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.
VITAMIN B and OTHER WATER SOLUBLE VITAMINS. 1  Introduction. 2  Vitamin B refers to several water soluble vitamins often found together in foods, all of which are necessary for normal growth and metabolism, but none of which are synthesized in adequate amounts by humans. The common forms of vitamin B include vitamin B1 (thiamine), B2 (riboflavin), B3 (niacin), B6 (pyridoxine) and B12 (cyanocobalamin).