- occipital sinus
- noun
: a venous sinus lodged in a groove on the internal occipital crest
Useful english dictionary. 2012.
occipital sinus
Look at other dictionaries:
occipital sinus — n a single or paired venous sinus that arises near the margin of the foramen magnum by the union of several small veins, follows the internal occipital crest along the attached margin of the falx cerebelli, and empties into the confluence of… … Medical dictionary
Occipital sinus — Vein: Occipital sinus Dural veins … Wikipedia
groove for occipital sinus — sulcus sinus occipitalis … Medical dictionary
sinus marginalis — [TA] marginal sinus: any of the variably developed veins that connect the occipital sinus with the vertebral venous plexuses … Medical dictionary
Occipital condyle — Occipital bone. Outer surface. (Condyle for artic. with atlas labeled at lower left.) Latin condylus occipitalis Gray s … Wikipedia
Sinus (anatomy) — Sinus is Latin for bay , pocket , curve , or bosom . In anatomy, the term is used in various contexts. A sinus is a sack or cavity in any organ or tissue, or an abnormal cavity or passage caused by the destruction of tissue. In common usage,… … Wikipedia
sinus — 1. (si nus ) s. m. 1° En géométrie, le sinus d un arc ou d un angle est la perpendiculaire abaissée d une extrémité de l arc sur le diamètre qui passe par l autre extrémité. • Il est indubitable, et en cela Descartes mérite un coup d… … Dictionnaire de la Langue Française d'Émile Littré
Occipital bone — Bone: Occipital bone Sagittal section of skull. (Occipital bone is at right, in blue.) … Wikipedia
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
Occipital vein — Vein: Occipital vein Veins of the head and neck. (Occipial visible at left.) … Wikipedia
