- nuclear chain fiber
- an intrafusal fiber that contains a nuclear chain; it is shorter and thinner and contracts more rapidly than a nuclear bag fiber.
Medical dictionary. 2011.
nuclear chain fiber
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Nuclear chain fiber — A muscle spindle, with γ motor and Ia sensory fibers Latin myofibra catenaformis Code TH … Wikipedia
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nuclear bag fiber — an intrafusal fiber that contains a nuclear bag; it is longer and thicker and contracts more slowly than a nuclear chain fiber … Medical dictionary
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chain fiber — nuclear chain f … Medical dictionary
nuclear chain — a longitudinal array of nuclei occurring on an intrafusal fiber of muscle … Medical dictionary
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Type Ia sensory fiber — also called Primary Afferent Fiber is a type of sensory fiber. It is a component of a muscle fiber s muscle spindle which keeps track of how fast a muscle stretch changes (the velocity of the stretch).Function of muscle spindlesIn order to… … Wikipedia
Type II sensory fiber — (group Aβ) is a type of sensory fiber, the second of the two main groups of stretch receptors. They are non adapting, meaning that they keep responding even when the muscle has stopped changing its length. They are the second most highly… … Wikipedia
