NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Chapters 2-4
Which of the following is a condition which may occur during the incubation period?
Transmission of infection
Chicken pox is a highly communicable disease. It may be transmitted by direct
contact with a person infected with the varicella-zoster virus (VZV). The typical
incubation time is between 10 to 20 days. A boy started school 2 weeks after
showing symptoms of chicken pox including mild fever, skin rash, & fluid-filled
blisters. One month after the boy returned to school, none of his classmates
had been infected by VZV. The main reason was:
Contact was after infectious period
The ability of a single person to remain free of clinical illness following exposure
to an infectious agent is known as:
Immunity
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
,NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Which of the following is characteristic of a single-exposure, common-vehicle
outbreak?
The epidemic curve has a normal distribution when plotted against the logarithm of time
What is the diarrhea attack rate in persons who ate both ice cream & pizza?
39/52
What is the overall attack rate in persons who did not eat ice cream?
33%
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
,NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Which of the food items (or combination of items) is most likely to be the infective
item(s)?
Ice cream only
Which of the following reasons can explain why a person who did not consume
the infective food item got sick?
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 (all of the above)
An outbreak of gastroenteritis occurred at a boarding school with a student
enrollment of 846. Fifty- seven students reported symptoms including vomiting,
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
, NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
diarrhea, nausea, & low-grade fever between 10 p.m. on September 24 & 8
p.m. on September 25. The ill students lived in dormitories that housed 723 of
the students. The table below provides information on the number of students
per type of residence & the number reporting illnesses consistent with the
described symptoms & onset time.
Calculate the attack rate among all students at the boarding school.
The answer is found by dividing the total number of cases (57) by the total
number of students (846). This equals 6.7%.
An outbreak of gastroenteritis occurred at a boarding school with a student
enrollment of 846. Fifty- seven students reported symptoms including vomiting,
diarrhea, nausea, & low-grade fever between 10 p.m. on September 24 & 8
p.m. on September 25. The ill students lived in dormitories that housed 723 of
the students. The table below provides information on the number of students
per type of residence & the number reporting illnesses consistent with the
described symptoms & onset time.
Calculate the attack rates for boys & girls separately.
For boys, the attack rate includes all cases (40 + 3) divided by the total number of
students who are boys (380 + 46). The attack rate is 10.1%.
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Chapters 2-4
Which of the following is a condition which may occur during the incubation period?
Transmission of infection
Chicken pox is a highly communicable disease. It may be transmitted by direct
contact with a person infected with the varicella-zoster virus (VZV). The typical
incubation time is between 10 to 20 days. A boy started school 2 weeks after
showing symptoms of chicken pox including mild fever, skin rash, & fluid-filled
blisters. One month after the boy returned to school, none of his classmates
had been infected by VZV. The main reason was:
Contact was after infectious period
The ability of a single person to remain free of clinical illness following exposure
to an infectious agent is known as:
Immunity
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
,NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Which of the following is characteristic of a single-exposure, common-vehicle
outbreak?
The epidemic curve has a normal distribution when plotted against the logarithm of time
What is the diarrhea attack rate in persons who ate both ice cream & pizza?
39/52
What is the overall attack rate in persons who did not eat ice cream?
33%
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
,NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
Which of the food items (or combination of items) is most likely to be the infective
item(s)?
Ice cream only
Which of the following reasons can explain why a person who did not consume
the infective food item got sick?
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 (all of the above)
An outbreak of gastroenteritis occurred at a boarding school with a student
enrollment of 846. Fifty- seven students reported symptoms including vomiting,
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
, NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
diarrhea, nausea, & low-grade fever between 10 p.m. on September 24 & 8
p.m. on September 25. The ill students lived in dormitories that housed 723 of
the students. The table below provides information on the number of students
per type of residence & the number reporting illnesses consistent with the
described symptoms & onset time.
Calculate the attack rate among all students at the boarding school.
The answer is found by dividing the total number of cases (57) by the total
number of students (846). This equals 6.7%.
An outbreak of gastroenteritis occurred at a boarding school with a student
enrollment of 846. Fifty- seven students reported symptoms including vomiting,
diarrhea, nausea, & low-grade fever between 10 p.m. on September 24 & 8
p.m. on September 25. The ill students lived in dormitories that housed 723 of
the students. The table below provides information on the number of students
per type of residence & the number reporting illnesses consistent with the
described symptoms & onset time.
Calculate the attack rates for boys & girls separately.
For boys, the attack rate includes all cases (40 + 3) divided by the total number of
students who are boys (380 + 46). The attack rate is 10.1%.
NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-
6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY
VERIFIED ANSWERS LATEST UPDATE 2021/2022 RATED A+
