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Laryngitis : Causes

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The voice box (larynx) is located at the top of the airway to the lungs (trachea). The larynx contains the vocal cords.
Source:ADAM
Date:October 10, 2008
Laryngitis is easily recognizable. People realize they can't speak or that their voices are hoarse.
Source:Gale Encyclopedia of Alternative Medicine
The same viruses which cause the majority of simple upper respiratory infections(colds, etc.) are responsible for laryngitis. These include parainfluenzae virus, influenza virus, respiratory syncytial virus, rhinovirus, coronavirus, and echovirus.
Source:Gale Encyclopedia of Medicine
Bacteria are prokaryotes(unicellular organisms with no membrane-enclosed nucleus) with simple structures that typically range in size from about 0.5 to 20 micrometers.Bacteria are named according to the binomial(two-name) system of nomenclature fi...
Source:Gale Encyclopedia of Nursing and Allied Health
The bacterium Heliobacter pylori is the only one that can survive inside the human stomach. It causes gastritis and ulcers, but is generally treatable with a combination of antibiotics.
Source:StayWell
A virus is an infectious agent, often highly host-specific, consisting of genetic material surrounded by a protein coat.Viruses infect virtually every life form, including humans, animals, plants, fungi, and bacteria. So small that they cannot be ...
Source:Gale Encyclopedia of Nursing and Allied Health
Viruses are familiar from the common diseases they cause: colds and flu, for instance. But what are they, and how do they cause sickness?
Source:StayWell
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