| Ao | orifice area |
|---|---|
| AVO | aortic valve opening; aortic valve orifice; atrioventricular opening |
| CAVO | common atrioventricular orifice |
| EOA | effective orifice area; erosive osteoarthritis; esophageal obturator airway; examination, opinion, a... |
| LUO | left ureteral orifice |
| EOA | Effective Orifice Area |
|---|
| orifice | An opening. The mouth for example is an orifice. (12 Dec 1998) |
|---|---|
| orifice of external acoustic meatus | The orifice of the external acoustic meatus in the tympanic portion of the temporal bone. Synonym: porus acusticus externus, external acoustic foramen, external acoustic pore, external auditory pore, external auditory foramen, orifice of external acoustic meatus. (05 Mar 2000) |
| orifice of inferior vena cava | The orifice through which the inferior vena cava opens into the right atrium. Synonym: ostium venae cavae inferioris, orifice of inferior vena cava. (05 Mar 2000) |
| orifice of internal acoustic meatus | The inner opening of the internal acoustic meatus on the posterior surface of the petrous part of the temporal bone. Synonym: porus acusticus internus, internal acoustic foramen, internal acoustic pore, auditory pore, internal auditory foramen, orifice of internal acoustic meatus. (05 Mar 2000) |
| orifice of superior vena cava | The point of entry of the superior vena cava into the right atrium. Synonym: ostium venae cavae superioris, orifice of superior vena cava. (05 Mar 2000) |
| anal orifice | <anatomy> The distal or terminal orifice of the alimentary canal. (18 Nov 1997) |
|---|---|
| aortic orifice | The opening from the left ventricle into the ascending aorta; it is guarded by the aortic valve. Synonym: ostium aortae, aortic ostium. (05 Mar 2000) |
| cardiac orifice | The trumpet-shaped opening of the oesophagus into the stomach. Synonym: ostium cardiacum, cardiac opening, oesophagogastric orifice. (05 Mar 2000) |
| vaginal orifice | The narrowest portion of the canal, in the floor of the vestibule posterior to the urethral orifice. Synonym: ostium vaginae, orificium vaginae, vaginal opening. (05 Mar 2000) |
| gastroduodenal orifice | The opening between the stomach and the superior part of the duodenum. Synonym: ostium pyloricum, gastroduodenal orifice. (05 Mar 2000) |
| golf-hole ureteral orifice | A retracted funnel-shaped condition of the ureteral orifice in the wall of the bladder, due often to tuberculosis or a secondary sclerosis of the ureter. (05 Mar 2000) |
| root canal orifice | An opening in the pulp chamber leading to the root canal. (05 Mar 2000) |
| mitral orifice | An atrioventricular opening which leads from the left atrium into the left ventricle of the heart. Synonym: ostium atrioventriculare sinistrum, ostium arteriosum. (05 Mar 2000) |
| pulmonary orifice | The opening of the pulmonary trunk from the right ventricle, guarded by the pulmonary valve. Synonym: ostium trunci pulmonalis, pulmonary orifice. (05 Mar 2000) |
| pyloric orifice | The opening between the stomach and the superior part of the duodenum. Synonym: ostium pyloricum, gastroduodenal orifice. (05 Mar 2000) |
| ileocaecal orifice | The opening of the terminal ileum into the large intestine at the transition between the caecum and the ascending colon. Synonym: ostium ileocaecale, ileocaecal opening. (05 Mar 2000) |
| internal urethral orifice | The internal opening or orifice of the urethra, at the anterior and inferior angle of the trigone. Synonym: ostium urethrae internum, internal urethral opening. (05 Mar 2000) |
| oesophagogastric orifice | The trumpet-shaped opening of the oesophagus into the stomach. Synonym: ostium cardiacum, cardiac opening, oesophagogastric orifice. (05 Mar 2000) |
| tricuspid orifice | An atrioventricular opening which leads from the right atrium into the right ventricle of the heart. Synonym: ostium atrioventriculare dextrum, ostium venosum cordis. (05 Mar 2000) |
| external urethral orifice | The slitlike opening of the urethra in the glans penis, the external orifice of the urethra (in the female) in the vestibule, usually upon a slight elevation, the papilla urethrae. Synonym: ostium urethrae externum, external opening of urethra, meatus urinarius, orificium urethrae externum. (05 Mar 2000) |
| orifice |
an aperture or hole that opens into a bodily cavity; "the orifice into the aorta from the lower left chamber of the heart"
Ãâó: wordnet.princeton.edu/perl/webwn
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|---|---|
| orifice |
A cavity or opening.
Ãâó: www.fish.washington.edu/naturemapping/mollusks/glo...
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| orifice |
In hydrologic terms, (1) An opening with closed perimeter, usually sharp edged, and of regular form in a plate, wall, or partition through which water may flow, generally used for the purpose of measurement or control of water. (2) The end of a small tube, such as a Pitot tube, piezometer, etc.
Ãâó: weather.gov/glossary/glossary.php
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| orifice |
An opening.
Ãâó: www.mesa.edu.au/friends/seashores/glossary.html
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| orifice |
(1) The opening from the whirling chamber of a mechanical atomizer or the mixing chamber of a steam atomizer through which the liquid fuel is discharged. (2) A calibrated opening in a plate, inserted in a gas stream for measure velocity of flow.
Ãâó: www.cleaver-brooks.com/GlossFP.html
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| orifice | an aperture or hole opening into a bodily cavity |
|---|
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