Sound is a vibrational wave that travels through a medium. The speed of sound in a medium depends on. how quickly the energy of the vibration can be transferred across the medium. While the details of the. equations that are used to nd the speed of sound will vary depending on the state of the medium, the.
Cerebrospinal fluid is produced by tissues lining the ventricles of the brain. It flows through the ventricles by way of interconnecting channels and eventually flows into spaces around the brain and spinal column. It's absorbed primarily by blood vessels in tissues near the base of the brain.
Noun. 1. cerebrospinal fluid-clear liquid produced in the ventricles of the brain; fills and protects cavities in the brain and spinal cord. spinal fluid. bodily fluid, body fluid, liquid body substance, humour, humor-the liquid parts of the body.