Review Sheet – Infancy

• Principles of physical development - proximodistal, cephalocaudal
• Physical growth during infancy- average weight, height; rates of growth
• Changes in nervous system during infancy – synaptogenesis, dendritic growth, myelination
• Parts of a neuron
• Constructivism
• Piaget
• Accommodation; Assimilation;
• Sensorimotor period – ages, major characteristics
• Object Permanence
• Language
1. Preverbal/prelinguistic period - crying; cooing; babbling;
2. Linguistic period - holophrases; over- and underextension; telegraphic speech
• Infant-directed speech – characteristics, purposes,
• Temperament
1. Thomas and Chess - 3 categories; goodness of fit
• Attachment
1. Ainsworth - Strange Situation; secure and insecure attachments
2. Stranger and separation anxiety