The signal transduction pathway is the mechanism by which the energy of a photon signals a mechanism in the cell that leads to its electrical polarization. 1  This polarization ultimately leads to either the transmittance or inhibition of a neural signal that will be fed to the brain via the optic nerve.
The Inland Empire (I.E.) is a metropolitan area and region of Southern California. It is situated directly east of the Los Angeles metropolitan area.
The Northwest Coast is the coastal regions of the Pacific Northwest and the Northwest Plateau (also commonly known as  The Interior  in British Columbia and the Inland Empire in the United States) is the inland regions.efinitions based on the historic Oregon Country reach east to the Continental Divide, thus including nearly all of Idaho and parts of western Montana and western Wyoming. Sometimes the Pacific Northwest is defined as being the Northwestern United States, wholly in the United States.