维生素与胎儿发育的关系

胎儿在母体宫内需要经过配种、胚胎、胎儿三个阶段，任何影响母胎健康的病因都可以会影响宫内受精卵、胚胎、胎儿发育，严重者甚至胚胎停育、胎死宫内。研究表明各种维生素的缺乏容易诱发人体各种各样的疾病，孕期母体维生素的需要量增加，如果孕期母体维生素摄入不足、补充不够、未得到及时增加或增加过量都会给宫内的胎儿带来害处，影响胎儿器官功能的正常发育，导致胎儿发育不良；有些严重的胎儿畸形是致死性的，孕期要注意筛查及时处理。孕期加强母胎保健，重视优生优育，改善孕妇和儿童营养状况，合理调配膳食和进食并适当补充维生素，了解各种维生素的功效和胎儿发育相关性，对于降低胎儿出生缺陷、防治妇女儿童营养缺乏病、提高人口素质均具有重要实际意义。

Relationship between Vitamin and Fetal Development

Fertilized egg, embryo and fetus are three stages of fetus growth in maternal intrauterine. Any factors caused by the mother or the fetus can affect intrauterine growth of fertilized egg, embryo and fetus. Some serious factors could lead to embryonic growth cease, even fetal death. Lack of vitamin can induce human related diseases, and vitamin requirements are increased in pregnant women. If insufficient of vitamin intake in those pregnant women, fetus could suffer from dysplasia. Some severe fetal abnormalities can cause fetal death. So, it is necessary that pregnant women should have fetal developmental screening, and that those pregnant women with vitamin insufficient should be treated in time. The reasonable supplement of vitamins, and deployment of diet, is benefit for them to reduce neonatal defects, and to prevent the nutrition-related diseases in pregnant women.