Reflex Activity
•Components of a reflex arc
•Stretch and deep tendon reflex
•Flexor reflex
•Crossed extensor reflex
•Superficial reflex
http://www.fi.au.dk/uk/jl/bc13/fig1317.jpg
1.Reflex arc
1.Receptor
2.Sensory neuron
3.Integration center
4.Motor neuron
5.Effector
2.Stretch and deep tendon- occurs in the muscles.  Stretch involves stretching of the muscles.  Ex. Patellar reflex.  Deep tendon involves opposite, relaxing of the muscles.
3.Initiated by painful or perceived painful stimulus and caused automatic withdrawal.
4.Consists of withdrawal reflex and crossed extensor reflex.  Ex. Someone grabs you from behind and you punch.
5.Are stimulated by gentle cutaneous stimulation.  Plantar reflex.