What is dyslexia? - Kelli Sandman-Hurley

什麼是失讀症?- 凱利‧桑德曼-哈利

6,678,220 views ・ 2013-07-15

TED-Ed


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譯者: Ou Chih-Hong 審譯者: Bighead Ge
00:13
Take a moment to read the following.
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花幾秒鐘看一下這篇文章
00:22
How was that?
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你覺得如何?
00:23
Frustrating?
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很挫折?
00:24
Slow?
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看很慢?
00:25
What were those sentences about?
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這些句子在講什麼?
00:26
They're actually a simulation
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其實這是一個模擬
00:28
of the experience of dyslexia,
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失讀症的體驗
00:30
designed to make you decode each word.
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你得解碼每個單字
00:33
Those with dyslexia experience that laborious pace
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失讀症患者每次看東西時
00:36
every time they read.
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都是這麼累
00:38
When most people think of dyslexia,
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大多數人想到失讀症
00:40
they think of seeing letters and words backwards,
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就認為失讀症患者會把字母看相反
00:43
like seeing "b" as "d" and vice versa,
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像是b看成d等等
00:45
or they might think people with dyslexia
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或是他們覺得失讀症患者會把單字看反
00:47
see "saw" as "was".
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像是把saw看成was
00:49
The truth is people with dyslexia
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事實上,失讀症患者
00:52
see things the same way as everyone else.
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看到的事物就和大家一樣
00:55
Dyslexia is caused by a phonological processing problem,
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失讀症是處理音韻所造成的問題
00:59
meaning people affected by it
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也就是說失讀症的人
01:01
have trouble not with seeing language
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看文字並沒有問題
01:03
but with manipulating it.
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問題出在該怎麼處理
01:05
For example, if you heard the word cat
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舉例來說,你聽到貓這個字
01:08
and then someone asked you, "Remove the 'c',"
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有人和你說,把ㄇ這個音拿掉
01:11
what word would you have left?
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那會剩下什麼音?
01:12
At.
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01:14
This can be difficult for those with dyslexia.
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失讀症患者對此就有困難
01:16
Given a word in isolation,
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你單獨給失讀症患者一個詞
01:18
like fantastic,
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譬如"絕妙的"(fantastic)
01:19
students with dyslexia need to break the word
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失讀症患者得把這個字拆開
01:21
into parts to read it:
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才看得懂
01:23
fan,
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絕(fan)
01:24
tas,
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妙(tas)
01:25
tic.
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的(tic)
01:26
Time spent decoding makes it hard
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花這些時間去解讀
01:28
to keep up with peers
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讓他們很難跟上進度
01:30
and gain sufficient comprehension.
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以及充分了解這個詞
01:32
Spelling words phonetically,
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從發音部分去拼字
01:34
like s-t-i-k
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像是把ㄍㄣ
01:35
for stick
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當成棍
01:36
and f-r-e-n-s
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把皮友
01:38
for friends
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當成朋友
01:39
is also common.
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這些問題都很常見
01:41
These difficulties are more widespread and varied
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這些問題比一般人想像中的
01:44
than commonly imagined.
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還要廣泛以及不同
01:45
Dyslexia affects up to one in five people.
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每五個人就有一個人得到失讀症
01:49
It occurs on a continuum.
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失讀症有多種變因
01:50
One person might have mild dyslexia
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一個人患有輕微失讀症
01:52
while the next person has a profound case of it.
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下一個人就會比較嚴重
01:56
Dyslexia also runs in families.
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失讀症也會遺傳
01:58
It's common to see one family member
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常常看到一個家庭成員
02:00
who has trouble spelling
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在拼音方面有困難
02:02
while another family member
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而另一位家庭成員
02:03
has severe difficulty decoding even one syllable words,
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連拆解一個詞都非常吃力
02:07
like catch.
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像是「抓」這個字
02:09
The continuum and distribution of dyslexia
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失讀症的變因以及遺傳性
02:12
suggests a broader principle to bear in mind
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給了我們一個要謹記在心的原則
02:15
as we look at how the brains of those with dyslexia
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當我們看著失讀症患者的大腦
02:17
process language.
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在處理語言的時候
02:19
Neurodiversity is the idea
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就是神經多樣性
02:21
that because all our brains show differences
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我們的大腦無論在結構或是運作上
02:24
in structure and function,
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都會有些不同
02:26
we shouldn't be so quick to label
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我們不該一看到別人與我們不同
02:28
every deviation from "the norm"
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就把他們貼上標籤
02:30
as a pathological disorder
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像是病態失調
02:32
or dismiss people living with these variations
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或是趕走有這些病因的人
02:35
as "defective."
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稱他們為有缺陷的
02:37
People with neurobiological variations like dyslexia,
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神經生理異變的人像是失讀症患者
02:40
including such creative and inventive individuals
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包含一些具有創意以及創造力的人
02:43
as Picasso,
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像是畢卡索
02:44
Muhammad Ali,
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穆罕默德·阿里
02:45
Whoopi Goldberg,
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琥碧·戈柏
02:46
Steven Spielberg,
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史蒂芬·史匹柏
02:47
and Cher,
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以及雪兒
02:48
clearly have every capacity
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這些人很明顯都各有能力
02:50
to be brilliant and successful in life.
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把他們的人生活得光彩成功
02:53
So, here's the special way
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這個方法很特別
02:55
the brains of those with dyslexia work.
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這些人的大腦與失讀症合作
02:57
The brain is divided into two hemispheres.
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大腦可以分為兩個半球
03:00
The left hemisphere is generally in charge of language
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左半球基本上負責語言
03:03
and, ultimately, reading,
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以及閱讀這部分
03:04
while the right typically handles spatial activities.
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右半球就負責處理空間性的活動
03:08
fMRI studies have found
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功能性磁振造影研究發現
03:10
that the brains of those with dyslexia
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失讀症患者的大腦
03:12
rely more on the right hemisphere and frontal lobe
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較依賴右半球以及前額葉
03:15
than the brains of those without it.
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和一般人相比之下
03:18
This means, when they read a word,
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換言之,當他們看到一個字
03:20
it takes a longer trip through their brain
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他們的大腦需要花比較長的時間
03:22
and can get delayed in the frontal lobe.
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前額葉也會造成速度較慢
03:25
Because of this neurobiological glitch,
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因為生理神經有點小問題
03:27
they read with more difficulty.
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他們閱讀會比較困難
03:29
But those with dyslexia
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但是患有失讀症的人
03:31
can physically change their brain
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可以改變他們的大腦
03:32
and improve their reading
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改善他們的閱讀
03:35
with an intensive, multi-sensory intervention
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透過密集,且多種感官啟發
03:38
that breaks the language down
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將語言拆解成小單為
03:39
and teaches the reader to decode
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教失讀症患者去解碼
03:41
based on syllable types and spelling rules.
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根據音節的類型以及拼音規則
03:44
The brains of those with dyslexia
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失讀症患者的大腦
03:46
begin using the left hemisphere
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開始使用右半球
03:48
more efficiently while reading,
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在閱讀時,更有效率地使用
03:50
and their reading improves.
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他們的閱讀能力也改善了
03:52
The intervention works
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多重感官啟發
03:53
because it locates dyslexia appropriately
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因為它將失讀症確切地
03:56
as a functional variation in the brain,
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定位為大腦中的功能差異
03:58
which, naturally, shows all sorts of variations
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基本上,各種類型的差異
04:01
from one person to another.
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每個人都有
04:03
Neurodiversity emphasizes this spectrum
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神經多樣性強調的是
04:06
of brain function in all humans
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所有人類中,大腦的運作範圍
04:08
and suggests that to better understand the perspectives
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以及讓我們更了解
04:11
of those around us,
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周遭的人的思考方式
04:13
we should try not only to see the world through their eyes
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我們不該只是從他們的眼睛去看這世界
04:16
but understand it through their brains.
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而是從他們的大腦去了解世界
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