A RECENTLY issued number of The Quarterly Journal of Experimental Physiology (vol. iv., No. 1, p. 67) is notable in containing a paper by Dr. W. A. Jolly, of Edinburgh, which finally settles a ...

A reflex action is a rapid automatic response to a stimulus (anything an organism can detect). Reflex actions are involuntary and do not necessarily involve the brain. Reflex actions protect the body ...

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 ...