In fact, classical music is not the only kind of music that can stimulate the development of brain cells. According to pediatrician from EKA Hospital BSD City, which is more important is to choose music that can make the mother happy, so it can penetrate the neurotransmitter.
Neurotransmitters are substances that can activate the synapse (connection between cells of the brain), where more and more synapses means that the more complex the brain's ability. Neurostransmitter just one of the few things that mark the quality of the brain. Another thing is the number of brain cells, branching of brain cells, and mielinisasi (myelin is the sheath that acts on nerve cell to cell delivery speed).
Because of that, keep listening to music that you like since before pregnancy. Whether it's pop music, R & B, folk songs, gamelan, and so forth. Not only capable of stimulating cells sotak the fetus, listen to any music that you can make it go happy.