甲板（英语：nail plate），是指位于指（趾）甲背面透明的角质板，由甲体和甲根构成[1]，组成成分为角蛋白，作用是保护指（趾）。甲板每周约生长0.5毫米，呈半透明状，能透出深部组织的血色[2]。
参考资料
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