A branch of the Group III afferent synapse an excitatory interneuron, which extends its axon across the midline into the contralateral spinal cord. At that location, the interneuron excites the alpha motor neurons that innervate the extensor muscles of the opposite leg.
The name of the land between two rivers is called Doab. It has 3 districts called Upper or Meerut, Middle or Agra, and Lower or Allahabad Doab.
â¢ Euphrates River. â¢ Babylon. Definition: River that was a boundary of Mesopotamia, or the land between the rivers (Tigris and Euphrates) The Tigris was the eastern of the two rivers and flowed from a source deep in the Armenian mountains all the way to the Persian Gulf, about 1,200 miles.