a bodily process occurring due to the effect of some antecedent stimulus or agent

reflex changes in the eyes that enable an object to be focused on the retina

extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front; normal in infants under the age of two years but a sign of brain or spinal cord injury in older persons

a reflex that expels gas noisily from the stomach through the mouth

a reflex that closes and opens the eyes rapidly

sudden reddening of the face (as from embarrassment or guilt or shame or modesty)