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The Respiratory System - Online Term Paper

The Respiratory System

The main job of is to provide oxygen to the blood, and release the carbon dioxide left over from the spent blood, works with the cardiovascular system to make this happen. Blood enters the lungs through the pulmonary circulation and is dark colored, low in oxygen, and high in carbon dioxide. It is pumped by the right side of the heart into the pulmonary arteries, which lead to the lungs, the pulmonary arteries divide into smaller and smaller blood vessels, ending with pulmonary capillaries in the walls of the alveoli. The alveolar walls are so thin that oxygen and carbon dioxide move through them easily. Oxygen passes from the alveoli to the blood in the capillaries at the same time; ...

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to the trachea and is next to esophagus, behind the skin and connective tissue of the throat. The larynx is supported by ligaments from the hyoid bone, at the base of the tongue. Going into the trachea
The trachea, is a section of respiratory tract in the neck, extending between the larynx and the bronchi and lying in front of the esophagus. The trachea, also called windpipe, is made up of numerous cartilaginous half-rings, the open ends are near the esophagus. These rings, located one above the other, are connected by muscular and fibrous tissue. The trachea is about 10-cm (4.5 in) long and 2.5 cm (1 in) in diameter. It is lined internally with a mucous membrane. The trachea can get respiratory infections very easily
The lungs are enclosed in the thorax. The ribs support the body wall of the thorax, which has a domed base formed by the diaphragm. The ribs slant downward and forward; when they are raised by the action of muscles, the volume of the thorax is increased. The volume ...

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The Respiratory System. (2008, July 31). Retrieved November 23, 2024, from http://www.essayworld.com/essays/The-Respiratory-System/87579

"The Respiratory System." Essayworld.com. Essayworld.com, 31 Jul. 2008. Web. 23 Nov. 2024. <http://www.essayworld.com/essays/The-Respiratory-System/87579>

"The Respiratory System." Essayworld.com. July 31, 2008. Accessed November 23, 2024. http://www.essayworld.com/essays/The-Respiratory-System/87579.

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PAPER DETAILS

Added: 7/31/2008 04:39:46 AM
Category: Health & Medicine
Type: Premium Paper
Words: 763
Pages: 3

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