What is the name of an expert in pathogens called?

What is hysterical pregnancy? What is proper thing to say and do if pulled over by policeman for speeding to restroom and have explosive diarrhea? If cockroaches can survive a nuclear blast why do you bother trying to rid your homes of them? How can you love yourself? What is the name of the wavelike constructions that propel food along the gut? What muscles with muscular dystrophy cause abdominal protrudence? How does Gulliver spy on blefuscu? What is the heart condition that has been present since birth? How do you treated a patient that has been giving too much insulin? What is the best treatment for Chronic pharyngitis? Having practiced very hard the team had practiced very hard and derserved to win the game? Is someone with food poisoning known as a carrier? How far are you on in your pregnancy if you are spotting brown discharge? Do all patients with dextrocardia with situs inversus have the liver and spleen reversed as well as their heart? How much does herpes treatment cost? Is Maliabeth Johnson deaf? What is hairycell lukuemia? How many layers in a rainforset? Does an abcessed tooth cause fatigue? Is bulimia usually harder to detect then anorexia?