In physiology, a stimulus is a change in a living thing's internal or external environment. This change can be detected by an organism or organ using sensitivity...

up stimulus in Wiktionary, the free dictionary. A stimulus is something that causes a physiological response. It may refer to: Stimulation Stimulus (physiology)...

In physiology, transduction is the translation of arriving stimulus into an action potential by a sensory receptor. It begins when stimulus changes the...

which a biologically potent stimulus (e.g. food, a puff of air on the eye, a potential rival) is paired with a neutral stimulus (e.g. the sound of a musical...

Tonic in physiology refers to a physiological response which is slow and may be graded. This term is typically used in opposition to a fast response. For...

amount of time it takes for an excitable membrane to be ready for a second stimulus once it returns to its resting state following an excitation. It most commonly...

In physiology, the all-or-none law (sometimes the all-or-none principle or all-or-nothing law) is the principle that if a single nerve fibre is stimulated...

evaluation of a stimulus, categorization of a stimulus as sexual, and an affective response. The combination of cognitive and physiological states elicits...

unconditioned stimulus, the neutral stimulus becomes a conditioned stimulus. With repeated presentations of both the neutral stimulus and the unconditioned...

immediately following a stimulus during which further stimulation has no effect. It may specifically refer to: Refractory period (physiology), recovery time of...