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cardiac opening

   Also found in: Dictionary/thesaurus, Legal, Financial, Encyclopedia, Wikipedia 0.02 sec.
opening /open·ing/ (o´pin-ing) an aperture or open space; anatomic openings may be called aditus, foramen, fossa, hiatus, orifice, or ostium.
aortic opening 
1. the aperture in the diaphragm for passage of the descending aorta.
2. see under orifice.
cardiac opening  the opening from the esophagus into the stomach.
caval opening  foramen venae cavae.
pyloric opening  the opening between the stomach and duodenum.
saphenous opening  see under hiatus.

cardiac opening
n.
The opening of the esophagus into the stomach.

opening
an aperture, orifice or open space.

aortic opening
1. the aperture of the ventricle into the aorta.
2. the aperture in the diaphragm for passage of the descending aorta.
cardiac opening
the opening from the esophagus into the stomach.
pyloric opening
the opening between the stomach and duodenum.


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