Brains

Jun. 30th, 2003 03:38 pm
andrewducker: (Default)
[personal profile] andrewducker
Mandarin speakers use more areas of their brains than people who speak English, scientists said on Monday, in a finding that provides new insight into how the brain processes language.

Unlike English speakers, who use one side of their brain to understand the language, scientists at the Wellcome Trust research charity in Britain discovered that both sides of the brain are used to interpret variations in sounds in Mandarin. "We were very surprised to discover that people who speak different sorts of languages use their brains to decode speech in different ways; it overturned some long-held theories," said Dr. Sophie Scott, a psychologist at the charity.

Using brain scans on volunteers, Scott discovered that different areas of the brain are used to interpret words and intonation.

The left temporal lobe of the brain is active when English speakers hear the language but Mandarin speakers use the left and right lobe, which is normally used to process melody in music and speech.

Intonation is important in Mandarin because it gives different meanings to the same word. The word "ma" for example can mean mother, scold, horse or hemp, depending on the tone.

"We think Mandarin speakers interpret intonation and melody in the right temporal lobe to give the correct meaning to the spoken word," Scott said in a statement.

She believes the research could provide insights into what happens when people are forced to re-learn speech comprehension following a stroke.

"It seems that the structure of the language you learn as a child affects how the structure of your brain develops to decode speech. Native English speakers, for example, find it extraordinarily difficult to learn Mandarin," Scott said.


More here

Date: 2003-06-30 08:17 am (UTC)
From: [identity profile] guyinahat.livejournal.com
Not enough melody in our language - too true

Though sarcasm and cynicism are often used in conjunction with different voice tones to help convey the different meaning.

Date: 2003-06-30 08:30 am (UTC)
From: [identity profile] cangetmad.livejournal.com
That ain't new; we've known for ages that sign language users use their visual cortices to interpret language input at the initial level, while spoken-langage users use their auditory cortices. Not surprising that a tone language will need to be interpreted initially as tones, using relevant bits of the brain.

And, incidentally "one side of the brain to interpret language" just simply ain't so. Language processing is specialised in one side, not restricted to it. And, again, it's specialised for structural reasons; that's where the areas are that do the tasks involved in working with a non-tone language. If tone interpretation belongs on the other side, there it'll go.

Hmph.

Date: 2003-06-30 11:00 am (UTC)
From: [identity profile] heron61.livejournal.com
The part of this that astounds me is that in studying these sorts of phenomena, researchers discovered that while less than 0.001 of native speakers of a non-tonal language like English have perfect pitch (which used to be regarded as an odd savant-like talent), most speakers of tonal languages possess perfect pitch. I'm shocked that no one in Europe or the US discovered this until the mid 1990s. Interesting, I ran into a more recent article that claimed that some people could learn perfect pitch, especially if they intensively studied and used a tonal language. Researchers have consistently underestimated the flexibility of human brains (to the point that no one realized that brain cells could replace themselves until the mid 1990s).

Given that amount of psych research done solely on white college students, I expect that there are other interesting things waiting to be discovered in such fields.

Date: 2003-06-30 11:11 am (UTC)
From: [identity profile] chipuni.livejournal.com
It's true that Mandarin has one difficulty in that the same sound with different tones means different things. The problem is that Mandarin also uses the same sound with the same tone to mean different things, depending on how it's used.

Take the English word 'set'. There's several dozen different meanings for that word, both nouns and verbs. Think about a language with many words with that same property.

But the important question...

Date: 2003-06-30 12:00 pm (UTC)
diffrentcolours: (Default)
From: [personal profile] diffrentcolours
How does it affect the taste?

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