The principal structure of the digestive system is an irregular tube‚ open at both ends‚ called the alimentary (al-i-MEN-tar-ee) canal or the gastrointestinal (GI) tract. In the adult‚ this hollow tube is about 9 meters (29 feet) long Think of the tube as a passageway that extends through the body like a hallway through a building. Food must be broken down or digested and then absorbed through the walls of the digestive tube before it can actually enter the body and be used by cells The teeth
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Respiratory system From Wikipedia‚ the free encyclopedia See also: Respiratory tractRespiratory system A complete‚ schematic view of the human respiratory system with their parts and functions. Details Latinsystema respiratoriumIdentifiers TAA06.0.00.000FMAFMA:7158Anatomical terminologyThe respiratory system (or ventilatory system) is a biological system consisting of specific organs and structures used for the process of respiration in an organism. The respiratory system is involved in
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Those with muscular dystrophy are often hesitant when it comes to exercise. As anyone with the condition knows‚ exercise can take a toll but it can also do a lot of good. In fact‚ studies show that regular exercise can help make daily activities easier since it improves strength as well as flexibility and endurance. Those with muscular dystrophy can build nice‚ firm glutes just like everyone else. The only difference is the approach. Before you begin‚ make sure to talk to your doctor. Once you
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The Respiratory System The human respiratory system plays a very important part in our bodies. Without it‚ we wouldn’t be alive! We need air to move through our bodies at all times. Breathing‚ is a key necessity for life. Our respiratory system is made up of many organs that all work together. The goal of breathing is to deliver oxygen to the body and take away carbon dioxide. The respiratory system organs all work together‚ like a engine in a car‚ they all have a important role. Some
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The digestive system is a group of organs that perform the process by which food‚ containing nutrients‚ is eaten and broken down into different components. This breakdown makes it possible for the digested material to pass through the intestinal wall into the blood stream. The digestive process contains many different steps that take place in many different organs.<br><br>The first step of digestion begins at the mouth‚ where the food enters the mouth. Saliva is secreted from the salivary glands
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Body Organization and the Integumentary‚ Skeletal‚ and Muscular Systems Worksheet Organ Systems Label each of the structures‚ and describe the systems overall structure. NumberSystemCharacteristics 1Integumentary systemProtects underlying tissues. Provides skin sensation. Helps regulate body temperature. Synthesizes vitamin D.2Skeletal systemAttachment for muscles. Protects organs. Stores calcium and phosphorus. Produces blood cells.3Respiratory systemExchanges respiratory gases with the environment
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Circulatory system From Wikipedia‚ the free encyclopedia Jump to: navigation‚ search This article is about the organ system. For the band‚ see Circulatory System. For transport in plants‚ see Vascular tissue. Circulatory system | | The human circulatory system. Red indicates oxygenated blood‚ blue indicates deoxygenated. | Latin | systema cardiovasculare | The circulatory system is an organ system that passes nutrients (such as amino acids‚ electrolytes and lymph)‚ gases‚ hormones
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maintaining physical health‚ exercise has been recently linked with improve mental health. Although the benefits of physical activity have changed and continue to change‚ the most basic components still remain; cardiorespiratory fitness‚ muscular strength‚ and muscular endurance. Various sports and/or activities may place more emphasis on one over the other; however each contribute to the athletes overall performance. Furthermore‚ each component makes individualized contributions to an individuals’ health
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File Systems The file system provides the environment for working with files and folders. Windows uses FAT12‚ FAT16‚ FAT32 and/or NTFS with NTFS almost always being the best choice. Linux also has a number of its own native file systems. The default file system for Linux used to be ext2‚ now it is typically ext3. MS-DOS used to be and Microsoft Windows continues to be the most popular operating system for 80386‚ 80486‚ and Pentium PCs. Because Linux started on 80386/80486 PCs‚ a connection
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Muscular dystrophy (MD) is a group of genetic diseases involving progressive weakness and degeneration of the muscles that control movement. In some forms of MD‚ the heart muscles and other involuntary muscles‚ as well as other organs‚ are affected. There are 9 distinct types of MD. Myotonic MD is the most common form among adults‚ while Duchenne MD is the most common form among children (it affects only boys). Some are severe diseases at birth that lead to early death. Others follow very slow progressive
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