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X-Ray Unit
Healthline — An x-ray unit is the equipment used to produce x rays. Because of the risk of over-exposure to x rays, the x-ray unit includes both the machine used for collecting x rays and the protective room within which the x rays are taken and ...More…
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X Rays of the Orbit
Healthline — Orbital x rays are a radiographic study of the area and structures containing the eyes. The orbits are bony cone-shaped cavities that contain and protect the eyes. Each orbit is lined with fatty tissue to cushion the eyeballs. The orbits are thin ...More…
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Wound Culture
Healthline — A wound culture is a laboratory test in which microorganisms from a wound are grown in a special growth medium. It is done to find and identify the microorganism causing an infection in a wound or an abscess. If a microorganism is found, more ...More…
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Wound Care
Healthline — A wound is a disruption in the continuity of cells-anything that causes cells that would normally be connected to become separated. Wound healing is the restoration of that continuity. Several effects may result with the occurrence of a wound: ...More…
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Wheelchair Prescription
Healthline — A wheelchair is a mobile chair used by individuals who have impairments that limit their ability to walk. A wheelchair prescription defines the specifications of a chair according to an individual's particular needs. Wheelchairs are used either ...More…
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Water Fluoridation
Healthline — Water fluoridation is the public health practice of altering municipal water supplies to reflect an optimal range of fluoride in drinking water in order to combat dental caries (tooth decay). At the beginning of the 20th century, dental caries ...More…
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Water and Nutrition
Healthline — Water is essential to life and nutritional health. Humans can live for several weeks without food, but we can survive only a few days without water. Water makes up a large percentage of the body, in muscles, fat cells, blood and even bones. Every ...More…
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Voice Disorders
Healthline — A voice disorder is an abnormality of one or more of the three characteristics of voice: pitch, intensity (loudness), and quality (resonance). The National Institute on Deafness and Other Communication Disorders estimates that approximately7.5 ...More…