PSY BEH 11A Chapter Notes - Chapter 4: Stimulus Modality, Conditioned Taste Aversion, Sound
9 Dec 2016
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25% americans are supertasters, 50% are normal tasters, 25% are nontasters: katie callahan is a supertaster (sensitive tongue, more taste buds) Our senses funnel the outside world into our bodies and minds: our senses shape our daily existence. Advocates for empiricism argue that our sense are passive: john locke argued that at birth, the human mind is much like a blank tablet on which experience leaves its mark. Distal stimulus: an object or event in the real world: our knowledge about the distal stimulus is indirect, because we know the distal stimulus only through the energies that actually reach us. This input is called the proximal stimulus: the energies from the outside world that directly reach our sense organs: this distinction is crucial for hearing as well as vision, this distinction is a problem for empiricists. In many circumstances, we see the pattern of visual perspective and a moment later reach for or walk toward the objects (cid:449)e"(cid:396)e (cid:448)ie(cid:449)i(cid:374)g.
