Development of the nervous system anterior part of the neural tube forms a series of bulges called vesicles, which become the primary anatomical regions of the brain: the forebrain (prosencephalon), midbrain (mesencephalon), and hindbrain (rhombencephalon). These simple, early vesicles enlarge and further divide into the telencephalon (future cerebral cortex and basal ganglia), diencephalon (future thalamus and hypothalamus), mesencephalon (future colliculi), metencephalon (future pons and cerebellum), and myelencephalon (future medulla). The CSF-filled central chamber is continuous from the telencephalon to the spinal cord, and constitutes the developing ventricular system of the CNS. Because the neural tube gives rise to the brain and spinal cord any mutations
If We Are the Body the following week. The song re-entered at number 37 for the chart week of September 6, 2003, In its seventh chart week, "If We Are the Body" advanced to number 24 and in its 10th chart week, it advanced to number seven. In its 12th chart week, "If We Are the Body" reached its peak position of number three on the Hot Christian Songs chart. It also peaked at number three on the "Billboard" Hot Christian AC chart and spent three weeks atop both the "Radio & Records" Christian AC and Christian CHR charts. Casting Crowns has performed "If We