These epithelial elements arise embryologically from foregut endoderm in the process of bronchial tubular growth.

這些表皮細(xì)胞在胚胎學(xué)上把源于支氣管生長過程中的前內(nèi)臟叫內(nèi)胚層国产一级aⅴ无码免费。

Although it is widely believed that ovarian epithelial tumours arise in the coelomic epithelium that covers the ovarian surface, it has been suggested that they could instead arise from tissues that are embryologically derived from the Mullerian ducts.

雖然普遍認(rèn)為卵巢上皮性腫瘤出現(xiàn)在覆蓋卵巢表面的體腔上皮，有研究提示它也可以出現(xiàn)在胚胎學(xué)上來自苗勒管的組織XX网站在线。

The sebaceous gland is formed embryologically as an outgrowth from the upper portion of the hair follicle.

從胚胎學(xué)上來說浓毛少妇牲交，皮脂腺是從毛囊上部向外生長形成的。

Embryologically, the abnormality most likely develops at gestational weeks four to eight. It is hypothesized that impaired venous outflow, caused by loss of normal connections between cortical veins and dural and calvarial circulation, results in persistent, primitive vascular plexus.

胚胎學(xué)上综合九九色，發(fā)育異常最可能發(fā)生在孕期的第4-8周亚州性交网，其發(fā)病機(jī)制被認(rèn)為是靜脈流出受損，這是由于皮層靜脈與硬膜及顱蓋靜脈循環(huán)之間的正常連接出現(xiàn)障礙免费看国产黄色网站，導(dǎo)致原始血管持續(xù)存在。