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Tour of the Human Body Systems

The Tour Starts Here!

The Immune System
The Nervous System
The Excretory System
The Respiratory System
The Circulatory Syatem
The Digestive System
The Skeletal System
The Muscular System
Glossary of Terms
Reflex Ach

reflex.gif

                                Reflex arch
Reflexes are automatic motor respones triggered by specific stimuli that help us perserve homeostasis by making rapid adjustments in functions of our organs .
 
How a reflex arch happens
1. arrival of stimulus and activation of receptor.
2. activation of sensory neuron.
3. information processing.
4 activation of motor neuron.
5. respone of an effected tissue.