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Health Unit 4 Exam: Preventing Disease Exam should be worth a total of 60 points Each M/C question is worth 3 points Each T/F question is worth 2 points Learning Objective 4-1: Identify different infectious diseases and their causes, including pathogens. 1) Infectious diseases can be spread by food and air. *a. True b. False 2) Protozoans are multiple-celled organisms. a. True *b. False 3) With this type of pathogen, you literally have a plant living on your body. a. Virus b. Bacteria c. Protozoan *d. Fungi 4) White blood cells are a defense mechanism for infectious disease. *a. True b. False 5) The organism that attaches itself to healthy cells is called a virus. *a. True b. False 6) There have been moments in recorded human history when humans have been disease free. a. True *b. False 7) Which disease does bacteria cause? a. Pneumonia b. Flu c. Smallpox *d. Strep throat 8) Polio is caused by a virus. *a. True b. False Learning Objective 4-1: Identify the difference between infectious and non-infectious diseases. Learning Objective 4-2: Demonstrate some knowledge of safety tips to preventing infectious diseases. 9) Antibiotics kill viruses, but not bacteria. a. True *b. False 10) Viruses can be transmitted to humans through the bites of insects. *a. True b. False 11) Polio is a disease that is transmitted by a virus. *a. True b. False 12) The pathogen for ringworm is __________. *a. fungi b. virus c. bacteria d. protozoan 13) Bacterium is the pathogen for polio. a. True *b. False 14) The pathogen that causes malaria is __________. a. virus *b. protozoan c. fungi d. bacteria 15) West Nile Virus is spread by the bite of a: a. tick. b. flea. *c. mosquito. d. bee. 16) Malaria and chicken pox are caused by a virus. a. True *b. False 17) Which of the following symptoms best describes an effect of mononucleosis? a. Enlargement of the neck glands b. Tiredness and fatigue *c. Dehydration d. Frequent urination 18) Bird flu is caused by a virus. *a. True b. False Learning Objective 4-3: Demonstrate some knowledge of safety tips to preventing infectious diseases. Learning Objective 4-4: Identify situations in which one can eliminate or have little exposure to non-infectious diseases. 19) A malignant tumor is cancerous. *a. True b. False 20) Carcinogen is: a. when cancer spreads. *b. a substance that causes cancer. c. a term that means the same as an aneurysm. d. the chemicals used to stop the spread of cancer. 21) Ultraviolet rays are carcinogenic. *a. True b. False 22) Metastasis is the term that describes the spread of cancer. *a. True b. False 23) When a clot blocks a cerebral artery, __________ can occur a. a heart attack b. angina *c. a stroke d. bulimia 24) Eating a low salt diet can increase high blood pressure. a. True *b. False 25) The term benign means a tumor will not cause cancer. *a. True b. False 26) Asthma can be treated with antibiotics. a. True *b. False