How Are Involuntary Action And Reflex Action Different From Each Other?

Involuntary action

Reflex action

These are actions performed with one’s conscious will 

These are quick automatic responses carried out by voluntary muscles

These actions are regulated by the brain

These actions are regulated by the spinal cord

These actions are performed throughout one’s life

These actions produced in response to an event of an emergency

This action may be quick or slow

Always quick

For instance – the beating of the heart is an involuntary action

For instance – immediate withdrawal of hands upon touching a hot cup of tea