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contorted seminiferous tubules 精曲小管, 曲细精管
Spermaries comprise many seminiferous tubules. 精巢由许多精小管组成；
The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules. 精子产生于输精管壁的性母细胞（精原细胞）。
Longitudinal section of a testicle showing the seminiferous tubules and the convoluted epididymis. 睾丸纵切面，示生精小管和迂回蟠曲的附睾。
From days 14 to 35, Tyro 3 appeared on Sertoli cell processes toward adluminal compartment of seminiferous tubules. 在生后2到5周，Tyro 3主要定位在Sertoli细胞近腔室包绕生殖细胞的突起上；
The development of the male germ cells in different seminiferous tubules was different. 不同精小管内生殖细胞的发育是不同步的。
Conclusions In interstitial tissue tissue encircled of the individual seminiferous tubules and have spaces. 淋巴管存在于纵隔内，小叶内未见典型淋巴管。
Inside these tubes (called seminiferous tubules) the process of sperm production (called spermatogenesis) takes place. 在这些管道（称为生精小管）里，是精子产生（称为精子发生）的场所。
LEYDIG CELLS: Androgen (testosterone) producing cells lying outside the seminiferous tubules within the testes. 位于睾丸中曲细精管的外部，分泌雄性激素。
In this example, three oarian follicles are seen on the left and numerous small seminiferous tubules with immature sertoli cells are seen on the right. 性腺可能由单侧或双侧具有睾丸和卵巢组织的两性性腺构成。
Most of the spermatogenic cells were still necrotic and seminiferous tubules still had hollow cross 1 month after injection in male rats. 雄性大鼠在染毒后1个月，病理结果仍显示生精细胞大部分坏死脱落，曲细精管呈空网状；
This is the microscopic appearance of normal testis.The seminiferous tubules have numerous germ cells.Sertoli cells are inconspicuous. 正常睾丸显微镜下结构，生精小管中有大量的生殖细胞，支持细胞是难以觉察的。
The spermatogonia in the seminiferous tubules of testis are on four different stages, including primary spermatocytes, secondary spermatocytes, spermatoon, and spermatozoa. 生精小管内有处于不同发育时期的精原细胞，初级精母细胞，次级精母细胞，精子细胞和精子；
The sperm cells which are constantly being produced in the seminiferous tubules are moved into collection tubes which lie on the surface of each testicle. 在生精小管持续产生的精子被移到位于每一侧睾丸表面的收集管道。
Discussion:As the seminiferous tubules of testis play a crucial role in spermatogenesis,calcificationof the said tubules certainly affects male fertility. 讨论:睾丸精细管在精子的生成过程中起着十分重要的作用,该处发生病变钙化必然影响生孕能力。
Objective:To report 7 cases of male infertility with calcified seminiferous tubules,and discuss its pathology,imaging features,and common complications. 目的:本文报道7例睾丸精细小管钙化男性不育症患者,并结合文献对其病理、声像图特征及常见并发症进行探讨。
His lips contorted into a grimace. 他的嘴唇歪扭成怪相。
Her face contorted/was contorted with pain. 她的脸因疼痛而走了样。
seminiferous tubules, convoluted 曲细精管
The length each stage of the cycle of semi-niferous epithelium occupies on the seminiferous tubule, was determined by continual paraffin sections of the seminiferous tubules. 3．应用精细管的连续石蜡切片测定了小白鼠生精上皮周期各期在精细管上所占的长度，并观察了它们在精细管上的排列顺序。