tunica adventitia
英
美
网络 外膜; 外膜层; 动脉外膜
双语例句
- The thickness of the internal elastic membrane, tunica media and tunica adventitia and the diameter of the vessel increased with the increase of fetal age.
内弹性膜、中膜、外膜的厚度及管径均随胎龄而增加。 - The wall of digestive tube was composed of mucous membrane, thin submucosa, tunica muscularis and tunica adventitia, but duodenal gland in duodenum was not found.
消化壁一般分为4层，由内向外为粘膜、粘膜下层、肌层和外膜，其中粘膜下层很薄，十二指肠粘膜下层无十二指肠腺。 - As a whole, strong positive cells were mostly observed in the tunica mucosa and adventitia, and positive material was observed on the dissociative side of tunica mucosa. Tunica submucosa showed weak positive reaction.
总体来看，强阳性细胞多分布于粘膜层和外膜，粘膜层游离端有强阳性物质分布，粘膜下层多呈弱阳性反应。 - Inadequate cell nutrition around vessels causes degeneration of tunica adventitia.
血管周围细胞的营养不足，引起外膜的变性。 - With the development of embryos, the walls of other blood vessels except capillaries develop into three strata: tunica intima, tunica media and tunica adventitia.
随着胚胎的发育，除毛细血管外，其它血管壁形成分层结构，形成内膜、中膜、外膜； - The NPY-IR nerve cell bodies were oval-shaped, spindle-shaped or triangular-shaped, 10-20 β m in diameter, located in the tunica adventitia of coronary, tunica media of coronary artery and lateral tissues of tunica adventitia of coronary artery.
NPY样神经细胞体呈椭圆形、梭形或三角形，胞体直径10～20μm，分布于冠状动脉的外膜、中膜及冠状动脉外膜外组织中。 - Lamina propria and muscularis mucosae have not yet invaginate in the epithelial lining which forms the fold or villus. Tunica adventitia contains many blood vessels.
可见大量处于分裂期的黏膜上皮细胞，堆积形成很厚的粘膜层，此时固有膜和黏膜肌层尚未凸起进入黏膜上皮形成皱襞或者绒毛，外膜中形成了很多血管。 - The tunica adventitia of the big veins was very thick and was comprised of abundant smooth muscular bundles, collagen and elastic fibers.
大静脉的内膜与中膜均较薄，中膜由数层平滑肌构成，外膜则很厚，由大量平滑肌束及胶原纤维、弹性纤维构成。 - These materials will result in some complication such as chronic inflammation, local infection and tunica adventitia fibrosis, if they are long-term in human body.
人工材料的支架长期存留体内会出现慢性炎症、局部感染、静脉外膜纤维化等并发症。 - We observed that the vasoactive intestinal polypeptide ( VIP)-like, the somatostatin ( SOM)-like, and the substance-P ( SP)-like immunoreactive nerve fibers appeared in the tunica adventitia of the basilar artery.
于光镜下观察到基底动脉壁的外膜中存在血管活性肠肽（VIP）样、P物质（SP）样和生长抑素（SOM）样免疫反应阳性神经纤维。