Bauman Microbiology 5th Edition - Exam 1 (Chapters 1-6, 11)

_______ _________________ _______ showed that bacteria caused brucellosis; could be ingested via cow's milk (1925); advocated for pasteurization of dairy products in US (1930). - Alice Catherine Evans ________ _____________ (1822-1895) performed an experiment similar to Spallanzani's, he boiled infusions long enough to kill everything; instead of sealing the flasks, he bent their necks into an S-shape, which allowed air to enter while preventing the introduction of dust and microbes into the broth. - Louis Pasteur ________ ____________________ (1818-1865) was a physician on the obstetric ward of a teaching hospital in Vienna; 1848 he observed that women giving birth in the wing where medical students were trained died from puerperal fever at a rate 20x higher than the mortality rates of either women attended by midwives in an adjoining wing or women who gave birth at home. - Ignaz Semmelweis ________ are numerous short protrusions of a cell that beat rhythmically to propel the protozoan through its environment. - Cilia __________ ______________________ was unsuccessful in gaining support for his hand washing method from most European doctors; became severely depressed and was committed to a mental hospital, where he died from an infection of Streptococcus, the very organism he had fought for so long. - Ignaz Semmelweis __________ _______________________ began requiring medical students to wash their hands with chlorinated lime water, a substance long used to eliminate the smell of cadavers; mortality in the subsequent year dropped from 18.3% to 1.3%. - Ignaz Semmelweis __________ are unicellular and typically oval to round; reproduce asexually by budding; some also produce spores. - Yeasts ex.) Saccharomyces cerevisiae ___________ are typically multicellular organisms that grow as long filaments that intertwine to make up the body; reproduce by sexual and asexual spores. - Molds ex.) Penicillium chrysogenum