Lab 12 Reflexes

Patellar Reflex

extends leg, femoral nerve, quadriceps

achilles tendon

dorsiflexion, gastrocnemius & soleus

crossed-extensor reflex

fingers curl up, simultaneous with withdrawal, because it crosses

plantar reflex

toes curl/plantar, normal in infants, Babinski’s sign in adults

corneal

contraction of orbicularis oculi, trigeminal nerve

pupillary light

pupils constrict

pupillary consensual reflex

a contralateral response, simultaneous constriction from pupillary reflex

ciliospinal reflex

ipsilateral response, nerve pathways with eyes are connected; dialation in both eyes