1. 无管腺：Drug tolerance 药物耐受性 | Ductless gland 无管腺 | Duodenal gland 十二指肠腺
2. 内分泌腺：Glands 腺体 | Ductless gland 内分泌腺 | Mammary gland 乳腺
3. 无管腺,内分泌腺：ductless gastric fluid analysis ==> 无管胃液分析 | ductless gland ==> 无管腺,内分泌腺 | ductuli efferentes testis ==> 睾丸输出小管
1. An endocrine gland is a ductless gland whose secretory products are picked up by capillaries in the region.
神经系统的主要功能接受和整合来自体内外环境的输入信号，并对应激产生反应。
2. Ductless gland?
無管腺；內分泌腺
3. Pancreas: Compound gland functioning as Both an exocrine (secreting through a duct) and an endocrine (ductless) gland.
胰脏：混合的腺体，同时具有外分泌腺（经由导管分泌）与内分泌腺（无导管）的功能。
4. Ductless gland Most of the post-septal part of the nephridial tube is secretory.
【解】无管腺，内分泌腺肾管的后隔膜大部分具有分泌作用。
ductless gland的意思
noun
1. any of the glands of the endocrine system that secrete hormones directly into the bloodstream
Synonym: endocrine gland endocrine