is currently being investigated. The incidence of spina bifida can be decreased by up to 70% when daily folic acid supplements are taken prior to conception . Contents 1 Classification 1.1 Spina bifida occulta 1.2 Meningocele 1.3 Myelomeningocele 2 Signs and symptoms 2.1 Physical complications 2.2 Neurological complications 2.2.1 Executive function