lab 29: reflex arc and reflexes

20 terms by karadawn09 

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a withdrawal reflex employs ...

motor neurons in conjunction with sensory and motor neurons

interneurons in a withdrawal reflex are located ...

in the sensory neurons

a reflex arc begins

with the stimulation of a sensory receptor at the end of a sensory neuron

effects of a reflex arc are ...

glands and muscles

a patellar reflex employs

only sensory and motor neurons

the quad

is the effector muscle of the patellar reflex

the sensory stretch receptors (muscle spindles) of the patellar reflex arc

are located in the skeletal muscle

the dorsal root of a spinal nerve contains

the sensory neurons

the normal plantar reflex results in

flexion (curling) of the toes

Babinski reflex

stroking the sole of the foot in infants results in dorsiflexion and toes that spread apart

patellar reflex (response observed)

moderate extension of the leg at the knee joint

patellar reflex (effector muscle involved)

quad

calcaneal reflex (response observed)

plantar flexion of the foot

calcaneal reflex (effector muscle involved)

calf

biceps reflex (response observed)

slight twitch of muscle or flexion of the forearm

biceps reflex (effector muscle involved)

biceps

triceps reflex (response observed)

slight twitch of muscle or extension of the forearm

triceps reflex (effector muscle involved)

triceps

plantar reflex (response observed)

flexion (curling) of the toes

plantar reflex (effector muscle involved)

muscles in the toes

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