fossa ovalis

fos·sa o·va·'lis

1. [NA], an oval depression on the lower part of the septum of the right atrium; it is a vestige of the foramen ovale, and its floor corresponds to the septum primum of the fetal heart; Synonym(s): oval fossa ☆ 2. Synonym(s): saphenous opening

fossa ovalis

(1) Elliptical recess of vestible; recessus ellipticus vestibuli [NA6].
(2) Fossula of vestibular window; fossula fenestrae vestibuli.
(3) Saphenous hiatus; hiatus saphenus [NA6].

fos·sa o·va·lis

(fos'ă ō-vā'lis) 1. [TA] An oval depression on the lower part of the septum of the right atrium; it is a vestige of the foramen ovale, and its floor corresponds to the septum primum of the fetal heart. 2. Synonym(s): saphenous opening.

单词	fossa ovalis
释义	fossa ovalis fos·sa o·va·'lis 1. [NA], an oval depression on the lower part of the septum of the right atrium; it is a vestige of the foramen ovale, and its floor corresponds to the septum primum of the fetal heart; Synonym(s): oval fossa ☆ 2. Synonym(s): saphenous opening fossa ovalis (1) Elliptical recess of vestible; recessus ellipticus vestibuli [NA6]. (2) Fossula of vestibular window; fossula fenestrae vestibuli. (3) Saphenous hiatus; hiatus saphenus [NA6]. fos·sa o·va·lis (fos'ă ō-vā'lis) 1. [TA] An oval depression on the lower part of the septum of the right atrium; it is a vestige of the foramen ovale, and its floor corresponds to the septum primum of the fetal heart. 2. Synonym(s): saphenous opening.
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