Leg Paralysis in Dogs. Also see professional content regarding limb paralysis. Paralysis of a leg often results from damage to the peripheral spinal nerves. Paralysis of a front leg is usually associated with injury to the nerve roots in the neck or shoulder, or injury to the radial, median, or ulnar nerve in the leg. Paralysis of a hind leg is usually associated with injury to the nerve roots in the lower back or tailbone, or the femoral, sciatic, peroneal, or tibial nerve in the leg. Paralysis of a leg may be temporary or permanent.
The next most abundant gas is (3) water vapor. Water vapor varies in concentration in the atmosphere both spatially and temporally. The highest concentrations of water vapor are found near the equator over the oceans and tropical rain forests.
The gas that shows the most variation from place to place and from time to time in the lower atmosphere is: water vapor (H2O) The only substance near the earth's surface that is found naturally in the atmosphere as a solid, liquid, and a gas is: water The most abundant greenhouse gas in the earth's atmosphere is: