aortic opening in diaphragm

aortic opening in diaphragm
hiatus aorticus.

Medical dictionary. 2011.

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  • aortic hiatus — n an opening in the diaphragm through which the aorta passes …   Medical dictionary

  • Aortic hiatus — Infobox Anatomy Name = PAGENAME Latin = hiatus aorticus GraySubject = 117 GrayPage = 406 Caption = The diaphragm. Under surface. (Aortic hiatus labeled near center.) Caption2 = Celiac and cranial mesenteric ganglion in a cat. 1 Crus sinistrum… …   Wikipedia

  • opening — A gap in or entrance to an organ, tube, or cavity. SEE ALSO: aperture, fossa, ostium, orifice, pore. access o. SYN: access. aortic o. SYN: aortic hiatus …   Medical dictionary

  • Thoracic diaphragm — diaphragm Respiratory system Latin diaphragma Artery Pericardiacophrenic artery …   Wikipedia

  • Crus of diaphragm — The diaphragm. Under surface. (Left crus and right crus are at bottom center.) Deep …   Wikipedia

  • Hiatus — An opening, as in the diaphragm. When there is an unusually wide opening in the diaphragm, there can be a hiatus (or hiatal) hernia. In Latin an hiatus is an opening, gaping mouth, or chasm. It is derived from the verb hiare meaning to gape or… …   Medical dictionary

  • Foramen — A natural opening. Although a foramen is usually through bone, it can be an opening through other types of tissue, as with the foramen ovale. * * * An aperture or perforation through a bone or a membranous structure. SYN: trema (1). [L. an… …   Medical dictionary

  • crus — 1. SYN: leg. 2. Any anatomical structure resembling a leg; usually (in the plural) a pair of diverging bands or elongated masses. SEE ALSO: limb. [L.] ampullary crura of semicircular ducts SYN: ampullary membranous limbs of semicircular ducts,… …   Medical dictionary

  • plexus — A network or interjoining of nerves and blood vessel s or of lymphatic vessels. [L. a braid] abdominal aortic (nervous) p. [TA] an autonomic p. surrounding the abdominal aorta, directly continuous with the thoracic aortic p. superiorly and …   Medical dictionary

  • duct — A tubular structure giving exit to the secretion of a gland or organ, capable of conducting fluid. SEE ALSO: canal. SYN: ductus [TA]. [L. duco, pp. ductus, to lead] aberrant ducts SYN: aberrant ductules, under ductule …   Medical dictionary

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