- extrafusal fiber
- экстрафузальное волокно, вневеретённое волокно* * *• вневеретенное волокно• экстрафузальное
English-russian biological dictionary. 2013.
extrafusal fiber
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Extrafusal muscle fiber — Extrafusal muscle fibers are a class of muscle fiber innervated by alpha motor neurons. They generate tension, do mechanical work and allow for movement by contracting.Compare with intrafusal muscle fiber is of sensory type and innervated by… … Wikipedia
Nerve fiber — Latin neurofibra MeSH Nerve+Fibers Code TA A14.0.00.001 A nerve fiber is a threadlike extension of a nerve cell and consists of an axon … Wikipedia
Nuclear chain fiber — A muscle spindle, with γ motor and Ia sensory fibers Latin myofibra catenaformis Code TH … Wikipedia
Intrafusal muscle fiber — Intrafusal fibers are muscle fibers that comprise the muscle spindle and are innervated by the gamma motor neurons (gamma motoneuron). These fibers are walled off from the rest of the muscle by a collagen sheath. This sheath has a spindle or… … Wikipedia
Muscle spindle — Latin fusus neuromuscularis Code TH H3.11.06.0.00018 Muscle spindles are sensory receptors within the belly of a muscle, which primarily detect changes in the length of this muscle. They convey length information to the central nervous system via … Wikipedia
Alpha motor neuron — Infobox Anatomy Name = Alpha motor neuron Latin = GraySubject = 190 GrayPage = Caption = Alpha motor neurons are derived from the basal plate (basal lamina) of the developing embryo. Width = 200 Caption2 = System = Central nervous system… … Wikipedia
Motor neuron — Neuron: Motor neuron Micrograph of the hypoglossal nucleus showing motor neurons with their c … Wikipedia
Skeletal striated muscle — A top down view of skeletal muscle Latin textus muscularis striatus skeletalis Code TH … Wikipedia
Axon — For other uses, see Axon (disambiguation). Structure of a typical neuron Axon … Wikipedia
Motor unit — ”A motor unit is a single α motor neuron and all of the corresponding muscle fibers it innervates; all of these fibers will be of the same type (either fast twitch or slow twitch). When a motor unit is activated, all of its fibers contract.… … Wikipedia
Neuromuscular junction — Electron micrograph showing a cross section through the neuromuscular junction. T is the axon terminal, M is the muscle fiber. The arrow shows junctional folds … Wikipedia
