pericardial sinus

pericardial sinus
Space, bounded ventrally by a pericardial membrane, within which the heart lies [Holdich and Jones, 1983].
(Order Anostraca):
In circulatory system, elongate cavity surrounding heart. Blood collects within sinus and enters heart through ostia; separated from underlying hemocoel by pericardial septum [Stachowitsch, 1992].
(Order Cumacea):
Cavity surrounding heart. Blood collected in pericardial sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].
(Order Tanaidacea):
Cavity surrounding heart. Blood collected in pericardial sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].
(Order Decapoda):
Cavity surrounding heart. Blood, coming from gills, collects in pericardial sinus and enters heart via ostia. (Syn. pericardial sac, pericardium) [Stachowitsch, 1992].
(Order Amphipoda):
Cavity surrounding heart. Elongate, often extending beyond heart as far posteriorly as telson. Blood collected in pericardia! sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].
(Order Isopoda):
Cavity surrounding heart. Blood collected in pericardial sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].
(Order Mysida):
Cavity surrounding heart. Blood collected in pericardial sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].
(Order Euphausiacea):
Cavity surrounding heart. Blood collected in pericar-dial sinus enters heart via ostia. (Syn. pericardium) [Stachowitsch, 1992].

Crustacea glossary. . 2011.

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Look at other dictionaries:

  • Pericardial sinus — Posterior wall of the pericardial sac, showing the lines of reflection of the serous pericardium on the great vessels. (Transverse sinus labeled at center. Oblique sinus not labeled, but visible below transverse sinus.) Gray s …   Wikipedia

  • pericardial sinus — noun or pericardial space : pericardium 2 …   Useful english dictionary

  • pericardial sinus — see dorsal sinus …   Dictionary of invertebrate zoology

  • pericardial sinus — an enlarged blood filled portion of the hemocoelom surrounding the heart in many invertebrates with open circulatory systems, such as arthropods. Called also pericardium …   Medical dictionary

  • Pericardial — can refer to:* Pericardial sinus * Pericardium …   Wikipedia

  • pericardial septum — (Order Anostraca): In circulatory system, ventral wall of pericardial sinus; separates pericardial sinus from underlying hemocoel. Perforated by series of holes to permit flow of blood from hemocoel to sinus [Stachowitsch, 1992] …   Crustacea glossary

  • pericardial space — noun the space between the layers of the pericardium that contains fluid that lubricates the membrane surfaces and allows easy heart movement • Syn: ↑pericardial cavity • Hypernyms: ↑cavity, ↑bodily cavity, ↑cavum * * * noun see pericardial sinus …   Useful english dictionary

  • sinus — 1. [TA] A channel for the passage of blood or lymph, without the coats of an ordinary vessel; e.g., blood passages in the gravid uterus or those in the cerebral meninges. 2. [TA] A cavity or …   Medical dictionary

  • sinus — A blood filled space on the venous side of the circulatory system [Warner, 1977]. Any space or cavity in body tissues; also, refers to broad concavity in margin of shell [Butler, T.H.]. (Order Notostraca): Posterior emargination of carapace;… …   Crustacea glossary

  • pericardial cavity — see dorsal sinus …   Dictionary of invertebrate zoology

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