intrafusal
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intrafusal — Applied to structures within the muscle spindle. * * * in·tra·fu·sal fyü zəl adj situated within a muscle spindle <intrafusal muscle fibers> compare EXTRAFUSAL * * * in·tra·fu·sal (in″trə fuґzəl) [intra + fusus] pertaining… … Medical dictionary
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
intrafusal fibers — modified muscle fibers which, surrounded by fluid and enclosed in a connective tissue envelope, compose the muscle spindle … Medical dictionary
músculo intrafusal — Tejido de músculo estriado en el interior de un huso muscular. Diccionario Mosby Medicina, Enfermería y Ciencias de la Salud, Ediciones Hancourt, S.A. 1999 … Diccionario médico
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
nervous system, human — ▪ anatomy Introduction system that conducts stimuli from sensory receptors to the brain and spinal cord and that conducts impulses back to other parts of the body. As with other higher vertebrates, the human nervous system has two main… … Universalium
Nuclear chain fiber — A muscle spindle, with γ motor and Ia sensory fibers Latin myofibra catenaformis Code TH … Wikipedia
Gamma motoneuron — Neuron: Gamma motorneuron A muscle spindle, with γ motor and Ia sensory fibers NeuroLex ID … Wikipedia
mechanoreception — See mechanoreceptor. * * * Ability to detect and respond to mechanical stimuli in one s environment. A slight deformation of a mechanoreceptive neuron causes an electric charge at its surface, activating a response. Mechanoreceptors in pain spots … Universalium
Fiber — The parts of plants that cannot be digested, namely complex carbohydrates. Also known as bulk or roughage. Complex carbohydrates from plants are rich in starch and fiber. Examples of plants that provide complex carbohydrates (fiber) are fresh… … Medical dictionary
