integumentary
- 1. The integumentary system (which includes hair and nails) is often the first place that a serious vitamin deficiency shows up.
- 当维生素缺乏时，首先会变现在表皮系统（包括毛发和指甲）。
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- 2. Result: the texture of integumentary cells, the shape and size of hair socket and bristle were important characters for species identification.
- 结果：可根据体壁细胞的纹理、毛窝的形态、大小及刚毛的特征进行区别。
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- 3. It includes the cardiovascular, digestive, endocrine, urinary, immune, integumentary, lymphatic, muscular, nervous, reproductive, respiratory and skeletal systems.
- 包括心血管，消化，内分泌，泌尿，免疫，外皮，淋巴，肌肉，神经，生殖，呼吸还有骨骼系统。
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- 4. It includes the cardiovascular, digestive, endocrine, urinary, immune, integumentary, lymphatic, muscular, nervous, reproductive, respiratory and skeletal systems.
- 包括心血管，消化，内分泌，泌尿，免疫，外皮，淋巴，肌肉，神经，生殖，呼吸还有骨骼系统。
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