in all age groups would remain the same.
Only rates in women older than 50 years of age would tend to decrease.
Rates in women younger than 50 years would increase compared to women older than 50
years of age.
Rates would increase in women older than 50 years of age but may decrease in younger
women as they get older.
It cannot be determined whether the rates would increase or decrease.
Question 3 The ability of a single person to remain free of clinical illness following exposure to
an infectious agent is known as:
Hygiene
Vaccination
Herd immunity
Immunity
Latency
Question 4 Which of the following reasons can explain why a person who did not consume the
infective food item got sick?
1
, They were directly exposed to persons who did eat the infective food item Diarrhea is a general
symptom consistent with a number of illnesses
There may have been an inaccurate recall of which foods were eaten
2
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