PSY BEH 101D Lecture Notes - Lecture 68: Joint Attention, Psy, 18 Months
17 Dec 2019
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Lecture: how language develops (1) how language develops. Notes: babbling and other vocalizations, the functions of these early vocalizations are to practice making sounds, to communicate, and to attract attention, sequence of babies" sounds during the first year: Crying can signal distress, but different types of cries signal different things. Cooing: begins at about 2-4 months. These gurgling sounds that are made in the back of the throat usually express pleasure during interaction with the caregiver. Babbling: begins in the middle of the first year. Babies produce strings of consonant-vowel combinations, such as ba, ba, ba, ba: gestures, pointing: Infants start using gestures at about 8-12 months of age. Considered by language experts to be an important index of the social aspects of language, and it follows a specific developmental sequence from pointing without checking on adult gaze to pointing while looking back and forth. Lack of pointing is an indicator of problems in the infant"s.
