Englishfor English speakers
flexor
—
noun
(= flexor muscle)
a skeletal muscle whose contraction bends a joint
reflex
—
noun
an automatic instinctive unlearned reaction to a stimulus
—
adjective
(= automatic, reflexive)
without volition or conscious control
the automatic shrinking of the pupils of the eye in strong light
a reflex knee jerk
sneezing is reflexive