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...

In biology, an automatic and inborn response to a stimulus that involves a nerve impulse passing from a sensory nerve cell to a muscle or gland without reaching the level of consciousness. Simple reflexes include sucking, swallowing, blinking,...

n. In historical phonology, a form or segment in a particular language which is historically derived from a form or segment in an ancestral form of the language, its etymon. Thus, English father is the reflex of Old English fæder, and English /f/...

A mechanical, bodily response to a...