【动】 消化腺。
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The digestive gland of liver and pancreas was got into initial jejunum through one duct.
肝脏和胰脏消化腺通过一条导管共同开口于空肠的起始部。
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The morphologic characteristics of Wan-Xi White Geese digestive gland were studied in this experiment.
本试验研究了成年皖西白鹅母鹅消化腺的形态特征。
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The results showed that the digestive system is composed of fore-gut, mid-gut, hind-gut and digestive gland.
结果表明,克氏螯虾消化系统包括消化道和消化腺。
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These studies showed that the structure of the digestive gland in H. rugulosus was adapted to feeding habits.
研究表明虎纹蛙消化腺结构与其食性是相适应的。
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The digestive gland is a compound tubular gland having two kinds of cells: digestive cells and basophilic cells.
消化腺为复管腺,腺上皮有消化细胞和嗜碱性细胞两种类型。
消化腺(digestive gland)是指动物体分泌消化液的腺体。在脊椎动物中可分两类:①壁内腺。分布于消化管壁的粘膜或粘膜下层。分泌物可直接排入消化管腔内。如唇腺、舌腺、食管腺、胃腺和肠腺等。②壁外腺。较大,位于消化管壁外,并有导管开口于消化管腔内。腺体外有结缔组织被膜,并深入到腺实质内,将腺体分为若干叶和小叶。腺体由分泌部和排泄部组成。如大唾液腺和胰、肝等是独立的器官。各种消化腺的分泌物和酶都不同,经协同作用,可将食物分解为各种小分子,以便于机体吸收和利用。在无脊椎动物中主要是壁内消化腺,因物种而异,并仅见于中肠。如河蚌仅有肝、乌贼还有胰,昆虫有唾液腺。家蚕的丝腺亦为唾液腺。