Before we get started, let’s briefly review some terms with which you should already be familiar. The first is stimulus, which can be defined as a physical energy change capable of affecting an organism through one of its sensory receptors or free nerve endings.
Term | Definition |
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Stimulus | A physical energy change capable of affecting an organism through one of its receptors: photoreceptors, phonoreceptors, chemoreceptors (gustatory and olfactory), mechanoreceptors (touch), thermoreceptors, and free nerve endings. |
Stimulus is physical energy being. It is through one or more the five senses.
stimulus is a physical change.
Stimulus is a physical change, one that is capable of affecting sensory receptors or nerve endings.
Stimulus= a physical energy change capable of affecting one through one of the 5 sensory receptors
Stimulus can also be unconditioned and conditioned.
Emitted through the five senses
A stimulus is anything in the environment (energy, person, thing) that affects receptor cells