Question 1 (5 points) Any microorganism that is capable of causing disease is considered to be a Question 1 options: A) bacteria. B) rickettsiae. C) pathogen. D) protozoan . Question 2 (5 points) Where do vaccines help to break the chain of infection? Question 2 options: A) At the means of transmission B) At the susceptible host C) At the portal of exit D) At the reservoir Question 3 (5 points) There are different ways that a pathogen may be transmitted. Which of the following choices best explains how the West Nile virus can be spread? Question 3 options: A) Vector B) Indirect contact transmission C) Airborne D) Ingestion Question 4 (5 points) Which organization is responsible for the bloodborne pathogen standard? Question 4 options: A) Medicare B) FDA C) OSHA D) CDC Question 5 (5 points) Objective information that can be observed and usually measured is called a/an Question 5 options: A) symptom. B) sign. C) sequelae. D) etiology. Question 6 (5 points) Which of the following choices lists the correct signs of inflammation? Question 6 options: A) Swelling, amount of ecchymosis, use of body part, and drainage B) Redness, heat, swelling, and pain C) Redness, swelling, amount of ecchymosis, and use of body part D) Redness, heat, swelling, and amount of ecchymosis

How would you prevent contraction of West Nile virus?Group of answer choicesUpdate vaccinesUse insect repellantPasteurize milk productsWash hands thoroughly and frequently

Question 2 (6 points) The chain of infection is the means by which a pathogen develops and moves from its original environment to a susceptible host. Match the following terms and their definitions: Question 2 options: The way a pathogen travels. There are two types of transmission and they include direct or indirect. The way the pathogen leaves a reservoir. Places where pathogens live. The organism that a pathogen infects. The way a pathogen can enter a new host. An infectious agent that can cause disease. 1. Pathogen 2. Reservoir 3. Portal of Exit 4. Mode of Transmission 5. Portal of Entry 6. Host

Question 7 (5 points) In order for disease to spread there is a chain of infection that needs to occur. What is the order of the chain? Question 7 options: A) Susceptible host, age, infectious agent, portal of entry, means of transmission, vector B) Infectious agent, reservoir, portal of exit, vector, indirect contact transmission, susceptible host C) Infectious agent, reservoir, portal of exit, means of transmission, portal of entry, susceptible host D) Age, infectious agent, portal of entry, portal of exit, vector, susceptible host Question 8 (5 points) An example of a congenital disease is Question 8 options: A) Grave's disease. B) osteoarthritis. C) appendicitis. D) cystic fibrosis. Question 9 (5 points) What is a symptom? Question 9 options: A) Period of decreased disease activity B) The patient's subjective report of how he/she feels C) When and where disease occurs D) Information that is observed and can usually be measured Question 10 (5 points) Fomites can often harbor disease causing pathogens. An example of a fomite is Question 10 options: A) the family pet that is close with all of the household members. B) our food supply. C) the medical receptionist who makes the appointments and take the copayments for all of the patients that are coming in to see the physician. D) the remote control for the TV in the doctor's office waiting room. Question 11 (5 points) What are some of the natural defenses that human bodies have to help keep pathogens out? Question 11 options: A) Cilia, tears, and skin B) Cilia, skin, and clothing C) Skin, eyelashes, and vaccines D) Antibiotics, vaccines, clothing Question 12 (5 points) What is the term for a cell not getting enough oxygen? Question 12 options: A) Infarction B) Ischemia C) Dysplasia D) Infection

Salmonella typhi, Shigella dysenteriae, and leptospirosis are diseases dealing with which of the three biological concerns?Group of answer choicesVirusesProtozoaBacteria

This is TRUE regarding Rocky Mountain spotted fever A) Cells are transmitted via mosquito vectors B) Cells are obligate intracellular parasites C) Cells act as energy parasites by exchanging internal ADP for external ATP D) Is fatal in 50% of untreated cases