ENAMEL Long Essay Questions Describe enamel – structure, composition and properties. Explain amelogenesis and life cycle of ameloblasts. Describe the hypocalcified structures of enamel. Short Essay Questions Ameloblasts – structure and function. Enamel rods and interrod enamel. Incremental lines of enamel. Hunter–Schreger bands. Dentino-enamel junction (DEJ). Enamel cuticle. Regressive changes of enamel. Perikymata. Content from above PDF and wheelers and orbans only