MBI 111 exam 1 questions with correct answers

Antoine van Leewenhoek (1600s) Answer developed simple microscopes, looked at fabric, "The Father of MBI", called bacteria "weeanimalcules" Ignaz Semmelweis (1840s) Answer suspected that doctors were transmitting childbed fever to women during childbirth, required hand washing in chlorine solution John Snow (1850s) Answer cholera, found that 500 fatal cases occurred in 10 days within 2500 yds. of a certain intersection, shut down the broad street pump and identified the link b/n cholera and water Joseph Lister (1860s) Answer followed up on infection control work by Semmelweis, used carbolic acid (phenol) to clean surgical dressings and instruments to control infections, cleanliness could control disease Louis Pasteur (s) Answer microbes are everywhere, food spoilage, heat can kill microbes, suspected that microbes could cause disease and microbes too weak to cause disease could cause immunity Robert Koch Answer Germ Theory of Disease, developed techniques for growing bacteria in the lab, Koch's postulates, discovered the bacterial causes for tuberculosis and cholera