Neurons classified according to functionâsensory : conduct impulses to the spinal cord and brain ; motor : conduct impulses away from brain and spinal cord to muscles and glands ; and interneurons : conduct impulses from sensory neurons to motor neurons B. Glia ( neuroglia ) 1 . Support cells , bringing the cells of nervous tissue together ...
Eight of the water-soluble vitamins are known as the vitamin B-complex group: thiamin (vitamin B1), riboflavin (vitamin B2), niacin (vitamin B3), vitamin B6 (pyridoxine), folate (folic acid), vitamin B12, biotin and pantothenic acid.
There are a total of nine water-soluble vitamins: the B vitamins -- folate, thiamine, riboflavin, niacin, pantothenic acid, biotin, vitamin B6 and vitamin B12 -- and vitamin C. folate plays an extremely important role in preventing birth defects during early pregnancy.