LING 321 Lecture Notes - Lecture 4: Eidetic Memory, 18 Months, Phoneme
11 Oct 2017
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Read paper for friday september 22 and post d2l discussion thread. Pre-speech development: sounds newborns produce: crying, burping, breathing, sucking, etc, same basic process of speech (blowing air out our lungs, vocal folds vibrating, cooing and laughter happy. However they are a bit similar in a sense with vowels (phonetically) Interesting fact: sometimes used communicatively but is also used non-communicatively (eg. when they are alone: deaf infants produce pre-speech sounds, but can not canonical babbling in speech. Similarly to how speaking children test their vocal apparatus, deaf children test speaking with their hands. Biology: vocal tract becomes larger and more adult-like in shape, cooing may be linked to the maturation of the limbic system (emotional expression); babbling may depend on the development of prefrontal cortex. They memorize the exact phonetic detail the pitch, the tone, male/female, et(cid:272). [bee] and /dih/ when they are used to describe pictures.
