basal joint reflex

ba·sal joint re·flex

opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is normally present but absent in pyramidal lesions. Synonym(s): finger-thumb reflex, Mayer reflex

basal joint reflex

n. A reflex of the thumb in which the metacarpophalangeal joint flexes and the interphalangeal joint extends in response to firm passive flexion of the third, fourth, or fifth finger.

ba·sal joint re·flex

(bā'săl joynt rē'fleks) Opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is present normally but is absent in pyramidal lesions.
Synonym(s): finger-thumb reflex, Mayer reflex.

Mayer,

Karl, Austrian neurologist, 1862-1932. Mayer reflex - apposition and adduction of the thumb. Synonym(s): basal joint reflex

单词	basal joint reflex
释义	basal joint reflex ba·sal joint re·flex opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is normally present but absent in pyramidal lesions. Synonym(s): finger-thumb reflex, Mayer reflex basal joint reflex n. A reflex of the thumb in which the metacarpophalangeal joint flexes and the interphalangeal joint extends in response to firm passive flexion of the third, fourth, or fifth finger. ba·sal joint re·flex (bā'săl joynt rē'fleks) Opposition and adduction of the thumb with flexion at its metacarpophalangeal joint and extension at its interphalangeal joint, when firm passive flexion of the third, fourth, or fifth finger is made; the reflex is present normally but is absent in pyramidal lesions. Synonym(s): finger-thumb reflex, Mayer reflex. Mayer, Karl, Austrian neurologist, 1862-1932. Mayer reflex - apposition and adduction of the thumb. Synonym(s): basal joint reflex
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