extensor muscle

extensor /ex·ten·sor/ (-ser) [L.]

1. causing extension.

2. a muscle that extends a joint.

ex·ten·sor (

k-st

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

extensor

[iksten′sər]

Etymology: L, extendere, to stretch out

any muscle that extends a body part, such as the extensor indicis, which extends the index finger.

extensor [ek-sten´ser] (L.)

1. causing extension.

2. a muscle that extends a joint; see muscle.

extensor

[L.] any muscle that extends a joint. See Table 13 for list of all muscles.

crossed extensor reflex

see crossed extensor reflex.

extensor postural thrust

a postural reflex reaction tested in small animals by lifting the patient off the ground, then lowering it to see whether the hindlegs are extended to make contact and support weight and several short steps are taken to maintain posture. Called also extensor reaction.

Extensor postural thrust response. By permission from Sharp NJH, Small Animal Spinal Disorders, Mosby, 2004

extensor process disease

see pyramidal disease.

extensor reaction

see extensor postural thrust.

extensor rigidity

see under upper motor neuron.

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abductor muscle of little finger articular muscle deltoid muscle depressor muscle of angle of mouth depressor muscle of lower lip extensor muscle of fingers extensor muscle of index finger extensor muscle of little finger extrinsic muscle triangular muscle	extended source extended-reach needle extended-release extended-spectrum beta-lactamase extended-wear contact lens extender Extendryl extensibility index extension extension of life extension partial denture extensive grazing Extensive support extensor extensor carpi radialis brevis extensor carpi radialis longus extensor carpi ulnaris extensor digiti minimi extensor digitorum extensor digitorum brevis extensor digitorum longus extensor hallucis brevis extensor hallucis longus extensor indicis extensor lag extensor muscle extensor muscle of fingers extensor muscle of index finger extensor muscle of little finger Extensor muscles extensor pollicis brevis extensor pollicis longus extensor retinaculum extensor retinaculum of the ankle extensor retinaculum of the hand extensor thrust extenuate exteriorize extermination extern external external abdominal oblique muscle external abdominal region external absorption external acoustic meatus external acoustic pore external aperture of aqueduct of vestibule external aperture of canaliculus of cochlea external aperture of tympanic canaliculus external auditory canal external auditory foramen	Extensor carpi ulnaris muscle Extensor Digiti Minimi Extensor Digiti Minimi Extensor digiti minimi muscle Extensor Digitorum Extensor Digitorum extensor digitorum brevis extensor digitorum brevis Extensor Digitorum Brevis Manus Muscle Extensor digitorum brevis muscle Extensor Digitorum Brevis Reflex Extensor digitorum communis Extensor digitorum longus Extensor digitorum longus Extensor Digitorum Longus and Tibialis Anterior Extensor digitorum longus muscle Extensor digitorum muscle Extensor Digitorum Quinti extensor hallucis brevis Extensor hallucis brevis muscle Extensor hallucis longus Extensor hallucis longus Extensor hallucis longus muscle Extensor Hallucis Longus Tendon Extensor indicis Extensor indicis Extensor Indicis Propius Extensor indicis proprius Extensor indicis proprius extensor lag extensor muscle extensor muscle of fingers extensor muscle of fingers extensor muscle of fingers extensor muscle of great toe, long extensor muscle of great toe, long extensor muscle of great toe, long extensor muscle of great toe, short extensor muscle of great toe, short extensor muscle of great toe, short extensor muscle of index finger extensor muscle of index finger extensor muscle of index finger extensor muscle of little finger extensor muscle of little finger extensor muscle of little finger extensor muscle of thumb, long extensor muscle of thumb, long extensor muscle of thumb, long extensor muscle of thumb, short extensor muscle of thumb, short extensor muscle of thumb, short extensor muscle of toes, long extensor muscle of toes, long extensor muscle of toes, long extensor muscle of toes, short extensor muscle of toes, short extensor muscle of toes, short extensor muscle of wrist, radial, long extensor muscle of wrist, radial, long extensor muscle of wrist, radial, long

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