说得更恰当一点，粘液是壁状支气管粘液腺渗出的分泌物，呈胶粘体存在。
Rather, mucus tends to occur as ropy strands of secretion exuded from the mural bronchial mucus glands.
外分泌腺可以仅由制造粘液的单细胞组成。
Exocrine Glands may consist of only single cells that make mucus.
外分泌腺可以仅由制造粘液的单细胞组成。
单细胞腺--分泌粘液的杯状细胞。
Unicellular gland - a goblet cell mucus-secreting. (H &E stain.
单细胞腺--分泌粘液的杯状细胞。
Unicellular gland - a goblet cell mucus-secreting. (H &E stain.
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