The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.
精子产生于输精
壁的性母细
（精原细）。
；[生]（动植物的）细（tubule的复数）；肾细；细精The sperm originate in gonial cells (spermatogonia) in the walls of seminiferous tubules.
精子产生于输精壁的性母细（精原细）。
Objective: To observe the relationship between the odontoblast process and the dentinal tubules.
观察成牙
质细
牙质
的分布。
The diameter of dentinal tubule was not uniform due to peritubular dentine was demineralize.
横剖面见牙质口因脱矿而呈现不规则。
In proximal tubule, the process of water reabsorption is isosmotic because the permeability of tubule to water is high.
髓袢,远曲集合对水的重吸收机制,见尿液浓缩与稀释.
Objective: To establish a duplicable and efficient culture method of human proximal tubule cells(PTC) in vitro.
创建一种重复性好、细量多的人肾近端细(PTC)培养方法。
Sugar solutions on the surface of exposed dentine cause water to be drawn out of the dentinal tubules causing which distorts the odontoblast causing pain.
[医务英语]《专业术语—口腔生理学术语O2(英文详解)》正文： Osmotic pressure - Water tends to move towards dense concentrations of ions.
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