auricular sulcus


auricular sulcus
(MOLLUSCA: Bivalvia)
A furrow demarcating the auricle from the shell.

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • sulcus posterior auriculae — [TA] posterior auricular sulcus posterior auricular groove: the slight depression on the pinna that separates the antihelix from the antitragus …   Medical dictionary

  • Sulcus — From the Latin for a groove, furrow, or trench. In medicine, there are many sulci (plural of sulcus) as, for example, the superior pulmonary sulcus. * * * 1. [TA] One of the grooves or furrows on the surface of the brain, bounding the several… …   Medical dictionary

  • posterior auricular groove — sulcus posterior auriculae …   Medical dictionary

  • preauricular sulcus of ilium — a slight, rough groove, anterior and inferior to the auricular surface of the ilium, that serves for attachment of the lower fibers of the anterior sacroiliac ligament; it is more apparent in females …   Medical dictionary

  • Pinna (anatomy) — Infobox Anatomy Name = PAGENAME Latin = auricula GraySubject = 229 GrayPage = 1034 Caption = The auricula. Lateral surface. Caption2 = Precursor = System = Artery = posterior auricular, anterior auricular Vein = Nerve = Trigeminal Nerve, Greater… …   Wikipedia

  • branch — An offshoot; in anatomy, one of the primary divisions of a nerve or blood vessel. A b.. See ramus, artery, nerve, vein. SYN: ramus (1) [TA]. accessory meningeal b. SYN: pterygomeningeal artery …   Medical dictionary

  • Ramus — In anatomy, a branch, such as a branch of a blood vessel or nerve. For example, the ramus acetabularis arteriae circumflexae femoris medialis is the branch of an artery that goes to the socket of the hip joint. The plural of ramus is rami. * * *… …   Medical dictionary

  • Artery — A vessel that carries blood that is high in oxygen content away from the heart to the farthest reaches of the body. Since blood in arteries is usually full of oxygen, the hemoglobin in the red blood cells is oxygenated. The resultant form of… …   Medical dictionary

  • groove — A narrow, elongate depression or furrow on any surface. SEE ALSO: sulcus. alveolobuccal g. the upper and lower half of the buccal vestibule on each side. SYN: alveolobuccal sulcus, gingivobuccal g., gingivobuccal sulcus. alveololabial g. 1. the… …   Medical dictionary

  • Vein — A blood vessel that carries blood low in oxygen content from the body back to the heart. The deoxygenated form of hemoglobin (deoxyhemoglobin) in venous blood makes it appear dark. Veins are part of the afferent wing of the circulatory system… …   Medical dictionary


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