07055. NERVE GROWTH FACTOR. Actually, a comprehensive review of medical research on the development of the central nervous system and the brain during pregnancy, using medical vocabulary. Covers from the 8 stages of embryological development of the brain common to all vertebrates, to the mysteries and confusions arising when the brain's 100 billion nerve cells (give or take a factor of 10) try to understand the electro-chemical channels these cells are using to create this ability for understanding. 17p. Notes in text. 13b. Quoted, another 36b. Supplemental reading list.