activating stimulus
[ˈæk.tɪ.veɪ.tɪŋ ˈstɪm.jə.ləs]
nounpl: activating stimuli
estímulo ativador
1. A stimulus or trigger that initiates or causes a response, action, or activation in a biological, psychological, or mechanical system
The alarm clock served as the activating stimulus for waking up in the morning.
O despertador serviu como estímulo ativador para acordar pela manhã.
2. In psychology and neuroscience, a sensory or environmental factor that triggers neural activity or behavioral response
The bright light was the activating stimulus that triggered the pupil's reflex contraction.
A luz brilhante foi o estímulo ativador que desencadeou a contração reflexa da pupila.
3. In behavioral conditioning, an unconditioned or conditioned stimulus that elicits a specific response
In Pavlov's experiment, the bell became an activating stimulus for salivation in dogs.
No experimento de Pavlov, o sino se tornou um estímulo ativador para a salivação em cães.
The term 'activating stimulus' is primarily used in academic and scientific contexts in both Brazilian Portuguese and American English. It is commonly found in psychology, neuroscience, and behavioral studies. In Brazil, the term is particularly prevalent in university psychology departments and research institutions, while in the USA it is standard terminology in cognitive and behavioral science publications.
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