Chapter 3 Development Infancy and Childhood Development Psychology

Chapter 3 Development – Infancy and Childhood

Development Psychology Womb to tomb Study of age-related changes in behavior and mental processes

Nature vs Nuture Biggest debate in psychology Nature – what you were born with Nuture – how you are raised and affected by your environment

Newborns At birth – can see, hear and respond Grasping Reflex Clinging response when hand is touched Rooting Reflex When touched around mouth baby will turn toward touch and suck

SIDS Sudden Infant Death Syndrome #1 cause of death during first year Theory – nervous system fails to turn reflex into voluntary action to breath Back to sleep campaign

Physical Development Ave. birth weight – 7. 3 lbs (5. 5 lbs – 10 lbs)

14 lb baby born in Mexico (Jan 2007) “Super Tonio” Biggest Ever – 23 lbs. (1879) Died shortly after birth

Perceptual Development Prefer human faces and patterns Benefit from parents touch

Visual Cliff Experiment

Language Development Debate is it learned or inherited Critical Period A window of opportunity for learning a skill Impriniting

Language Development Imprinting Process that occurs at a preset time in development, when the brain is ready Mama Dada

Language Development 1 yr – Babbling 2 yrs - vocab 500 -1500 words Telegraphic Speech Words are left out but meaning is clear Some grammar “Daddy goed”

Genie: “The Wild Child Turn to page 69 in your book Read about Genie