| A | B |
| causative agent of mumps | paramyxovirus |
| swelling of salivary glands | diagnostic feature of mumps |
| epididymitis | rare complication of mumps |
| Helicobacter pylori | cause of gastric ulcers |
| urease | enzyme to convert urea to ammonia and CO2 |
| Salmonella typhi | cause of typhoid fever |
| shigellosis | bacillary dysentery |
| Shigella sonnei | cause of bacillary dysentery |
| Shiga toxin | cause of intense inflammation, bleeding, & ulceration of GI mucosa |
| EHEC | E. coli associated with hemolytic uremic syndrome |
| Enterohemorrhagic E. coli | serious GI infection associated with undercooked hamburger |
| Enterotoxigenic E. coli | Traveler's diarrhea |
| ETEC | E. coli that causes a cholera-like diarrhea |
| Campylobacter jejuni | most common cause of diarrhea in US |
| Guillain-Barre syndrome | side-effect of vaccines, viral infections, and C. jejuni infections |
| Gram positive bacilli; Cause of antibiotic-associated colitis | Clostridium perfringens |
| Vibrio cholerae | Gram negative curved bacilli |
| rice water stools | major symptom of cholera |
| oral dehydration therapy | most important treatment for cholera |
| Cryptosporidium | sporozoan cause of diarrheal disease |
| cryptosporidial diarrhea | transmitted through ingestion of oocysts |
| rotavirus; norovirus | viral agents of gastroenteritis |
| Staphylococcal intoxication | rapid onset food poisoning associated hand-prepared foods |
| Heat stable exotoxin of Bacillus cereus | cause of vomiting; associated with fried rice |
| Heat labile exotoxin of Bacillus cereus | cause of diarrhea; associated with meat & vegetables |
| Giardia lamblia | flagellate associated with diarrhea and attachment to small intestine |
| metronidazole | flagyl |
| diseases that may be treated with flagyl | Clostridium difficile; Giardia lamblia; Trichomonas vaginalis |
| giardiasis | often associated with ingestion of cysts from contaminated water |
| Entamoeba histolytica | cause of amoebic dysentery |
| amoebic dysentery | characterized by invasive colitis and bloody, mucoid stools |
| Hepatitis A | Infectious hepatitis |
| Hepatitis B | Serum hepatitis |
| Hepatitis C | Non-A, Non-B hepatitis |
| Hepatitis A & E | Fecal-Oral transmission |
| Hepatitis B & C | Blood transmission |