Diaphragm
Encyclopedia : D : DI : DIA : Diaphragm
Diaphragm may refer to:
Anatomy
- Diaphragm (anatomy), a shelf of muscle extending across the bottom of the ribcage 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 and the eardrum
- Any dividing structure; for example, in gasteromycetes and bryozoans, with a sense similar to that of 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
- Iris diaphragm, a variable optical diaphragm
- 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 (mechanics), a sheet of a semi-flexible material anchored at its periphery
- Diaphragm seal, a membrane that seals an enclosure
- Diaphragm pump, a type of pump
- Diaphragm arch, a type of arch
- Diaphragm wall, a type of wall
- Diaphragm valve, a type of valve
See also
From Wikipedia, the Free Encyclopedia. Original article here. Support Wikipedia by contributing or donating.
All text is available under the terms of the GNU Free Documentation License See Wikipedia Copyrights for details.