最近,在北京召开的全国优生科普讨论会上,就当前我国控制人口数量的同时,如何提高人口质量,把优生学知识普及到广大人民群众中去的问题展开了讨论。优生的目的在于提高出生人口的素质,减少发育畸形、智力低下的婴儿。专家们一致认为,重视遗传医学,防止和减少有遗传性或先天性疾病的婴儿出生,是当前一项重要工作,但不是唯一的工作。因为怀孕后孕妇营养不良,病毒感染,滥用药物,环境污染,接触有害物质以及母亲患有各种并发症等都可影响胎儿在子宫内的生长发育:分娩时难产引起的窒息和颅内出血.以及其它产伤等也可影响新生儿的成 Recently, at the popular euthanasia seminar held in Beijing, we discussed how to improve the quality of population and popularize the knowledge of eugenics among the broad masses of the people at the same time when we control the population. The purpose of eugenics is to improve the quality of the birth population, reduce developmental deformities, mental retardation of infants. Experts agree that it is an important task, but not the only one, to attach importance to genetic medicine and to prevent and reduce the birth of babies with hereditary or congenital diseases. Because pregnant women after pregnancy, malnutrition, viral infections, drug abuse, environmental pollution, exposure to harmful substances and the mother suffering from various complications can affect the fetus in the womb growth and development: childbirth refractory asphyxia and intracranial hemorrhage. Other birth trauma can also affect the newborn into