anulus fibrosus dexter/sinister cordis

anulus fibrosus dexter/sinister cordis
[TA] right/left fibrous ring of heart: one of the dense fibrous rings that surround the right and left atrioventricular orifices. To these rings, either directly or indirectly, are attached the atrial and ventricular muscle fibers. The rings form part of the cardiac skeleton. Called also Lower rings.

Anuli fibrosi cordis (fibrous rings of heart), one surrounding each of the two atrioventricular valves.


Medical dictionary. 2011.

Look at other dictionaries:

  • anulus — SYN: ring (1). [L.] a. abdominalis SYN: deep inguinal ring. a. ciliaris SYN: ciliary body. a. conjunctivae [TA] SYN: conjunctival ring. a. femoralis [TA] SYN: femoral ring. a. fibrocartilagineus membranae tympani [TA] SYN: fibrocartilaginous ring …   Medical dictionary

  • mitral anulus — mitral valve anulus see a. fibrosus dexter/sinister cordis …   Medical dictionary

  • tricuspid anulus — tricuspid valve anulus see a. fibrosus dexter/sinister cordis …   Medical dictionary

  • ring — 1. A circular band surrounding a wide central opening; a r. shaped or circular structure surrounding an opening or level area. SYN: anulus [TA]. 2. The closed ( i.e., endless) chain of atoms in a cyclic compound; commonly used for “cyclic” or… …   Medical dictionary

  • Lower rings tubercle — Low·er rings, tubercle (loґər) [Richard Lower, English anatomist, 1631–1691] see anulus fibrosus dexter/sinister cordis and tuberculum intervenosum …   Medical dictionary

  • atrioventricular rings — atrioventricular valve rings see anulus fibrosus dexter/sinister cordis …   Medical dictionary

  • fibrous rings of heart — see anulus fibrosus dexter/sinister cordis …   Medical dictionary

  • Lower rings — see anulus fibrosus dexter/sinister cordis …   Medical dictionary

  • mitral ring — mitral valve ring see anulus fibrosus dexter/sinister cordis …   Medical dictionary

  • right/left fibrous ring of heart — see anulus fibrosus dexter/sinister cordis …   Medical dictionary

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