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Blindness

How can blindness affect you?
by

Vincenzo Tang

on 25 August 2015

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Transcript of Blindness

visual impairment:
Brain Plasticity
Sensory Motor Modifications
EVOLUTIONARY SIGNIFICANCE
saba A.
Jiwon H.
Anita M.
Zainab R.
Ron S.
INTRODUCTION
BRAIN STRUCTURE
MOTOR DEVELOPMENT
MEMORY ENHANCEMENT
Memory Enhancement
CONCLUSION
REFERENCES
Brain Structure
Evolutionary significance
Memory enhancement
Motor Development

Trigger #3
T61
WHere's WAldo?
Amedi, A., Raz, N., Pianka, P., Malach, R., & Zohary, E. (2003). Early ‘visual’ cortex activation correlates with superior verbal memory performance in the blind.Nature Neuroscience,6(7), 758.

Finkenbinder, E. O. (1913). The curve of forgetting.The American Journal of Psychology,24(1), 8-32.

Helders, P.J.M. (1986). Early motor signs of blindness or very low vision in very young children.Early Intervention, 359–365.

Korte, M., & Rauschecker, J.P. (1993). Auditory spatial tuning of cortical neurons is sharpened in cats with early blindness.Journal of Neurophysiology, 70(4), 1717-1721.

Kujala, T., Alho, K., Paavilainen, P., Summala, H., & Näätänen, R. (1992). Neural plasticity inprocessing of sound location by the early blind: An event-related potential study.Electroencephalography and Clinical Neurophysiology/Evoked Potentials Section, 84(5), 469-472.

Leporé, N., Voss, P., Lepore, F., Chou, Y., Fortin, M., Gougoux, F., et al. (2010). Brain structure changes visualized in early- and late-onset blind subjects.NeuroImage, 49(1),34-140.

Noppeney, U. (2007). The effects of visual deprivation on functional and structural organization ofthe human brain.Neuroscience & Biobehavioral Reviews, 31(8), 1169-1180.

Paediatr, J. (2000). Early motor development of blind children.Child Health.36(2), 226–229.

Raz, N., Striem E., Pundak, G., Orlov, T., & Zohary, E. (2007).Superior serial memory in the blind: case of cognitive compensatory adjustment.Current Biology. 17: 1-5.

Roder, B., Rosler, F.. & Neville, H. J. (2001). Auditory memory in congenitally blind adults: a behavioural-electrophysiological investigation.Cognitive Brain Research.289-303.

Springate, J.E. (1981). The neuroanatomic basis of early motor development.Devel. Behav. Pediatr. 13(1), 146–149.

Surridge, A. K., Osorio, D., & Mundy, N. I. (2003). Evolution and selection of trichromatic vision in primates.Trends in Ecology & Evolution, 18(4), 198-205.
Evolutionary Significance

Remember...
RECALLING
SERIAL MEMORIZATION
SUPERIOR Auditory
Lack VISUAL INPUT
Reliance on other senses
Dichromats
Angiosperm Radiation
Visual Acuity
Concept of PERMANENCE
=
DEVELOPMENT
Auditory-visual ASSOCIATION
AUDITORY-TACTILE Association
ADEQUATE stimulation environment



PET Scan
PET Scans of EARLY-BLIND individuals
compared to
LATE-BLIND individuals
Braille Reading
Pitch Discrimination
Auditory Recognition
Thank you for Watching :)
MATURATION & LEARNING
Full transcript