Definition of Ventral segment. Meaning of Ventral segment. Synonyms of Ventral segment

Here you will find one or more explanations in English for the word Ventral segment. Also in the bottom left of the page several parts of wikipedia pages related to the word Ventral segment and, of course, Ventral segment synonyms and on the right images related to the word Ventral segment.

Definition of Ventral segment

ventral segment
Loop Loop, n. [Cf. Ir. & Gael. lub loop, noose, fold, thong, bend, lub to bend, incline.] 1. A fold or doubling of a thread, cord, rope, etc., through which another thread, cord, etc., can be passed, or which a hook can be hooked into; an eye, as of metal; a staple; a noose; a bight. That the probation bear no hinge, nor loop To hang a doubt on. --Shak. 2. A small, narrow opening; a loophole. And stop all sight-holes, every loop from whence The eye of Reason may pry in upon us. --Shak. 3. A curve of any kind in the form of a loop. 4. (Telegraphy) A wire forming part of a main circuit and returning to the point from which it starts. 5. (Acoustics) The portion of a vibrating string, air column, etc., between two nodes; -- called also ventral segment. Loop knot, a single knot tied in a doubled cord, etc. so as to leave a loop beyond the knot. See Illust. of Knot.
Ventral segment
Ventral Ven"tral, a. [L. ventralis, fr. venter the belly; perhaps akin to G. wanst: cf. F. ventral.] 1. (Anat.) Of, pertaining to, or situated near, the belly, or ventral side, of an animal or of one of its parts; hemal; abdominal; as, the ventral fin of a fish; the ventral root of a spinal nerve; -- opposed to dorsal. 2. (Bot.) (a) Of or pertaining to that surface of a carpel, petal, etc., which faces toward the center of a flower. (b) Of or pertaining to the lower side or surface of a creeping moss or other low flowerless plant. Opposed to dorsal. Ventral fins (Zo["o]l.), the posterior pair of fins of a fish. They are often situated beneath the belly, but sometimes beneath the throat. Ventral segment. (Acoustics) See Loop, n., 5.
Ventral segment
Segment Seg"ment, n. [L. segmentum, fr. secare to cut, cut off: cf. F. segment. See Saw a cutting instrument.] 1. One of the parts into which any body naturally separates or is divided; a part divided or cut off; a section; a portion; as, a segment of an orange; a segment of a compound or divided leaf. 2. (Geom.) A part cut off from a figure by a line or plane; especially, that part of a circle contained between a chord and an arc of that circle, or so much of the circle as is cut off by the chord; as, the segment acb in the Illustration. 3. (Mach.) (a) A piece in the form of the sector of a circle, or part of a ring; as, the segment of a sectional fly wheel or flywheel rim. (b) A segment gear. 4. (Biol.) (a) One of the cells or division formed by segmentation, as in egg cleavage or in fissiparous cell formation. (b) One of the divisions, rings, or joints into which many animal bodies are divided; a somite; a metamere; a somatome. Segment gear, a piece for receiving or communicating reciprocating motion from or to a cogwheel, consisting of a sector of a circular gear, or ring, having cogs on the periphery, or face. Segment of a line, the part of a line contained between two points on it. Segment of a sphere, the part of a sphere cut off by a plane, or included between two parallel planes. Ventral segment. (Acoustics) See Loor, n., 5.

Meaning of Ventral segment from wikipedia

- anterior median fissure is the groove in the ventral side. The human spinal cord is divided into segments where pairs of spinal nerves (mixed; sensory...
- usually divided into the thoracic segment (also known as the upper torso, where the forelimbs extend), the abdominal segment (also known as the "mid-section"...
- The segmental ganglia (singular: s. ganglion) are ganglia of the annelid and arthropod central nervous system that lie in the segmented ventral nerve...
- This tract is an ascending sensory pathway to the thalamus. From the ventral posterolateral nucleus in the thalamus, sensory information is rela****...
- the line of the first ventral segment, whereas the glandium clade weevils have flattened elytra and the first ventral segment clearly visible through...
- of each leg (the shortest segment, closest to the body) converge along the underside of the prosoma. The sternum (ventral plate between the bases of...
- connected to the brain. Ventral nerve cord neurons are physically organized into neuromeres that process signals for each body segment. Anterior neuromeres...
- forming two separate channels: one through the internal segment of the globus pallidus to the ventral oralis nuclei of the thalamus and from there to the...
- four pairs of setae on each segment or more than eight sometimes forming a complete circle of setae per segment. Special ventral setae are used to anchor...
- The somites (outdated term: primitive segments) are a set of bilaterally paired blocks of paraxial mesoderm that form in the embryonic stage of somitogenesis...