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单词 goblet cell
释义

goblet cell

noun Anatomy
A column-shaped cell found in the respiratory and intestinal tracts, which secretes the main component of mucus.In the large proximal airways, goblet cells secrete mucus, which traps deposited particles and is then propelled upwards by ciliated cells to be either expectorated or swallowed....
  • The beating movement of the cilia helps to shift upwards and outwards any foreign particles which adhere to a layer of mucus secreted from interspersed goblet cells.
  • Ocular mucins are secreted by conjunctival goblet cells and epithelial cells of the ocular surface and by the lachrymal glands.
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更新时间:2024/11/12 8:22:47