NR 503 WEEK 8 FINAL EXAM STUDY GUIDE; CHAPTER 2-4, 5-6, 7-8, 9-15, 16-20 QUESTIONS & ANSWERS CORRECTLY

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: Which of the following is characteristic of a single-exposure, commonvehicle outbreak? What isthe diarrhea attack rate in persons who ate both ice cream & pizza? What isthe overall attack rate in persons who did not eat ice cream? Which of the food items (or combination of items) is most likely to be the infective item(s)? Which of the following reasons can explain why a person who did not consume the infective food item got sick? An outbreak of gastroenteritis occurred at a boarding school with a student enrollment of 846. Fifty-seven studentsreported symptomsincluding 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 housed723 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%.