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1. a large vein or channel for the circulation of venous blood, such as one of the sinuses of the dura mater. 2. s. venosus (def. 1).Medical dictionary. 2011.
venous sinus — noun a wide channel containing blood; does not have the coating of an ordinary blood vessel • Syn: ↑sinus • Hypernyms: ↑duct, ↑epithelial duct, ↑canal, ↑channel • Hyponyms: ↑ … Useful english dictionary
venous sinus — ▪ anatomy in human anatomy, any of the channels of a branching complex sinus network that lies between layers of the dura mater, the outermost covering of the brain, and functions to collect oxygen depleted blood. Unlike veins, these… … Universalium
Cerebral venous sinus thrombosis — Classification and external resources Dural veins ICD 10 I63.6, I … Wikipedia
venous sinus of sclera — s. venosus sclerae … Medical dictionary
sinus venosus sclerae — sinus venosus scle·rae sklē rē n CANAL OF SCHLEMM * * * [TA] venous sinus of sclera: a circular channel at the junction of the sclera and cornea, which is the main pathway for elimination of aqueous humor from the eye. Called also Schlemm canal … Medical 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 venosus — si·nus ve·no·sus .sī nəs vi nō səs n an enlarged pouch that adjoins the heart, is formed by the union of the large systemic veins, and is the passage through which venous blood enters the heart in lower vertebrates and in embryos of higher forms… … Medical dictionary
sinus cavernosus — noun either of a pair of large venous sinuses in the cranial cavity • Syn: ↑cavernous sinus • Hypernyms: ↑venous sinus, ↑sinus … Useful english dictionary
sinus rectus — noun an unpaired sinus of the dura mater • Syn: ↑straight sinus, ↑tentorial sinus • Hypernyms: ↑venous sinus, ↑sinus … Useful english dictionary
sinus transversus — noun a paired dural sinus; terminates in the sigmoid sinus • Syn: ↑transverse sinus • Hypernyms: ↑venous sinus, ↑sinus … Useful english dictionary
