Gastroenteritis, also known as infectious diarrhea or simply as gastro, is an inflammation of the gastrointestinal tract including the stomach and intestine. Symptoms may include diarrhea, vomiting, and abdominal pain. Fever, lack of energy, and dehydration may also occur. This typically lasts less than two weeks. Although it is not related to influenza, in the U.S. it is sometimes called the "stomach flu".Gastroenteritis is usually caused by viruses; however, gut bacteria, parasites, and fungi can also cause gastroenteritis. In children, rotavirus is the most common cause of severe disease. In adults, norovirus and Campylobacter are common causes. Eating improperly prepared food, drinking contaminated water or close contact with a person who is infected can spread the disease. Treatment is generally the same with or without a definitive diagnosis, so testing to confirm is usually not n
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This course on water and wastewater treatment shows how to implement and design different methods and techniques to eliminate organic matter, nitrogen and phosporous from wastewater, and how to apply physical and chemical methods and techniques to produce drinking water.
Diversité du monde vivant, rôle et action des Procaryotes dans la biosphère. Fonctionnement biochimique des êtres vivants comprenant les voies métaboliques centrales et les fonctions des biomolécules majeures. Rôle central joué par l'information génétique, des mécanismes évolutifs et de régulation.
Les systèmes eaux et déchets en Suisse: du traitement end-of-pipe à la fermeture des cycles. Principes de l'adduction, de l'évacuation et du traitement des eaux. Bases du dimensionnement des ouvrages, réseaux et stations d'épuration. Gestion, traitement et valorisation des déchets urbains. Visites.
Diarrhea, also spelled diarrhoea or diarrhœa, is the condition of having at least three loose, liquid, or watery bowel movements each day. It often lasts for a few days and can result in dehydration
Abdominal pain, also known as a stomach ache, is a symptom associated with both non-serious and serious medical issues.Common causes of pain in the abdomen include gastroenteritis and irritable bowe
An infection is the invasion of tissues by pathogens, their multiplication, and the reaction of host tissues to the infectious agent and the toxins they produce. An infectious disease, also known as