extensor (redirected from Crossed extensor reflex)

ex·ten·sor  (k-stnsr)

n.

A muscle that extends or straightens a limb or body part.

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[New Latin extnsor, from Latin extnsus, past participle of extendere, to stretch out; see extend.]

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extensor

Noun

any muscle that stretches or extends an arm, leg, or other part of the body

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extensor  (k-stnsr)

A muscle that extends or straightens a limb or joint. Compare flexor.

Thesaurus

Noun

1.

extensor - a skeletal muscle whose contraction extends or stretches a body part extensor muscle skeletal muscle, striated muscle - a muscle that is connected at either or both ends to a bone and so move parts of the skeleton; a muscle that is characterized by transverse stripes musculus quadriceps femoris, quadriceps, quadriceps femoris, quad - a muscle of the thigh that extends the leg flexor, flexor muscle - a skeletal muscle whose contraction bends a joint