Question

what is reflex action?Describe the steps involved in reflex action​

Answer 1

Answer:

In general terms, a Reflex action can be defined as an unconscious, automatic and involuntary response of effectors (muscles and glands) to a stimulus, which is monitored through the Peripheral nervous system (P.N.S.). Receptors such as the skin, perceive the stimulus and activate sensory nerve impulses

Answer 2

Reflex Action

• Spontaneous reaction to any harmful stimuli is known as Reflex Action

• Reflex action is a survival instinct

• Reflex action is acquired after birth

• Spinal Cord controls reflex actions

Path followed by reflex action is Reflex Arc

• When in contact with a harmful stimuli,the receptor organ is involved. Receptor organs include limbs and sensory organs

• The impulse in relayed to the Central Nervous System by the Sensory Neuron

• Information is processed in the CNS. A new reaction maybe generated or mostly the reaction is based on past experiences

• The reaction impulse is carried by Motor Neuron

• The effector organs do the necessary