At One Place

Reflexes

4 figures covering reflexes, fastest first.

What Typical Range Kind What is measured
Vestibulo-ocular reflex 10 ms 7 ms–15 ms Reflex Head turns; time until the eyes counter-rotate to hold the image still.
Knee-jerk (patellar) reflex 22 ms 18 ms–24 ms Reflex Tap the patellar tendon; time to the quadriceps contracting.
Blink reflex 40 ms 30 ms–60 ms Reflex Air puff or loud sound; time to the eyelid muscle firing.
Withdrawal reflex 90 ms 70 ms–150 ms Reflex Touching something painfully hot or sharp; time to the limb starting to move away.

Related pages