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diaphragm
Pronunciation (dī′ă-fram)
- The musculomembranous partition between the abdominal and thoracic cavities. Syn: diaphragma (2) , interseptum, midriff, phren (1)
- A thin disc pierced with an opening, used in a microscope, camera, or other optic instrument to shut out the marginal rays of light, thus giving a more direct illumination.
- A flexible ring covered with a domed sheet of elastic material used in the vagina to prevent pregnancy.
- In radiography, a grid (2) or a lead sheet with an aperture. See: collimator
[G. diaphragma]
WebMD Medical Reference from "Stedman's Medical Dictionary"
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Stedman’s Medical Dictionary 28th Edition, Copyright© 2006_Lippincott Williams & Wilkins. All rights reserved.
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