LIN 3716 Lecture Notes - Lecture 4: Peekaboo, Concept Learning, 18 Months
Document Summary
Physical gross and fine motor and sensory tactile, visual. Initially display a preference for human voices over non-speech sounds. Initially show more interest in human face than other visual stimuli. Vocalizes pleasure with cooing, babbling, and displeasure with crying. Vocal play baby will babble, yell, scream, gurgle, laugh with others but also alone. Babbling demonstrates variety of pitch and inflection changes: around 4 months are able to move from voice to voiceless, beginning of marginal babbling. Now has frn fully resonant nuclei = vowel sounds are starting to be used. Also referred to as motherese , parentese or baby talk . Modification of adult speech and language to child"s level for increase learning. Higher and more exaggerated pitch more exaggerated pitch. Slower gaze is modified with maintain eye-contact a longer period of time. Facial expressions are exaggerated mock surprise, widening eyes, smiling. Facial presentation and head movement are exaggerated head nod.
