TAMU PSYC 307 - Prenatal Development and Cognitive Theory Intro (4 pages)

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Prenatal Development and Cognitive Theory Intro



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Prenatal Development and Cognitive Theory Intro

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This lecture covers topics in prenatal development and begins the discussion of cognitive theory


Lecture number:
5
Pages:
4
Type:
Lecture Note
School:
Texas A&M University
Course:
Psyc 307 - Developmntl Psychology
Edition:
1
Documents in this Packet

Unformatted text preview:

PSYC 307 1st Edition Lecture 5 Overview of Previous Lecture I Brain and Prenatal Development Overview of Current Lecture II Fetal Behavior and Learning III Periods in Prenatal Development a Teratogens IV Birth Experience V Cognitive Development a Piaget s Theory Current Lecture September 16 Fetal Period continued Fetal Behavior and Learning o 32 weeks post conception 90 95 of time is spent asleep deep or REM Inter determinant sleep babies brain is not mature enough to be fully awake o 40 48 weeks Spends 85 asleep No inter determinant sleep Fetus very active explore with hands and legs walking in uterus Motor movements are more controlled and deliberate during third trimester o 15 weeks post conception TASTE Fetus has taste buds Swallowing up to one liter of amniotic fluid per day Carries essence of taste of what mother eats Baby s taste system is set up to have taste for the mother s breast milk o Pre and post natal diet can be based on what the baby prefers o o o Affected by culture 24 26 weeks Opening closing of eyes Visual system is the least developed system at birth Auditory system well developed prenatally o Hear inside body sounds outside sounds mother s voice o Babies respond to mother s voice 30 weeks post conception Temperament personality Prenatal vs postnatal environment trouble establishing sleep cycle in utero can effect restlessness and sleep habits postnatal There is no evidence that over stimulation of music or Prenatal University helps the fetus in any way Sensitive Periods in Prenatal Development A Teratogen anything that can cause a birth defect I II III IV V o Zygotic period usually not susceptible to teratogens o Embryonic development of organs systems most teratogens occur at this time o Fetal physiological defects minor structural abnormalities possible Maternal diseases and conditions a Rubella German measles common if contracted during the first trimester there could be structural abnormalities blindness heart defects etc i Inoculation



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