์˜์–ด์ž๋ฃŒ(๊ณ ๊ธ‰)

๋‡Œ ๊ฑด๊ฐ•์— ๐Ÿš€ ์ถ”์ง„๋ ฅ์„ ๋”ํ•˜๋Š” ๋ฐฉ๋ฒ•: ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ์˜ ์ˆจ๊ฒจ์ง„ ํž˜ (TED-Ed ๋ถ„์„) - ์˜์–ด ์–ดํœ˜ ์ •๋ฆฌ

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์ž‘์„ฑ์ž
admin
์ž‘์„ฑ์ผ
2025-04-09 15:27
์กฐํšŒ
19

์•ˆ๋…•ํ•˜์„ธ์š”, ์–ธ์–ด ์• ํ˜ธ๊ฐ€ ์—ฌ๋Ÿฌ๋ถ„! ์˜ค๋Š˜์€ TED-Ed์˜ ํฅ๋ฏธ๋กœ์šด ์˜์ƒ, "How speaking multiple languages benefits the brain"์„ ํ†ตํ•ด ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ๊ฐ€ ์šฐ๋ฆฌ ๋‡Œ์— ๋ฏธ์น˜๋Š” ๋†€๋ผ์šด ์˜ํ–ฅ์— ๋Œ€ํ•ด ์•Œ์•„๋ณผ๊นŒ์š”? ๋‹จ์ˆœํžˆ ์™ธ๊ตญ์–ด ํ•˜๋‚˜ ๋” ํ•  ์ค„ ์•„๋Š” ๊ฒƒ ์ด์ƒ์˜, ์ˆจ๊ฒจ์ง„ ์ธ์ง€์  ์ด์ ๋“ค์„ ํŒŒํ—ค์ณ ๋ณด๊ฒ ์Šต๋‹ˆ๋‹ค.

1. ์ด์ค‘ ์–ธ์–ด, ๋‹จ์ˆœํ•œ ์†Œํ†ต ์ˆ˜๋‹จ์„ ๋„˜์–ด์„  ๐Ÿง  ๋‡Œ ๊ฑด๊ฐ•์˜ ํ•ต์‹ฌ!

๋Œ€๋ถ€๋ถ„์˜ ์‚ฌ๋žŒ๋“ค์€ ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ๋ฅผ ์—ฌํ–‰์˜ ํŽธ๋ฆฌํ•จ์ด๋‚˜ ์™ธ๊ตญ ์˜ํ™” ๊ฐ์ƒ ์‹œ ์ž๋ง‰ ์—†์ด ์ดํ•ดํ•˜๋Š” ๋Šฅ๋ ฅ ์ •๋„๋กœ๋งŒ ์ƒ๊ฐํ•ฉ๋‹ˆ๋‹ค. ํ•˜์ง€๋งŒ ์‹ค์ œ๋กœ๋Š”, ๋‘ ๊ฐœ ์ด์ƒ์˜ ์–ธ์–ด๋ฅผ ๊ตฌ์‚ฌํ•˜๋Š” ๊ฒƒ์€ ๋‡Œ์˜ ๊ตฌ์กฐ์™€ ๊ธฐ๋Šฅ์— ๊ธ์ •์ ์ธ ๋ณ€ํ™”๋ฅผ ๊ฐ€์ ธ์˜ค๋Š” ๊ฐ•๋ ฅํ•œ ํ›ˆ๋ จ๋ฒ•๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค.

2. ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ์ž, ์„ธ ๊ฐ€์ง€ ์œ ํ˜•์œผ๋กœ ๋‚˜๋‰œ๋‹ค? ๐Ÿง ์–ธ์–ด ์Šต๋“ ๋ฐฉ์‹์— ๋”ฐ๋ฅธ ์ฐจ์ด์ 

์˜์ƒ์—์„œ๋Š” ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ์ž๋ฅผ ํฌ๊ฒŒ ์„ธ ๊ฐ€์ง€ ์œ ํ˜•์œผ๋กœ ๋ถ„๋ฅ˜ํ•ฉ๋‹ˆ๋‹ค:

  • Compound Bilingual:ย ์–ด๋ฆด ๋•Œ๋ถ€ํ„ฐ ๋‘ ๊ฐ€์ง€ ์–ธ์–ด๋ฅผ ๋™์‹œ์— ์Šต๋“ํ•œ ๊ฒฝ์šฐ์ž…๋‹ˆ๋‹ค. (์˜ˆ: ์ด๋ฏผ ๊ฐ€์ •์—์„œ ์ž๋ผ๋ฉฐ ๊ฐ€์ •์—์„œ๋Š” ๋ชจ๊ตญ์–ด๋ฅผ, ํ•™๊ต์—์„œ๋Š” ์˜์–ด๋ฅผ ๋ฐฐ์šฐ๋Š” ๊ฒฝ์šฐ)

  • Coordinate Bilingual:ย ์„œ๋กœ ๋‹ค๋ฅธ ํ™˜๊ฒฝ์—์„œ ๋‘ ๊ฐ€์ง€ ์–ธ์–ด๋ฅผ ๋”ฐ๋กœ ์Šต๋“ํ•œ ๊ฒฝ์šฐ์ž…๋‹ˆ๋‹ค. (์˜ˆ: ํ•™๊ต์—์„œ ์˜์–ด๋ฅผ ๋ฐฐ์šฐ๊ณ , ์ง‘์—์„œ๋Š” ๋ชจ๊ตญ์–ด๋ฅผ ์‚ฌ์šฉํ•˜๋Š” ๊ฒฝ์šฐ)

  • Subordinate Bilingual:ย ๋ชจ๊ตญ์–ด๋ฅผ ํ†ตํ•ด ์™ธ๊ตญ์–ด๋ฅผ ๋ฐฐ์šฐ๋Š” ๊ฒฝ์šฐ์ž…๋‹ˆ๋‹ค. (์˜ˆ: ์„ฑ์ธ์ด ๋˜์–ด ์˜์–ด ํ•™์›์—์„œ ์˜์–ด๋ฅผ ๋ฐฐ์šฐ๋Š” ๊ฒฝ์šฐ)

๊ฐ ์œ ํ˜•์— ๋”ฐ๋ผ ๋‡Œ์˜ ํ™œ์„ฑํ™” ํŒจํ„ด๊ณผ ์–ธ์–ด ์ฒ˜๋ฆฌ ๋ฐฉ์‹์— ์•ฝ๊ฐ„์˜ ์ฐจ์ด๊ฐ€ ์žˆ์„ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

3. ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ, ๋‡Œ์—๊ฒŒ ์–ด๋–ค ๐ŸŽ ์„ ๋ฌผ์„ ์ฃผ๋Š” ๊ฑธ๊นŒ?

์ตœ๊ทผ์˜ ๋‡Œ ์˜์ƒ ๊ธฐ์ˆ  ๋ฐœ์ „ ๋•๋ถ„์—, ์šฐ๋ฆฌ๋Š” ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ๊ฐ€ ๋‡Œ์— ๋ฏธ์น˜๋Š” ๊ตฌ์ฒด์ ์ธ ์˜ํ–ฅ๋“ค์„ ํ™•์ธํ•  ์ˆ˜ ์žˆ๊ฒŒ ๋˜์—ˆ์Šต๋‹ˆ๋‹ค. ๋ช‡ ๊ฐ€์ง€ ์ฃผ์š” ์ด์ ์€ ๋‹ค์Œ๊ณผ ๊ฐ™์Šต๋‹ˆ๋‹ค:

  • ํšŒ๋ฐฑ์งˆ ๋ฐ€๋„ ์ฆ๊ฐ€ (Higher density of Gray Matter):ย ๋‡Œ์˜ ์‹ ๊ฒฝ ์„ธํฌ์™€ ์‹œ๋ƒ…์Šค๊ฐ€ ๋ฐ€์ง‘๋œ ํšŒ๋ฐฑ์งˆ์˜ ๋ฐ€๋„๊ฐ€ ๋†’์•„์ง‘๋‹ˆ๋‹ค. ์ด๋Š” ๋‡Œ์˜ ์ •๋ณด ์ฒ˜๋ฆฌ ๋Šฅ๋ ฅ์ด ํ–ฅ์ƒ๋จ์„ ์˜๋ฏธํ•ฉ๋‹ˆ๋‹ค.

  • ํŠน์ • ๋‡Œ ์˜์—ญ ํ™œ์„ฑํ™” ์ฆ๊ฐ€ (More activity in certain regions):ย ํŠนํžˆ ์–ธ์–ด ์ฒ˜๋ฆฌ์™€ ๊ด€๋ จ๋œ ๋‡Œ ์˜์—ญ (์˜ˆ: ์ „๋‘์—ฝ ํ”ผ์งˆ)์˜ ํ™œ๋™์ด ํ™œ๋ฐœํ•ด์ง‘๋‹ˆ๋‹ค. ์ด๋Š” ๋ฌธ์ œ ํ•ด๊ฒฐ ๋Šฅ๋ ฅ, ์ฃผ์˜๋ ฅ, ์ธ์ง€์  ์œ ์—ฐ์„ฑ ํ–ฅ์ƒ์œผ๋กœ ์ด์–ด์ง‘๋‹ˆ๋‹ค.

  • ์ธ์ง€ ๋Šฅ๋ ฅ ์ €ํ•˜ ์ง€์—ฐ ํšจ๊ณผ (Delay the onset of diseases):ย ์•Œ์ธ ํ•˜์ด๋จธ๋ณ‘์ด๋‚˜ ์น˜๋งค์™€ ๊ฐ™์€ ์ธ์ง€ ๋Šฅ๋ ฅ ์ €ํ•˜ ์งˆํ™˜์˜ ๋ฐœ๋ณ‘ ์‹œ๊ธฐ๋ฅผ ์ตœ๋Œ€ 5๋…„๊นŒ์ง€ ๋Šฆ์ถœ ์ˆ˜ ์žˆ์Šต๋‹ˆ๋‹ค.

4. ํ•ต์‹ฌ ์˜์–ด ์–ดํœ˜ ์ •๋ฆฌ ๐Ÿ“

  • Cognitive Benefits:ย ์ธ์ง€์  ์ด์ 

  • Gray Matter:ย ํšŒ๋ฐฑ์งˆ

  • Synapse:ย ์‹œ๋ƒ…์Šค

  • Prefrontal Cortex:ย ์ „๋‘์—ฝ ํ”ผ์งˆ

  • Cognitive Flexibility:ย ์ธ์ง€์  ์œ ์—ฐ์„ฑ

  • Executive Function:ย ์‹คํ–‰ ๊ธฐ๋Šฅ

  • Cognitive Decline:ย ์ธ์ง€ ๋Šฅ๋ ฅ ์ €ํ•˜

  • Lateralization:ย ์–‘์ธกํ™”

  • Dorsolateral Prefrontal Cortex (DLPFC):ย ๋ฐฐ์™ธ์ธก ์ „์ „๋‘ํ”ผ์งˆ (์‹คํ–‰ ๊ธฐ๋Šฅ์— ๊ด€์—ฌํ•˜๋Š” ๋‡Œ ์˜์—ญ)

  • Problem-solving:ย ๋ฌธ์ œ ํ•ด๊ฒฐ

  • Switching between tasks:ย ์ž‘์—… ์ „ํ™˜

  • Filtering out irrelevant information:ย ๊ด€๋ จ ์—†๋Š” ์ •๋ณด ๊ฑธ๋Ÿฌ๋‚ด๊ธฐ

  • Holistic grasp:ย ์ด์ฒด์ ์ธ ์ดํ•ด

  • Emotional bias:ย ๊ฐ์ •์  ํŽธํ–ฅ

5. ์ง€๊ธˆ ๋ฐ”๋กœ ์‹œ์ž‘ํ•˜์„ธ์š”! ๐Ÿš€ ๋Šฆ์ง€ ์•Š์•˜์Šต๋‹ˆ๋‹ค.

๋น„๋ก ์–ด๋ฆด ๋•Œ๋ถ€ํ„ฐ ์™ธ๊ตญ์–ด๋ฅผ ๋ฐฐ์šฐ์ง€ ๋ชปํ–ˆ๋”๋ผ๋„ ์‹ค๋งํ•˜์ง€ ๋งˆ์„ธ์š”! ์„ฑ์ธ์ด ๋˜์–ด์„œ๋„ ์™ธ๊ตญ์–ด๋ฅผ ๋ฐฐ์šฐ๋Š” ๊ฒƒ์€ ๋‡Œ ๊ฑด๊ฐ•์— ํฐ ๋„์›€์ด ๋ฉ๋‹ˆ๋‹ค. ์ง€๊ธˆ ๋‹น์žฅ ๊ด€์‹ฌ ์žˆ๋Š” ์–ธ์–ด ํ•™์Šต์„ ์‹œ์ž‘ํ•˜๊ณ , ๋‡Œ์—๊ฒŒ ํ™œ๋ ฅ์„ ๋ถˆ์–ด๋„ฃ์–ด ๋ณด์„ธ์š”!

๊ฒฐ๋ก :ย ์ด์ค‘ ์–ธ์–ด ๊ตฌ์‚ฌ๋Š” ๋‹จ์ˆœํžˆ ์–ธ์–ด ๋Šฅ๋ ฅ์„ ํ–ฅ์ƒ์‹œํ‚ค๋Š” ๊ฒƒ์„ ๋„˜์–ด, ๋‡Œ๋ฅผ ๋”์šฑ ๊ฑด๊ฐ•ํ•˜๊ณ  ๊ฐ•๋ ฅํ•˜๊ฒŒ ๋งŒ๋“ค์–ด์ฃผ๋Š” ํšจ๊ณผ์ ์ธ ๋ฐฉ๋ฒ•์ž…๋‹ˆ๋‹ค. ์˜ค๋Š˜๋ถ€ํ„ฐ ์™ธ๊ตญ์–ด ํ•™์Šต์„ ์‹œ์ž‘ํ•˜์—ฌ, ๋”์šฑ ํ™œ๊ธฐ์ฐฌ ์‚ถ์„ ๋ˆ„๋ ค๋ณด๋Š” ๊ฑด ์–ด๋–จ๊นŒ์š”?

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