To reach certain regions deep in the brain he had to remove a thin tube of tissue which, with the patients' consent, he froze immediately and sent to Dr. Grant.
Cleft palate , neural tube defects, excessive numbers of fingers or toes, congenital heart disease and water on the brain are the top five birth defects among Chinese babies, the report said.
报告中提到，唇腭裂、神经管缺损、多趾症、先天性心脏病和脑积水是困扰我国新生儿的五大出生缺陷。
3
In the outer layer (ectoderm) the neural tube is forming from which the baby's nervous system-brain spinal cord skin and hair-will develop.