PSYCH 2AA3 Chapter Notes - Chapter 5: Twin Study, Audiology, Absolute Threshold Of Hearing
18 May 2016
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Document Summary
Sensory and perceptual processes: are means by which people receive, select, modify and organize stimulation from the world. First step in complex process that eventually results in knowing . Perceptual processes are closely linked to motor skills coordinated movements of the muscles and limbs. Humans have different kinds of sense organs each receptive to unique kind of physical energy i. e. retina in eye sensitive to some type of electromagnetic energy result is sight. Everyone has different threshold for pain we must use indirect evidence to decide since they cannot tell us directly. Infant"s nervous system definitely capable of transmitting pain lots of pain receptors in skin just like adults. Their responses indicate pain i. e. getting a shot: crying, moving legs and arms, etc. To reduce pain sensation caregiving behaviours example experiment babies given shots in. 4 groups, holding, holding with water, holding with sugar, no holding and water, no holding and sugar holding with sugar had most soothing effect.
