motor unit
noun Date: 1925 a motor neuron together with the muscle fibers on which it acts

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • motor unit — n a motor neuron together with the muscle fibers on which it acts * * * the unit of motor activity formed by a motor nerve cell and its many innervated muscle fibers …   Medical dictionary

  • 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

  • motor unit — noun : a motor neuron together with the muscle fibers on which it acts * * * Cell Biol., Physiol. a motor neuron and the muscle fibers innervated by its axon. [1965 70] …   Useful english dictionary

  • motor unit — Cell Biol., Physiol. a motor neuron and the muscle fibers innervated by its axon. [1965 70] * * * …   Universalium

  • motor unit — mo′tor u′nit n. cbl a motor neuron and the muscle fibers innervated by its axon • Etymology: 1965–70 …   From formal English to slang

  • motor unit — noun A neuron with its associated muscle fibres …   Wiktionary

  • Motor unit recruitment — is the progressive activation of a muscle by successive recruitment of contractile units (motor units) to accomplish increasing gradations of contractile strength. A motor unit consists of one motor neuron and all of the muscle fibers it… …   Wikipedia

  • Motor unit number estimation — (MUNE) is a technique that uses electromyography to estimate the number of motor units in a muscle. Principles A motor unit consists of one alpha motoneuron and all the muscle fibres it innervates. Muscles differ in the number of motor units that …   Wikipedia

  • Motor unit plasticity — The motor unit consists of a voluntary alpha motoneuron and all of the collective muscle fibers that it controls, known as the effector muscle. The alpha motoneuron communicates with acetylcholine receptors on the motor end plate of the effector… …   Wikipedia

  • motor unit potential — (MUP), motor unit action potential (MUAP) the sum of the recorded action potentials of all the muscle fibers in one motor unit …   Medical dictionary

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