中央质

ALD以中央白质受累为主，MLD仅累及中央白质而周边白质未受累，CD、PMD和AD中央及周边白质均受累。

The central white matter was involved mainly in ALD , but the central white matter was involed only in MLD and the periphery white matter was spared . The central and periphery white matter were all involved in CD , PMD and AD.

鞭毛和中央胞质区的融合在两者已分别生长到相当长度后才开始。

The fusion of flagella and median cytoplasmic process happens when they have grown to a certain length .

位于大脑半球的后下方和延髓的上面，分为左右两半球，每侧半球由中央白质和表层灰质所构成，分成三叶。

Located below the cerebral hemispheres and behind the upper medulla oblongata and pons , each of its two connected hemispheres has a core of white matter within a cortex of gray matter .

弥漫性轴索损伤后3h，光镜下发现脑干、小脑上脚及胼胝体的中央灰质和白质区大片细胞肿胀。

At 3 hours after DAI , a few cells swelling of central gray matter and white matter were observed in brain stem , superior cerebellar peduncle and corpus callosum .

结果：16例腮腺标本均可见腺体萎缩，小叶中央坏死，间质纤维化，血管管腔狭窄，但小叶边缘浆液性腺泡细胞和间质内导管存在。

Result : The parotid gland atrophy , necrosis in the center of parotid gland lobule , interstitial fibrosis and narrowing of blood vessel lumina were observed , and serous acinar cells in the lobule margin and duct in interstitial tissue persisted in 16 specimenes of radiated parotid gland .