They contain approximately 20,000â30,000 nerve cell bodies and are located close to and on either side of the spinal cord in long chains. Sympathetic ganglia are the tissue from which neuroblastoma tumours arise.here are usually 22-23 pairs of these ganglia: 3 in the cervical region, 11 in the thoracic region (note the presence of the stellate cervicothoracic ganglia), 4 in the lumbar region and 4-5 in the sacral region.
How long is a ping pong table? The table is 2.74 m (9 ft) long, 1.525 m (5 ft) wide, and 76 cm (30 inch) high. The table or playing surface is divided into two halves by a 15.25 cm (6 inch) high net.
PONG VIDEO GAME. Pong was the invention of Nolan Bushnell, a young engineer who introduced video table tennis to arcades in 1972. Simple and addictive, Pong launched the craze for home video games. The home version was Introduced by Atari, Bushnell's company, in 1974--long before anyone had seen a personal computer.