What refers to a hernial protrusion of a saclike cyst of meninges,spinal fluid,and a portion of the spinal cord with its nerves through a defect in the vertebral column?

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A myelomeningocele has a visible defect with an external saclike protrusion containing meninges,spinal fluid,and nerves. Rachischisis is a fissure in the spinal column that leaves the meninges and the spinal cord exposed. Encephalocele is a herniation of brain and meninges through a defect in the skull,producing a fluid-filled sac. Meningocele is a hernial protrusion of a saclike cyst of meninges with spinal fluid but no neural elements.

What Refers to a Hernial Protrusion of a Saclike Cyst