Children s artwork is used to illustrate the development of prehension. Advances in cognition, concept formation, sense organ development, memory, and language, which characterize mental development during infancy, are outline in the chapter. The importance of memory to infant cognitive capacities, and thr three types of memory also are explored. Attachment, gender-role expectations, emotions, and play are discussed under personality and social development. Attachment, the bond between the infant and the primary caregiver, is evidenced by smiling behavior, separation anxiety, and stranger anxiety.
Infantile emotions are explored.
Some of the more common expressions include crying, laughter, fear, anxiety, anger, and aggression. These emotional expressions become increasingly complex and differentiated with age. The influence of play also is detailed. Increasing physical abilities and better controlled body movements allow for exploratory, manipulative, reciprocal, and destructive play. Define myelination and describe its development.