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Synethesia
Question | Answer |
---|---|
What is synesthesia? | Stimulation of one sense leads to an automatic experience in a different sense. ~4% of people are synesthetes (18% w/ Autism spectrum) |
Who first introduced synesthesia? | George Tobias Ludwig Sachs |
Describe Sound-Color synesthesia | The sound of graphemes & phonemes can be perceived as colored shapes |
Describe Number-Form synesthesia | Number maps are created in the minds of synesthetes. Basically, when they think about numbers, this number map is involuntarily visualized. |
Describe Ordinal-Linguistic synesthesia | Personification of letter. For instance, letter A may be rude and letter F nice. |
Describe Lexical-Gustatory synesthesia | Different foods are associated with a word. For instance, pie = bird & hamburger = pool |
What are the differences between drug induced and natural synesthesia? | Drug: inconsistent, dependent on subject's state, intense & dynamic, and "bottom up", meaning independent of inducer. Natural: consistent, independent of subject's state, and "top down", meaning dependent on cognition of inducer |
What do we know about the development of synesthesia? | Genetics are involved - chromosome 2 and 5 & neonatal synesthesia. Some triggers may be lack of pruning, increased white matter, & hyper-connectivity causing crossover. |