PSY 251 Chapter Notes - Chapter 7: Agnosia, Angular Acceleration, Cochlear Duct
22 Jul 2016
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Psy251 chapter 7: audition, the body senses, and the chemical senses. Audition acoustic stimuli provide info on things hidden from view. Perception of pitch perceptual dimension of pitch corresponds to the physical dimension of frequen- cy. Perception of complex sounds three primary functions of hearing: detecting sounds, determining location of sources of sounds, and recognizing identity of these sources (and meaning and relevance) Somatosenses cutaneous senses skin senses; includes sensitivity to stimuli involving the skin proprioception perception of the body"s position and posture kinesthesia perception of the body"s own movements organic senses arise from receptors in and around the internal organs. Merkel"s disks touch sensitive end organs located at base of epidermis, adjacent to sweat ducts. Meissner"s corpuscles touch-sensivitve end organs found in the papil- lae (small elevations of the dermis that project up into the epidermis) Pacinian corpuscles specialized, encapsulated somatosensory nerve ending that detects mechanical stimuli (especially vibrations)
