Problems with the return process can lead to stress on the heart and a range of circulatory and blood flow issues. Basic Anatomy of the Heart. The heart is the core of the circulatory system, and it is responsible for pumping and processing the blood for the entire body.
Cholera: Introduction. Cholera: An acute bacterial disease transmitted through food or water contaminated with human faeces. The intestinal infection is caused by the bacterium Vibrio cholerae. More detailed information about the symptoms, causes, and treatments of Cholera is available below.
Vibrio cholerae is a type of bacteria that cause cholera (an acute, diarrheal illness that can result in severe dehydration and even death within a matter of hours).These are Gram-negative rods (see Pictures of Cholera) that are facultatively anaerobic, which means they can survive either with or without oxygen.ibrio cholerae Serogroup O1 is the bacteria that is most often the cause of cholera. Vibrio cholerae Serogroup O139, a Vibrio cholerae Serogroup non-O1 bacterium, is the other cause of cholera.