Reflexes are actions directed by the nervous system that do not require conscious direction or control. Reflexes are characterized as involuntary or voluntary. Reflexes designed to protect the body from injury are termed nociceptive reflexes. Such...

A reflex is an involuntary response to a specific stimulus (a stimulus is any act or agent which causes a reaction in a particular tissue). A reflex is considered a "stereotypical" response, in that it is a mechanical response brought about by the...

The fight of flight reflex readies the body for survival during stressful situations. Interactions between the neural and hormonal systems of the body work together to get the body ready to stand and fight the challenge or run away from it (flight)....

A specific movement resulting from a specific sensory input. The exact nature of the response is determined by the sensory AFFERENT fibres that are activated by the sensory stimulus and the connections within the brain or SPINAL CORD that the sensory...

DOUBLE IMAGE By David Morrell Warner. 436 pp. $25 This book begins excitingly enough, with photographer Mitch Coltrane hiding in a primitive shelter at a mass grave site in eastern Bosnia. He's attempting to document atrocities perpetrated by an evil Serb so...

OPEN HAND TECHNIQUE Ideally no more than one cartridge would be needed for a big-game hunt. The goal should always be one properly placed shot with an adequate bullet, the objective to kill the game instantly and painlessly. To strive for anything...