1. The causative agent of mad cow disease is probably a prion. What is a prion? A virus A protozoan A very small bacterium An abnormal protein

2. Mad cow disease is the only prion disease known to affect humans. True False

3. Mad cow disease is a member of a group of diseases called TSEs. What does TSE stand for? Terminal spinal encephalopathy Transmissible spongiform encephalopathy Total spongiform encerebration Terminal simian evisceration

4. What is the proper scientific acronym for mad cow disease? MCD BCD TCE BSE

5. Which of the following animals is NOT known to host a disease similar to mad cow? Sheep Pig Deer Mink

6. What is the human variant of mad cow disease called? Tourette's syndrome Bovine encephalopathy Creutzfeldt-Jakob disease Legg-Perthe's disease

7. Which is NOT a symptom of mad cow disease in cows? Uncontrollable aggression Skittishness Weight loss Loss of coordination

8. What types of tissues carry the greatest risk of spreading mad cow disease to people? Tissues from the nervous system Liver and other organ meats Muscle tissue Fatty tissues

9. What is the prevalent theory of how cows developed mad cow disease? From being fed sick sheep or cows It has always occurred in cattle, but mutated to infect humans From a similar disease in wild deer It is a variant form of cow pox

10. In the United States, tissues that hold the highest risk of passing on mad cow disease may not be fed to animals. True False

11. What percentage of slaughtered cattle in the US are tested for mad cow disease? 100% 5% 50% Less than 1%

12. Some cases of human mad cow disease may be misdiagnosed as what other disease? Manic depression Schizophrenia Polio Alzheimer's disease

13. There is a vaccine for mad cow disease in cows. True False

14. What must be done to destroy the agent that causes mad cow disease? Exposure to ultraviolet radiation Use of strong disinfectants Freezing Incineration

15. Cooking meat until well-done is a very important step in preventing the transmission of mad cow disease. True False

16. What is not a symptom of mad cow disease in people? Paranoia Wild bursts of activity Coordination problems Slurred speech

17. Once symptoms show, human mad cow disease is always fatal. True False

18. In December of 2003, Dave Louthan slaughtered a cow in Washington that later tested positive for mad cow disease. What happened to Mr. Louthan? He testified before the government on problems in slaughterhouse practices All of these He lost his job He became an activist against beef industry practices

19. Which is NOT considered to be a possible mode of transmission of mad cow disease in humans? Close personal contact with someone with the disease Blood transfusions Vaccines Cosmetics

20. In the United States, what group possibly faces the danger of a prion disease related to mad cow disease? Sheep farmers Horse riders Goat milkers Deer hunters