Diaphragm 67054 222213256 2008-06-28T03:16:18Z Bobo192 97951 Reverted edits by [[Special:Contributions/122.53.112.22|122.53.112.22]] ([[User talk:122.53.112.22|talk]]) to last version by Voyagerfan5761 {{wiktionarypar|diaphragm}} {{TOCright}} '''Diaphragm''' may refer to any of the following: ==Anatomy== * [[Thoracic diaphragm]], a sheet of muscle separating the [[thorax]] and [[abdomen]] of mammals * [[Urogenital diaphragm]], a layer of the pelvis separating deep perineal sac from the upper pelvis * [[Pelvic diaphragm]], a pelvic muscle consisting of the Levator ani and the Coccygeus * A number of structures that act as diaphragms, including the [[iris (anatomy)|iris]] and the [[eardrum]] * Any dividing structure; for example, in gasteromycetes and bryozoans, with a sense similar to that of [[septum (marine biology)|septum]] ==Optics and photography== * [[Diaphragm (optics)]], a stop in the light path of a lens, having an aperture that regulates the amount of light that passes * [[Diaphragm shutter]], a type of optical shutter ==Acoustics== * [[Diaphragm (acoustics)]], a thin, semi-rigid membrane that vibrates to produce or transmit sound waves ==Other== * [[Diaphragm (contraceptive)]], a small rubber dome placed in the vagina to wall off the cervix, thus preventing sperm from entering * [[Diaphragm (mechanical device)]], a sheet of a semi-flexible material anchored at its periphery * [[Diaphragm seal]], a membrane that seals an enclosure * [[Diaphragm pump]], a type of wall * [[Diaphragm arch]], a type of arch * Diaphragm wall, a type of [[wall]] * [[Diaphragm valve]], a type of valve * [[Diaphragm (structural system)]], a structural engineering system used to resist lateral loads ==See also== *[[Lamina]] *[[Membrane]] {{disambig}} [[de:Diaphragma]] [[es:Diafragma]] [[eo:Diafragmo]] [[fr:Diaphragme]] [[id:Diafragma]] [[he:דיאפרגמה (פירושונים)]] [[kk:Диафрагма]] [[lt:Diafragma (reikšmės)]] [[nl:Diafragma]] [[pl:Przepona]] [[pt:Diafragma]] [[ru:Диафрагма]]