PSY210H5 Lecture : Ch7Lec.docx
Document Summary
Psy210 chapter 7 lecture notes language & communication. Sounds move from unintentional to intentional (needs, wants, social: cooing (vowel sounds, babbling, cv, vc, cvc. Start with m, n, p, b, d and end with th, r, and j. Some not mastered until 4-5 years of age. Cooing is different from babbling b/c babbling involves consonant and vowels. Usually coo to get needs met, then wants, then social needs. Cooing is main vocalization b/w 0-6 months due to anatomy voice box is in a place so that they don"t choke (survival mechanism) but being in a high place does not allow to make many sounds. After 6 months can sit up and have cognitive skills to launch food if do choke, thus voice box moves into lower part of throat allowing to make more sophisticated sounds babbling, which also progresses consonants. Do consonant vowel (ma, ba from front of mouth, involves lips, one movement easiest to make; the.
