public marks

PUBLIC MARKS with tags biology & brain

2008

BRAINMAPS.ORG

by ycc2106
BrainMaps.org is an interactive multiresolution next-generation brain atlas that is based on over 20 million megapixels of sub-micron resolution, annotated, scanned images of serial sections of both primate and non-primate brains and that is integrated wi

2007

2006

性慾何來?從基因嗎?

by YukuanMark
人體內的多巴胺第四型受體(dopamine D4 receptor, DRD4)這個基因會控制腦部對多巴胺的反應,而多巴胺正式控制人體「愉悅」感覺的化學物質,而且跟人的性慾有關係。以色列耶路撒冷大學的Richard Ebs

名詞動詞煩惱不同

by YukuanMark
哈佛大學心理系的科學家發現人類處理名詞和動詞這兩種不同的語法類別時,有不同區域的腦部生理活動。

有仇不報,非君子也!?

by YukuanMark
功能磁振造影的最新研究結果顯示,男人看到壞人受到懲罰時,不但不會感同身受,甚至會幸災樂禍,但女性看到別人受罰反而都會心生同情。

New Neurons Go with the Spinal Fluid Flow

by YukuanMark
Recent research has revealed that brains continue to produce new neurons throughout life, helping create new neural networks.

Science & Technology at Scientific American.com: Female Hormone Key to Male Brain

by YukuanMark
Female hormones circulating in the brain determine masculine behavior, at least in mice. Estrogen--the quintessential female hormone responsible for regulating the reproductive cycle--turns lady mice into wannabe male mice when it is allowed to penetrate

2005

不用腦意識記憶也能學習?

by YukuanMark
沒有認知能力的動物會藉由簡單的嘗試錯誤法來學習,為慣性學習法(habit learning),但人類不同,不論學習什麼,都傾向用意識思考,所以學者們不確定人類是否仍保有這個能力,故美國聖地亞哥加州大學的研究員利用失憶症(amnesia)的病患,證明人類仍保有這個原始的本能。

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