Question

Briefly explain the following terms.

(i) Reflex action

Answer 1

• Reflex action is an automatic and involuntary response to a stimulus.
• It is the entire process of response to a peripheral nervous stimulation, that occurs involuntarily, that is, without conscious effort or thought and requires the involvement of a part of the central nervous system.
• Most reflex actions are controlled by the spinal cord through reflex arcs.