ventral nerve root

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• Nerve root — A nerve root is the initial segment of a nerve leaving the central nervous system. Types include: A cranial nerve root, the beginning of one of the twelve pairs leaving the central nervous system from the brain stem or the highest levels of the… …   Wikipedia

• nerve root — Anat. a nerve fiber bundle that emerges from either side of the spinal cord and joins with a complementary bundle to form each spinal nerve in the series of spinal nerves: the root at the rear of the spinal cord (dorsal root or sensory root)… …   Universalium

• nerve root — Anat. a nerve fiber bundle that emerges from either side of the spinal cord and joins with a complementary bundle to form each spinal nerve in the series of spinal nerves: the root at the rear of the spinal cord (dorsal root or sensory root)… …   Useful english dictionary

• ventral root. — See under nerve root. [1920 25] * * * …   Universalium

• ventral root. — See under nerve root. [1920 25] …   Useful english dictionary

• 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 …   The Collaborative International Dictionary of English

• Ventral fins — 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… …   The Collaborative International Dictionary of English

• 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… …   The Collaborative International Dictionary of English

• ventral root — n the one of the two roots of a spinal nerve that passes anteriorly from the spinal cord separating the anterior and lateral funiculi and that consists of motor fibers called also anterior root compare DORSAL ROOT …   Medical dictionary

• 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

• root — 1. The primary or beginning portion of any part, as of a nerve at its origin from the brainstem or spinal cord. SYN: radix (1) [TA]. 2. SYN: r. of tooth. 3. The descending underground …   Medical dictionary