1. An intermediate carrier for a disease is called a(n):
2. The ability of an organism to cause a disease is called:
3. Diseases that are carried by animals are referred to as:
4. Which observation lead to the smallpox vaccine?
small pox had a very short life cycle
boys that got small pox early in life did not get the disease later
dairy maids did not normally get smallpox
cows were immune to small pox
5. Which scientist developed a way to identify disease causing agents?
6. Accoring to his method of identifying a disease-causing agent, the pathogen must first be:
visible under a microcope
present in the environment
present in all hosts that have the disease
destroyed using heat
7. In order to fully develop the Germ Theory, what historical idea had to be debunked?
8. Pasteurization refers to a method designed to:
prevent illness in children
prevent spoilage of food
immunize against disease
identify a disease causing agent
9. Ignatz Semmelweis contribution to medicine was:
the development of antibiotics
identification of the pathogen that caused childbed fever
to encourage hand washing in hospitals
developing a vaccine
10. Who was credited with the first vaccine?