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Note: For fill-in-the-blank questions, not all possible answers are provided.
(4 points total)
Problem 1. For each item, name two diseases or health problems caused
by the item.
Answer
(9 points total)
Problem 2. Station B (swimming pool).
For this problem, think about different kinds
of health problems and dangers that can be present at
public swimming pools.
Identify three different kinds of health risks, and two ways to prevent each health risk.
Answer
|
(5 points)
Problem 3.
Health department Disease Detectives helped two high schools – Elm School and Oak School – to do surveys to identify how many students have tried smoking cigarettes. The results of the survey are given in this table:
As the chief health officer, if you could chose which school to visit to educate kids about the health problems related to smoking, which school would you choose and why?
Answer
| (a) school: | Either school could be correct |
| (b) reason for choosing school: | Either the higher proportion (Elm School) or the higher number (Oak School) of students who tried cigarettes. |
Station C: Hamburger Meat
(6 points total)
Problem 4. Station C (hamburger meat).
(a) Name something (an agent, organism, or other biologic thing) that can cause sickness or disease in humans if present in this item.
Answer
bacteria; viruses; parasites; microbial agents; fat
(b) For this item, list one health problem (a kind of illness, disease or condition) that might result from eating this item.
Answer
vomiting; diarrhea; gastroenteritis; heart disease; obesity
(c) Give one way to prevent health problems that might result from eating this item.
Answer
cook thoroughly; wash hands after handling; don’t eat until cooked; eat leaner meats
(9 points total)
Problem 5. Match the following terms. Write the
letter for the term in column B in the space for the
correct term in column A. Each term in column B is
used only once.
Answer
|
Station D: Mosquitoes
(8 points total)
Problem 6. Station D (mosquitoes).
(a) List one human health problem or disease associated with this insect.
Answer
Malaria; West Nile Virus; encephalitis
(b) On the following lines, briefly explain how people may get sick from contact with this insect.
Answer
Good explanation of: vector cycle; inoculation into susceptible host; parasites
(c) Give 2 ways to prevent health problems caused by this insect.
Answer
Wear long sleeves; wear insect repellent; larvicide in
standing water;
Stay indoors when mosquitoes are most active (dawn and dusk);
(9 points total)
Problem 7. Station E (table of data about
students who visited the zoo).
A class from a school visited the zoo on a field trip. As part of the trip, the class had a chance to pet a large lizard in the reptile house. After visiting the reptile house, the class had lunch. Some students bought lunch at the zoo and some brought their lunch from home. After lunch, they returned to school. Later in the day, some of the students got sick. Disease Detectives were called in to investigate the outbreak. They asked each student what they did before they got sick. The students’ answers are in the table.
(a) The Disease Detectives decided that it wasn’t lunch that made some students sick. How did they use the information about lunches from the data table to make that decision?
Answer
(b) What activity probably made the students sick? Again, using information from the data table, how do you know?
Answer
(c) How could this outbreak have been prevented?
Answer
(10 points total)
Problem 8. Station F (graphs of TB data).
Tuberculosis or “TB” is an infectious disease. It is caused by a bacterium that usually infects the lungs. TB is spread through the air from person to person. When someone with TB coughs, sneezes, or otherwise sprays TB germs from their lungs, someone else can breathe them in and get infected with TB. Answer the questions below by looking at the two graphs.
A case rate is the number of cases of
a disease divided by the size of the population being
studied. What was the national average TB case rate in
2001?
Answer
5.6 cases per
100,000
How many states had TB case rates that
were greater than the national case rate?
Answer
14** states
**Note: Washington, DC is not a state and New York
City is part of the state of New York.
Where do TB case rates tend to be
higher?
a. In the
Northeast part of the country.
b. Answer - In the Southeast part of the country.
c. Case
rates are basically the same everywhere.
Which of the following statements is
false?
a. There
were more TB cases in 1993 than in 1984.
b. For
the years shown in the Figure, the year with the
fewest TB cases was 2001.
c. Answer - For the years shown in the Figure, the
only year when there were fewer than 20,000 TB cases
was 1999.
How many TB cases were there in the
United States in 2001?
a. About
10,000
b. About
25,000
c. Answer - About
16,000
d. Cannot
tell from the Figure
End of Disease Detectives Event
See the related Problems
