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Disease Origins Chapter Exam

Exam Instructions:

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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Question 1 1. How can a person's immune system contribute to symptoms of disease?

Question 2 2. Emily is on her way to visit a friend in a hospital. She's healthy, but as she's walking towards the hospital she trips, opening a small wound in her leg. Does she have a high likelihood of getting a nosocomial infection? Why or why not?

Question 3 3. The number of microbes necessary to infect a host in 50% of a sample population is known as _____.

Question 4 4. A relationship between different species of organisms where one organism benefits while the other isn't harmed nor helped is referred to as _____.

Question 5 5. Which of the following groups is an example of systemic diseases?

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Question 6 6. Not washing your hands while in a hospital would most likely _____.

Question 7 7. Which of the following statements about the period of convalescence is FALSE?

Question 8 8. Which of the following is a disease NOT caused by an infection?

Question 9 9. What does an antiseptic do?

Question 10 10. _____ refers to the degree of pathogenicity of a microbe.

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Question 11 11. A disease that results after and as a consequence of a primary disease is known as a(n):

Question 12 12. Candida is a form of yeast that exists naturally in a person's genitourinary and gastrointestinal tracts. Candida does not typically cause harm to the body, but instead lives in a peaceful co-existence with its host. This is an example of:

Question 13 13. What is the difference between a sterilant and a disinfectant?

Question 14 14. Gabriel has full-blown AIDS. He has recently contracted Kaposi's sarcoma (KS) due to his weakened immune system. Gabriel's KS is an example of a(an) _____.

Question 15 15. Carter has worms in his intestines and beneficial bacteria in his gut. How would we distinguish the relationships he has with these two life forms?

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Question 16 16. The Spanish Flu of 1918 was an example of a(n) _____.

Question 17 17. A disease that affects the body as a whole is known as a(n):

Question 18 18. A relationship between two different species of organisms where one benefits and the other is hurt is known as _____.

Question 19 19. How can we distinguish virulence from pathogenicity?

Question 20 20. You examine the health statistics from the past five years for X country. The data reveals an average of 3,500 confirmed cases of Influenza B in the month of January for each of those years. This year, approximately 9,000 cases of Influenza B have been confirmed across the country for the month of January. This is considered an epidemic because:

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Question 21 21. Two or more organisms of a different species living in a relationship where all benefit is referred to as _____.

Question 22 22. Malaria is _____ to Africa but not to England.

Question 23 23. Which of the following does NOT occur during the period of illness?

Question 24 24. Microbes that reside within or on the body of a person, some of which are beneficial to survival, are called:

Question 25 25. What is an example of sanitation?

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Question 26 26. You start to feel sick but have yet to experience the full onset of clinical signs and symptoms. Which stage of disease is this?

Question 27 27. A disease that is rapid in onset, short in duration, and often severe and rapidly changing is known as a(n):

Question 28 28. An invading pathogen multiplies within your body prior to causing any signs or symptoms of disease. Which stage of disease development is this?

Question 29 29. How would you classify an epidemic of a particularly virulent disease that spreads to large parts of the world's continents?

Question 30 30. A disinfectant:

Disease Origins Chapter Exam Instructions

Choose your answers to the questions and click 'Next' to see the next set of questions. You can skip questions if you would like and come back to them later with the yellow "Go To First Skipped Question" button. When you have completed the practice exam, a green submit button will appear. Click it to see your results. Good luck!

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