胚胎学

The early embryonic stages of human development are crucial for organ formation.
人类胚胎发育的早期阶段对器官形成至关重要。
During gastrulation, the blastomeres in an embryo differentiate into three primary germ layers.
在囊胚期，胚胎的原肠胚细胞分化为三个主要的原始胚层。
Blastocyst implantation marks the beginning of the embryologic period in pregnancy.
囊胚植入标志着妊娠中胚胎发育期的开始。
The neural tube forms during the neurula stage of embryonic development.
脑室在胚胎神经管阶段形成。
Embryonic stem cells hold immense potential for regenerative medicine due to their pluripotency.
胚胎干细胞因其多能性，在再生医学领域具有巨大潜力。
Organogenesis is the process by which organs develop from the embryonic germ layers.
器官发生是指器官从胚胎胚层发育而来的过程。
The yolk sac provides nutrients to the developing embryo until the placenta becomes functional.
卵黄囊在胎盘功能形成前为发育中的胚胎提供营养。
In mammals, implantation occurs when the blastocyst burrows into the uterine lining.
在哺乳动物中，当囊胚穿透子宫内膜时会发生着床。
Fetal development is a complex and dynamic process that follows embryologic growth.
胎儿发育是继胚胎发育后复杂且动态的过程。
Some abnormalities can arise during embryonic development, leading to birth defects or miscarriages.
胚胎发育过程中的一些异常可能导致出生缺陷或流产。