- ring nerve
-
see nerve ring.
Online Dictionary of Invertebrate Zoology. A.R. Maggenti and S.L. Gardne. 2005.
ring nerve
Look at other dictionaries:
nerve block — n 1) an interruption of the passage of impulses through a nerve (as with pressure or narcotization) called also nerve blocking 2) BLOCK ANESTHESIA * * * a method of producing anaesthesia in part of the body by blocking the passage of pain… … Medical dictionary
Nerve net — For the album by Brian Eno, see Nerve Net (album). Nettle Jelly A nerve net is a type of simple nervous system that is found in members of the cnidaria, ctenophora, and echinodermata phyla. Nerve nets consist of interconnected neurons lacking a… … Wikipedia
Nerve — A bundle of fibers that uses electrical and chemical signals to transmit sensory and motor information from one body part to another. See nervous system. * * * A whitish cordlike structure composed of one or more bundles (fascicles) of myelinated … Medical dictionary
Nerve (category theory) — In category theory, the nerve N(C) of a small category C is a simplicial set constructed from the objects and morphisms of C. The geometric realization of this simplicial set is a topological space, called the classifying space of the category C … Wikipedia
ring — 1. A circular band surrounding a wide central opening; a r. shaped or circular structure surrounding an opening or level area. SYN: anulus [TA]. 2. The closed ( i.e., endless) chain of atoms in a cyclic compound; commonly used for “cyclic” or… … Medical dictionary
Ring (jewellery) — A finger ring is a band worn as a type of ornamental jewellery around a finger; it is the most common current meaning of the word . Other types of metal bands worn as ornaments are also called rings , such as arm rings and neck rings.Rings are… … Wikipedia
nerve ring — Any ring of nerve fibers, may be around the mouth, esophagus, anus, bell margin, etc; see circumesophageal commissure … Dictionary of invertebrate zoology
nerve ring — noun : a ring of nervous tissue; especially : a ring of concentrated nervous tissue about the pharynx of various invertebrate animals … Useful english dictionary
nerve pentagon — (ECHINODERMATA) The nerve ring around the mouth … Dictionary of invertebrate zoology
nerve block — a method of producing anaesthesia in part of the body by blocking the passage of pain impulses in the sensory nerves supplying it. A local anaesthetic, such as lidocaine, is injected into the tissues in the region of a nerve. In this way… … The new mediacal dictionary
