PSYC 2110 Lecture 4: October 17, 2017 - Lecture

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Habituation we become disinterested in a stimuli after a while of repeated exposure. When the pattern of the stimuli is changed the neonate will show interest again, this is called dishabituation. This is a wonderful tool because it shows to what extent individuals can detect, differentiate and see a difference in stimuli. Related to the sensory areas of the cortex. Differences in rate of habituation, faster rate is correlated with acquiring a second language learning in the second year and higher iqs late in life. Neonatally, continues to improve until the age of 12 or 14 at which point begins to deteriorate until death. Infants are sensitive to touch, especially in the head region specifically in their mouth. Some reflexes to touch are negative like babinski and moro. Touch is very integral to attachment, there is a tactile and arousal element that is essential to attachment.

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