Moro reflex

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Noun1.Moro reflex - a normal reflex of young infants; a sudden loud noise causes the child to stretch out the arms and flex the legs
startle, jump, start - a sudden involuntary movement; "he awoke with a start"

Mo·ro re·flex

n. reflejo de Moro, movimiento de sorpresa del neonato de reflejo instantáneo al estrechar las manos y brazos.
References in periodicals archive ?
During follow-up, irritability, exaggerated moro reflex, jitteriness, and sinus tachycardia were the only pathological findings.
Physical examination revealed shock signs fine rales on both lungs absent Moro reflex.
The FPR is meant to integrate into the Moro reflex response by about 12 weeks in utero.