Stimuli
Stimuli
Stimuli (pronunciation: /ˈstɪmjʊlaɪ/) is the plural form of stimulus (pronunciation: /ˈstɪmjʊləs/), derived from the Latin word 'stimulus' meaning 'goad, spur, incentive'.
A stimulus is any event or situation that evokes a response. In the field of medicine, stimuli can be internal or external. Internal stimuli are changes within the body, such as a decrease in blood sugar, while external stimuli are changes in the environment, such as temperature or light.
Related Terms
- Sensory receptors: These are specialized cells that convert a specific form of environmental stimuli into neural impulses.
- Neurons: These are nerve cells that transmit information in the form of electrical signals in response to stimuli.
- Reflex: This is an automatic, involuntary reaction to a stimulus.
- Homeostasis: This is the body's ability to maintain a stable internal environment in response to changes in external stimuli.
See Also
External links
- Medical encyclopedia article on Stimuli
- Wikipedia's article - Stimuli
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