Spina bifida Introduction The human nervous system develops from a small, specialised plate of cells along the back of an embryo (called the neural plate). Early in development, the edges of this plate begin to curl up toward each other, creating the neural tube—a narrow sheath that closes to form the brain and spinal cord …
What is hydrocephalus? Hydrocephalus is an abnormal accumulation of fluid in the ventricles (brain cavities) deep within the brain. This excess fluid/water causes the ventricles to widen, putting pressure on the brain’s tissues. Cerebrospinal fluid (CSF) is the clear, colourless fluid that protects and cushions the brain and spine. Normally, cerebrospinal fluid flows through the …