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3jj3- sept 17.docx

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Louis A Schmidt

PSYCH 3JJ3- September 17, 2013 Perspectives - Biological - Life Span Chapter 3- Biological Foundations Aspects of biology that underlie social behaviour - Hormones - Brainwaves - Dna - Physical appearance - Reflexes and unconditioned responses Biological Foundations of Social interaction - Biological preparedness for social interaction – ex. infant and mother smiling at each other - Neurological foundation – ex. reflexes - Genetics - Differences in temperament – ex. joey and kate Biological Preparedness for Social Interaction – How are babies prepared? - From biological rhythms (ex. sleep-wake) to social rhythms o Acquisition of biological regulatory skills – interactional synchrony (ex. mother- child smile) o Development of biological rhythms that help babies deal with the time-based nature of social interaction  Being able to regulate sleep-wake, hunger, etc. - Visual preparation for social interactions o Babies attracted to visual social stimuli- faces, especially the eyes  Study - young infants spends time looking at features of face - Auditory preparedness for social interaction o Well developed before birth o Prefer high-pitch and exaggerated contours o Adults speak in shorter sentences – slowly – baby talk o Become attuned to native language by 9 months - Smell, taste, touch o Newborns can discriminate among different odors and tastes and prefer those that adults find pleasant o Prefer mother’s smell  Facilitates development of relationship o Sense of touch develops early  Touch has a soothing effect - Beyond faces and voices – primed to be a social partner o Infants prefer face to face play to other activities o Capable of regulations interactions with gaze  If too stimulations, infant turn away, cry or distract themselves  Still-face experiment – mother keeps straight face with infant and infant gets upset o Some infant-parents dyads have difficulty  Cocaine exposed infants, depressed mothers Study - “Does brain activity of children of parents with social phobia oscillate differently?” - Children of parents with social anxiety disorder, sometimes only one parent - Small study, limitations – not many children of SAD people, many of these parents can’t participate because of the illness, c
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