a single hollow tract of nervous tissue that constitutes the central nervous system of chordates and develops into the spinal cord and brain in vertebrates.
a solid double strand of nerve fibers along the length of the body in elongate invertebrates, as earthworms and insects, connecting with a pair of nerve ganglia at each body segment.
- Nerve decompression
nerve decompression n. The relief of pressure on a nerve trunk by the excision of constricting bands or the widening of the bony canal.
noun, Anatomy, Physiology. 1. a process, axon, or dendrite of a nerve cell. nerve fiber n. A threadlike process of a neuron, especially the axon that conducts nerve impulses. nerve fiber See axon.
- Nerve fibre
noun 1. a threadlike extension of a nerve cell; axon
- Nerve food
noun a type of food thought to nourish the nerve and brain cells and possibly relieve stress and exhaustion