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Sunday, October, 25, 2009

Human Trachea

Health Encyclopedia: Colds And The Flu Introduction

Introduction


Upper respiratory tract infections affect the airways in the nose, ears, and throat.

Structures of the throat include the esophagus, trachea, epiglottis, and tonsils.

The infections can be caused by viruses, bacteria, or other microscopic organisms. In most cases, these infections lead to colds or mild influenza (flu) and are temporary and harmless. In rare cases, flu can be severe, or the infections may turn into pneumonia.

Organisms that cause these upper respiratory tract infections ...

Read more »

Expert & Community Posts

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Dr. Eisner Q&A #7
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It May Be in Your Genes
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...instructions to make molecules called proteins. In humans, genes vary in size from a few hundred... Read more »

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...escape it, to end it, avoid it.  We as individual human organisms, will – like all living... Read more »

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...are pretty cool customers.Spock happens to be half-human, and therefore is vulnerable to... Read more »

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Allergies, Colds, Bronchitis? It's Not So Easy to Tell the Difference
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...throat. Actually it was lower down, a tickle in my trachea. "Must be an allergy to something... Read more »

Health Guide

Sickle Cell Disease: Complications
...managed well with transfusions. In about 80% of cases, aplastic crises are triggered by a virus called human parvovirus B19. There is some evidence that the virus increases the risk for neurologic... Read more »
Non-Small Cell Lung Cancer: Staging Systems
...main airwayIt is 2 cm or more away from the ridge (the carina) at the lowest part of the windpipe (trachea)It has invaded the pleuraIt is associated with collapsed lung tissue (atelectasis) or... Read more »
Eating Disorders: Complications of Bulimia
...common. The esophagus connects the nose and mouth with the stomach. The epiglottis folds over the trachea when a swallow occurs, to prevent the swallowed substance from being inhaled into the... Read more »
Chronic Obstructive Lung Disease: Introduction
...a person inhales, air travels through the following pathways into the lungs:Air is carried from the trachea (the windpipe) into the lung through flexible airways called bronchi.Like the branches... Read more »
Pneumonia: Introduction
...There are several parts to each lung.When a person takes a breath (inhales), the air travels from the trachea (windpipe) into the lung through the main bronchus, which branches into tiny flexible... Read more »

Images

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Human Skeleton Diagram - Bones in Hands, Feet

Diagram of a human skeleton, including hands and feet... Read more »

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