Information-processing channels in the tactile sensory system : a psychophysical and physiological analysis /

Detalles Bibliográficos
Clasificación:Libro Electrónico
Autor principal: Gescheider, George A.
Otros Autores: Wright, John H., 1938-, Verrillo, Ronald T.
Formato: Electrónico eBook
Idioma:Inglés
Publicado: New York : Psychology Press, ©2009.
Colección:Scientific psychology series.
Temas:
Touch.
Touch > physiology
Mechanoreceptors > physiology
Sensory Thresholds > physiology
Touch Perception > physiology
Touch
Toucher.
touch.
MEDICAL > Neuroscience.
PSYCHOLOGY > Neuropsychology.
Acceso en línea:Texto completo
Tabla de Contenidos:
  • Channels in touch
  • Identification of specific neural systems responsible for mechanoreception
  • Duplex model of mechanoreception
  • Spatial and temporal summation in the P system
  • The neural bases of the tactile systems
  • Anatomy of tactile receptors
  • Neurophysiology of tactile receptors and their nerve fibers
  • Neural bases of the P and NP systems
  • Four neural systems mediate the detection of vibratory stimuli
  • Frequency selectivity of a neural system is determined by its receptors
  • From neural systems to information-processing channels
  • Sensation-magnitude enhancement occurs within but not across channels
  • Multichannel model of tactile sensitivity
  • The psychophysical tuning curve
  • Testing the multichannel model through experiments on adaptation and masking
  • Adaptation reveals the existence of tactile channels
  • Masking occurs within but not across channels
  • Testing the multichannel model through experiments on sensory learning
  • Properties of tactile channels
  • The frequency selectivity of channels
  • Temporal summation and temporal acuity
  • Spatial acuity
  • Edge detection
  • Spatial summation
  • Effects of observer characteristics
  • Effects of aging on the sensitivity of tactile channels
  • Effects of the menstrual cycle
  • The functional roles of channels
  • Channels enhance the detectability of stimuli
  • Channels enhance the discriminability of stimuli
  • The functional roles of the individual tactile channels
  • The decibel scale
  • The functional role of the PC channel
  • The functional role of the RA channel
  • The functional role of the SA I channel
  • The functional role of the SA II channel
  • Specialization of channels
  • Channel interactions
  • Summation of sensation magnitude across channels
  • The perception of texture
  • Role of attention in the enhancement and summation of sensation magnitude
  • Interactions between tactile channels and other somatosensory submodalities.

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