9.4
乳状真皮
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9.4 : 乳状真皮
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9.1 : 皮肤系统的简介
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9.2 : 皮肤表皮的细胞
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9.3 : 表皮层
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9.5 : 网状真皮
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9.6 : 皮下组织
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9.7 : 色素沉着
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9.8 : 皮肤颜色的变化：临床观点
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9.9 : 皮肤的附肢结构: 头发和毛囊
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9.10 : 皮肤的附肢结构：毛发的生长和毛发的类型
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9.11 : 皮肤的附肢结构：指甲
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9.12 : 皮肤的附肢结构：汗腺。
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9.13 : 皮肤的附肢结构：皮脂腺
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9.14 : 皮肤的感觉功能
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9.15 : 皮肤在维生素D的合成过程中的作用
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