13. Development Part One

13. Development Part One - Development Part One •...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Development Part One • Developmental Psychology: Universal aspects of lifespan development from conception through death; Identifies cultural variations • Explores physical, cognitive, social and emotional development • Physical Development – Cephalocaudal: head to feet – Proximodistal: center moving outward • Prenatal Development – Germinal Phase (conception-2 weeks) – Zygote: fertilized egg – Placenta: structure that allows oxygen and nutrients to pass into fetus from mother's bloodstream; allows waste to pass out • Embryonic Stage: (2-8 weeks) – Head, face, neck develop – Buds for limbs form and grow – Major organs/digestive system differentiating – Heartbeat begins • Fetal Stage: 8 th week - birth – 3 rd month • Digestive organs function • Buds for teeth form • Sex organs develop rapidly • arms/fingers move – 4 th month: • Face looks human • Lower body outgrows head • Bones are defined – 5 th month: fingernails and toenails appear Lanugo: fine, wooly hair over body Vernix: waxy coating collects – 6 th month: • eyebrows/lashes well defined • Eyes completely formed – 7 th month: • Fetus capable of life outside uterus – 8 th /9 th month: • Fat is deposited for later use • Fingernails beyond fingertips • Lanugo is shed • Myelination of brain • Chief organs increase functioning • Vernix covers body • Teratogens: harmful toxins that affect development resulting in defect, damage, or anomaly • Important concepts with teratogens – Dose: magnitude – Basic Heredity: vulnerable vs. sturdy – Age of organism at exposure: – Multiply determined: stress, nutrition, lack of medical care Teratogenic Agents • Drugs or Chemicals – Increased understanding of the role of prenatal exposure to drugs on the developing child: – Thalidomide • Stress: prolonged stress linked with prematurity and low birth weight • Smoking: mild stimulant; increased fetal activity; low birth weight; increased SIDS • Marijuana: low birthweight, disturbed sleep in newborns, reduced attention to environment •...
View Full Document

This note was uploaded on 01/04/2012 for the course PSYCH 111 taught by Professor Schreier during the Fall '08 term at University of Michigan.

Page1 / 34

13. Development Part One - Development Part One •...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online