PSY Development

Object Permanence

Understand that an object continues to exist when out of sight

Children’s major cognitive stages

Sensorimotor, pre operational, concrete-operational, formal

Accommodation

Adding new info that changes a schema

Assimilation

Adding new info that supports an existing schema

Schema

Mental framework for organizing knowledge

Conservation

Understanding quantity remains the same despite changes in appearance

Theory of mind (2-6 years old)

Ability to understand that others have different thoughts

Animism (2-6 years old)

Belief that inanimate objects are alive

Metacognition (12-18 years)

Thinking about ones own thinking

Teratogen

Substances and viruses that can harm a fetus or embryo

Placenta

Outside of zygote, connects fetus to mother

Zygote

Fertilized-2 weeks (sperm+egg)

Embryo

2-9 weeks after fertilization

Fetus

9 weeks-birth

Neurogenesis

Formation of neurons before birth

Stepping reflex (toddler)

Stepping movements

Swimming reflex (toddler)

Holding breath and moving arms and legs in water

Palmar grasp (infancy)

Fingers curl around object touching palm

Rooting reflex (infancy)

Turns head toward cheek touch

Sucking reflex (infancy)

Sucks object placed in mouth

Moro reflex (infancy)

Startle reflex (arms out then inward)

Babinski reflex (infancy)

Toes fan and curl when sole stroked