「Nervous system/overview of neurons/Channels/diffusion of ions/K+ channel and membrane potential」の版間の差分
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{{Point|When the potassium (K<sup>+</sup>) channel is open, intracellular potential becomes negative.}} | {{Point|When the potassium (K<sup>+</sup>) channel is open, intracellular potential becomes negative.}} | ||
[[メディア:diffusion2potential.mp4|narrated animation]] | [[メディア:diffusion2potential.mp4|narrated animation]] | ||
2016年4月24日 (日) 23:51時点における最新版
POINT!
| When the potassium (K+) channel is open, intracellular potential becomes negative. |
When the potassium channel opens and potassium ions diffuse OUT of the cell, the intracellular potential becomes negative, because the potassium ions are electrically positive.
Challenge Quiz
1.
When the potassium (K+) channel is open, intracellular membrane potential becomes negative positive .