An infectious disease is a disease resulting from the presence of pathogens including viruses, bacteria, fungi, protozoa and multicellular parasites. The story of londons most terrifying epidemicand how it changed science, cities, and the modern world by steve. Cholera as cholera is a waterborne disease, it occurs where people do not have access to proper sanitation, a clean water supply or uncontaminated food. Cie subject notes be aware that each notes per topic of a subject may contain more than 20 pages covers the entire syllabus some syllabus points might be found in other chapters for simplicity. Cholera, malaria, aids, tb, measles eradication of smallpox basic terms used in the study of infectious disease. Cambridge igcse biology, third edition coursebook with cdrom mary jones and geoff jones. A service of the national library of medicine, national institutes of health. Its caused by the cholera bacterium which is an example of a prokaryotic organism. Cholera is an infectious disease caused by vibrio cholerae, which is a major cause of death in areas of the world where a proper infrastructure for good. This csir net coaching centre in kolkata is located near girish park metro station 2 min walking. In fact, the enterotoxin secreted by vibrio cholerae, which is p marily responsible for. Of the vibrios that are clinically significant to humans, vibrio cholerae o group 1, the agent of. The coursebook content has been revised and rearranged, ensuring that it is up to date and comprehensive. The bacteria pass through the stomach if the contents are sufficiently acidic less than ph4.
Alevel biologyhuman health and diseaseinfectious diseases. Cholera, a problem in third world countries, is a complicated diarrheal disease caused by the bacterium vibrio cholerae. In this video we look at vibrio cholera as a typical prokaryote, and see how the. This type of bacteria is usually present in the contaminated foods. Cell biology of infection molecular biology of the cell. By agreement with the publisher, this book is accessible by the search feature, but cannot. Earn hundreds of dollars each month by selling your written. Cholera, vibrio cholerae o1 and o9, and other pathogenic. Learn vocabulary, terms, and more with flashcards, games, and other study tools. Cholera is an infection which occurs in the small intestine. Cholera epidemiology, prevention and control intechopen. T oday, i continue my series of best of 2014 books lists by sharing the maths, physics, astronomy, chemistry and earth sciences books that i consider to be amongst the best published this. Brand new suite of aqa biology resources for the new 2008 a level specifications by bestselling authors and examiners, including dynamic learning and personal tutor digital resources. Reading my book it states that one part of the protein binds to the receptor.
Any brand names and product names mentioned in this book are subject to trademark, brand. The frequency, severity, and duration of cholera infection vary and keep on changing. Prokaryotic cells are not comprised of the same organelles as humans cells. Covers infectious diseases section in the as cie syllabus covers 5 infectious diseases. Cholera causes, symptoms,treatment and prevention of cholera. Cholera is a bacterial disease caused by the bacterium vibrio cholerae. A level biology book pdf free download gcecompilation.
Embraced by cambridge international examinations and completely supporting the prerequisites of the most recent cambridge international as and a level biology syllabus 9700 for first examination in 2016, this coursebook thoroughly covers all the learning and aptitudes understudies require amid this course. Cholera is most likely to occur where people use water or food that has been in contact with untreated sewage, as the bacteria are present in the faeces of an infected person. Prevention and control transmission is most likely to occur in crowded and impoverished conditions, such as refugee camps. Cambridge igcse biology coursebook third edition issuu. Cholera is usually transmitted through contaminated water or food. Shomus biology is starting the csir net coaching in kolkata for the csir net december 2016. Includes the effects of cholera on the human body, as well as the symptoms and treatments.
Bacteria are ingested by consuming contaminated water and food. No generic book summaries, but the specific content you need to ace your exams. Cholera is transmitted by drinking water or eating food, which is. This book provides for the first time comprehensive and uptodate. The resulting high intracellular camp level causes massive secretion of electrolytes and. Cholera cholera is an infectious disease caused by vibrio cholerae, which is a major cause of death in areas of the world where a proper infrastructure for good sanitation doesnt exist.
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