真正的上皮组织仅存在于通过称为紧密连接的咬合带而保持在一起的单层细胞中。

A true epithelial tissue is present only in a single layer of cells held together via occluding junctions called tight junctions.

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因此我们发现，它们也起源于上皮组织。

Thus we find that they, too, arise from an epithelium.

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观察常见的上皮组织损伤与疾病的型态。

To examine common patterns of epithelial injury and disease.

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So organs are made up of combinations of tissues where all the tissues are collections of cells that are doing some function, nervous tissue, muscular tissue, epithelial tissue, those are examples of tissues that form organs.

所以器官是由各种组织组合而成,所有的组织都是,具有某些功能的细胞集合,神经组织,肌肉组织,上皮组织,这些都是由组织构成器官的例子

耶鲁公开课 - 生物医学工程探索课程节选