What is the largest physical feature on earth? I only need the largest, its for my geography class. Also which is the smallest of the 4 major oceans. I can't find these answers anywhere, not even in my geography book.
Dorsal roots are fascicles of axons in the spinal cord that receive sensory information from the skin, muscle, and visceral organs that enter through the a point of entry called the dorsal root entry zone.
The axons from the posterior root ganglion enter the spinal cord through the dorsal root of spinal nerves and split into two types of branches upon reaching the dorsal column: long ascending branches and short descending branches.