Stimulus (physiology) - Wikipedia
网页In physiology, a stimulus[1] is a detectable change in the physical or chemical structure of an organism's internal or external environment. The ability of an organism or organ to detect external stimuli, so that an appropriate reaction can be made, is called sensitivity (excitability). [2] .
Stimulus - Definition and Examples - Biology Online Dictionary
网页2024年3月28日 · In terms of psychology, stimuli are those actions, acts, or procedures that evoke a reaction from the human mind. The stimuli may be visual, audio, physical, or a mix of them. One example of using stimuli is in the …
Stimulus-response theory | Description, Historical Aspects ...
网页stimulus-response theory, idea that learning and behaviour can be explained by interactions between stimuli and the responses they evoke. Stimulus-response theory developed from early conceptions of conditioning, a behavioral process whereby a response becomes more frequent or more predictable in a given environment as a result of reinforcement ...
Stimulus-Response Theory - Psychologist World
网页Stimulus Response Theory attempts to explain human behavior as a series of interactions between stimuli and the responses they evoke from human subjects. It is the basis of classical conditioning, as seen in Pavlov's dogs.
Stimulus-response behaviour | psychology | Britannica
网页These events are inputs (stimuli, present and past) and outputs (responses, including bodily movements and speech). For many psychologists such intervening variables serve as aids in making sense of the immensely complicated network of associations between stimulus conditions and responses, the analysis of which otherwise would be prohibitively ...
Types of nervous system and how it responds to stimulus
网页When something has changed in the environment or inside you, and you can notice it — it is known as a stimulus. The main function of the nervous system is to react to various stimuli in different ways. We can break this reaction down into …
Frontiers | Models of Neuronal Stimulus-Response Functions: …
网页Stimuli are colored according to the response they evoke; for spike responses, this distinguishes stimuli associated with action potentials—the “spike-triggered” ensemble—from the “raw” distribution of all stimuli. An RF filter is also a D-dimensional vector, and so defines a direction within the space of stimuli.
Stimulus - Encyclopedia.com
网页2018年5月21日 · A stimulus (plural, stimuli) is any event that triggers a response in an organism. When an organism reacts, or changes, its behavior because of some environmental change, it is responding to a stimulus. An ability to respond to what is going on around them is one of the characteristics of living things.
How the Brain Process Stimulus-Response Conflict? New Insights …
网页2013年2月2日 · To assess the brain responses to stimulus-response conflicts, we investigated the behavioral (accuracy and Reaction Times: RTs) as well as the physiological response (Lateralized Readiness Potentials: LRP) modulations in a positional blocked and a conditional mixed design in twelve university students.
Two different mechanisms for the detection of stimulus omission …
网页2016年2月5日 · When human subjects detected a single omission of isochronous repetitive auditory stimuli, reaction time strongly depended on the stimulus onset asynchrony (SOA) for shorter SOAs (<250 ms), but...