Micro 203 Final 2024 Questions & Answers | 100% Correct | Verified

Which of the following is not a structure used for bacterial adhesion? - Cilia True or False: A fetus can get an infection when a pathogen in the mother's blood is capable of crossing the placenta to the fetal circulation and tissues. - True The number of new cases of a disease in a population over a specific period of time compared with the healthy population is the ______. - incidence rate True or False: The infectious dose of Giardia is about 10 cells. This means that if less than 10 cells are ingested when taking a drink of cold mountain water, it is likely that no infection will result. - True True or False: Under certain circumstances, a person's resident biota can act as opportunistic pathogens. - True Treponema pallidum is the bacterium that causes syphilis. The gram-negative spirochete has never been cultured on bacteriological media. Select the statement that most accurately describes this diseasecausing microbe. - Koch's postulates cannot be fulfilled for this disease. Which of the following is a direct contact method of microbe transmission? - Droplets An infection spread between animals and humans is a ______. - zoonosis Which of the follo