| ankle clonus | A rhythmical contraction of the calf muscles following a sudden passive dorsiflexion of the foot, the leg being semiflexed. (05 Mar 2000) |
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| cathodal opening clonus | An obsolete term for a clonus produced near a cathode when the flow of current is stopped. (05 Mar 2000) |
| clonus | <neurology, physiology> A form of movement marked by contractions and relaxations of a muscle, occurring in rapid succession. (13 Nov 1997) |
| wrist clonus | Rhythmical contractions and relaxations of the muscles of the forearm excited by a forcible passive extension of the hand. (05 Mar 2000) |
| wrist clonus reflex | Sudden extension of the wrist induces a sustained clonic movement. (05 Mar 2000) |
| subsultus clonus | A twitching of the tendons, especially noticeable at the wrist, occurring in low fevers. Synonym: subsultus clonus, tremor tendinum. (05 Mar 2000) |
| toe clonus | Alternating movements of flexion and extension of the great toe following forcible extension at the metatarsophalangeal joint. (05 Mar 2000) |
| abductor digiti minimi muscle of foot | Origin, lateral and medial processes of calcanean tuberosity; insertion, lateral side of proximal phalanx of fifth toe; action, abducts and flexes little toe; nerve supply, lateral plantar nerve. Synonym: musculus abductor digiti minimi pedis, abductor muscle of little toe, musculus abductor digiti quinti. (05 Mar 2000) |
| accessory flexor muscle of foot | <anatomy, muscle> Origin, by two heads from the lateral and medial borders of the inferior surface of the calcaneus; insertion, tendons of flexor digitorum longus; action, assists long flexor; nerve supply, lateral plantar. Synonym: musculus flexor accessorius, musculus quadratus plantae, accessory flexor muscle of foot, caro quadrata sylvii, musculus pronator pedis, plantar quadrate muscle, quadrate muscle of sole. (05 Mar 2000) |
| ankle-foot orthosis | A brace (usually plastic) worn on the lower leg and foot to support the ankle, hold the foot and ankle in the correct position, and correct foot drop. (12 Dec 1998) |
| arches of the foot | See: longitudinal arch of foot, plantar arch. (05 Mar 2000) |
| articulations of foot | Joints including the talocrural, intertarsal, tarsometatarsal, intermetatarsal, metatarsophalangeal and interphalangeal joints. Synonym: articulationes pedis, articulations of foot. (05 Mar 2000) |
| athlete's foot | <dermatology> A fungal infection of the feet treatable with nonprescription medications. Symptoms include: a red itchy rash with flaking or peeling. (27 Sep 1997) |
| back of foot reflex | The foot being firmly supported on its inner side, a sharp tap on the dorsal tendons causes extension of the second to the fifth toes. Synonym: back of foot reflex, dorsum of foot reflex. (05 Mar 2000) |
| ballerina-foot pattern | A vigorous posteromedial contraction of the left ventricle coupled with convexity anteriorly sometimes resulting from poor contraction of the opposing anterior wall; it is the most frequent dyssynergy observed in the prolapsed mitral valve leaflet syndrome (even with a normal anterior wall) and produces a configuration of angiographic dye in the right anterior oblique projection resembling a ballerina's foot; sometimes called dancer's foot malformation. (05 Mar 2000) |