47. Which combination of axon features should lead an axon to communicate with downstream cells most slowly?
(A)An axon that is long, wide, and myelinated.
(B)An axon that is long, thin, and nonmyelinated.
(C)An axon that is short, wide, and myelinated.
(D) An axon that is short, thin, and myelinated.
(E)An axon that is short, thin, and nonmyelinated.

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統計： A(20), B(107), C(16), D(8), E(22) #938842

詳解 (共 4 筆)

#4375234
越粗、越短、有髓鞘，傳遞越快
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#4825759
Campbell testbank 3...
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#4885501
可以用電阻的公式來思考, R為電阻, ρ...

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#6531815
長度 (length)： 長 → 傳輸時間久，距離遠
粗細 (diameter)： 粗 → 阻力小 → 傳遞快；細 → 阻力大 → 傳遞慢
髓鞘 (myelin)： 有髓鞘 → 鹽躍傳導，訊號跳著走 → 快；沒有髓鞘 → 緩慢的連續傳導
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