circumferential canal


circumferential canal

Online Dictionary of Invertebrate Zoology. . 2005.

Look at other dictionaries:

  • Circumferential Highway (Nashua) — For other uses, see List of highways named Circumferential Highway. The Circumferential Highway is the commonly accepted name for a bypass route around the city of Nashua in southern New Hampshire, the majority of which has not yet been built.… …   Wikipedia

  • Spondylolisthesis — Not to be confused with spondylosis, spondylitis, or spondylolysis. Spondylolisthesis Classification and external resources X ray of the lateral lumbar spine with a grade III spondylolisthesis at the L5 S1 level …   Wikipedia

  • 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

  • Crown (dentistry) — Intervention ICD 9 CM 23.41 MeSH …   Wikipedia

  • Glaucoma — Classification and external resources Acute angle closure glaucoma of the right eye. Note the mid sized pupil, which was nonreactive to light, and injection of the conjunctiva. ICD 10 …   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

  • Governors Island — This article is about Governors Island in New York Harbor. For other uses, see Governors Island (disambiguation). Governors Island U.S. National Register of Historic Places …   Wikipedia

  • U.S. Route 15 in Maryland — This article is about the section of U.S. Route 15 in Maryland. For the entire length of the highway, see U.S. Route 15 …   Wikipedia

  • tunnels and underground excavations — ▪ engineering Introduction        Great tunnels of the world Great tunnels of the worldhorizontal underground passageway produced by excavation or occasionally by nature s action in dissolving a soluble rock, such as limestone. A vertical opening …   Universalium

  • Lamella — A thin leaf, plate, disk, wafer. * * * 1. [TA] A thin sheet or layer (such as occurs in compact bone) or sublayer. 2. A preparation in the form of a medicated gelatin disk, used as a means of making local applications to the conjunctiva in place… …   Medical dictionary


Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.