ANATOMY

Detailed explanation-1: -An involuntary or instantaneous action by the human body parts in response to a stimulus is called reflex action. It is because of numerous neural pathways that are known as reflex arcs that act on an impulse before it reaches the brain.

Detailed explanation-2: -Reflexes are unconscious responses, which means they are automatic and do not require the brain to create the action. There are many different types of reflexes, but the most basic is called a simple reflex.

Detailed explanation-3: -Reflex action is a sudden and involuntary response to stimuli. It helps organisms to quickly adapt to an adverse circumstance that could have the potential to cause bodily harm or even death.

Detailed explanation-4: -Anatomy and physiology Inborn reflexes are rapid, predictable motor responses to stimuli. They are unconscious, unlearned, and involuntary. These reflexes help avoid pain, maintain posture, and control visceral activities.

Detailed explanation-5: -It is called a reflex action. Thus, Reflex action is an automatic, spontaneous and mechanical response to a stimulus controlled by spinal cord without the involvement of brain.