When the switch of a flashlight is pushed into the ON position, it makes contact between two contact strips, which begin a flow of electricity, powered from the battery. The batteries are connected in such a way that electricity (flow of electrons) runs between the positive and negative electrodes of the battery.
Shigella infection (shigellosis) is an intestinal disease caused by a family of bacteria known as shigella. The main sign of shigella infection is diarrhea, which often is bloody. Shigella can be passed through direct contact with the bacteria in the stool.
Leprosy. NET Glossary: an infectious disease known today as Hansen's disease, historically considered incurable and disfiguring, caused by a bacterium; in the Bible the Hebrew term traditionally translated leprosy actually describes a wide range of skin conditions other than Hansen's disease.he disease is described in the Papyrus Ebers as ukhedu (the Coptic name for leprosy is tseht). It is also mentioned in ancient Indian and Japanese history. Hippocrates calls it the Phoenician disease, and Galen names it elephantiasis..