Cholera igcse
WebCholera. Cholera is a disease that affects the digestive system. It is caused by the bacterium Vibrio cholerae. Cholera causes severe diarrhoea. The bacterium produces a … WebIGCSE Biology Topic Questions on Disease and Immunity Paper 2. The topic wise questions and mark schemes for " Disease and immunity " for Paper-2-are valid for …
Cholera igcse
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WebSep 18, 2024 · Cholera is a severe gastrointestinal disease caused by the bacteria Vibrio cholerae. V. cholerae can be found in human sewage and often infects people who drink water contaminated with human feces ... WebV. cholerae is the pathogen that causes cholera. Vaccination is used to control the spread of cholera during an outbreak. Explain how vaccination can control the spread of diseases. answer 2 ( c ) Add To Classified Many years ago scientists discovered that V. cholerae secretes a toxin. Fig. 2.2 shows the
WebOver 100,000 people die from cholera. Each year.And yet with treatment, at least 99% would survive. So what is cholera, and why are people still dying from i... WebCholera is an infection of the small intestine by some strains of the bacterium Vibrio cholerae. Symptoms may range from none, to mild, to severe. The classic symptom is …
WebJan 6, 2024 · But, the bacteria can remain in their stool for one to two weeks after being infected and can lead to the spread of cholera in their community. While most people … WebActive immunity: defence against a pathogen by antibody production in the body. Active immunity is gained after an infection by a pathogen or by vaccination. Vaccines immunise children against diseases caused by pathogens Process of vaccination: Harmless pathogen given which has antigens
WebFollowing these simple steps greatly reduces your risk of getting cholera in areas where cholera is spreading: 1. Be sure you drink and use safe water. Use bottled water to brush your teeth, wash and prepare food, and make …
WebJan 31, 2024 · sunken eyes. dry mouth. shriveled skin. extreme thirst. reduced urine output. irregular heart rate. low blood pressure. Dehydration may cause the loss of … lime green pothosWebCholera causes diarrhoea. Diarrhoea is the loss of watery faeces from the anus. If it is severe and continues for a long time, it can lead to death. Severe diarrhoea can cause the loss of significant amounts of water and ions from the body, causing the tissues and … lime green polo shirts for womenWebWhen a cholera epidemic broke out in 1854, John Snow decided to investigate. His surgery was near Broad Street in central London, and hundreds of people around the area had died from cholera... hotels near kauffman stadium with shuttleWebApr 21, 2013 · Cambridge igcse biology ( 2016 2024) movement in and out of cells cell Mr Tarek Saad Ibrahim. 3.3k views ... lime green pothos plantWeb• Explain cholera as a disease caused by a bacterium when doing IGCSE Biology past year papers • Recognise the key regions of the alimentary canal and associated organs, limited to mouth, salivary glands, oesophagus, stomach, small intestine (duodenum and ileum), pancreas, liver, gall bladder and large intestine (colon, rectum, anus) hotels near kauffman performing arts centerWebCholera: Introduction Cholera (Vibrio Cholerae) Pathophysiology, Risk Factors, Symptoms, Diagnosis, and Treatment JJ Medicine 772K subscribers Subscribe 2.7K 143K views 2 years ago Infectious... hotels near kawasaki stationWebThe use of raw human sewage to irrigate crops. Prevention of cholera can occur through: Providing adequate sewage treatment infrastructure. the provision of clean, piped water that has been chlorinated to kill bacteria (as this occurs in developed countries cholera is very rare among them) Vaccination programmes in areas where cholera is endemic. lime green popsicle