brachioradial reflex

bra·chi·o·ra·di·al re·flex

with the arm supinated to 45°, a tap near the lower end of the radius causes contraction of the brachioradial (supinator longus) muscle.

bra·chi·o·ra·di·al re·flex

(brakē-ō-rādē-ăl rēfleks)
With the arm supinated to 45°, a tap near the lower end of the radius causes contracts of the brachioradial muscle.
Synonym(s): styloradial reflex.
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