A reflex action follows this general sequence and does not involve the conscious part of the brain. This is why the response is so fast. Receptor in the skin detects a stimulus (the change in ...

A reflex is an automatic body movement that happens involuntarily in response to a stimulus. Healthcare providers sometimes test a person's reflexes as part of a routine or diagnostic exam.

It isn’t a disease or medical condition, but rather a normal response that helps your body make room for more food within ...