This liquid water travels the earth constantly in the water cycle. Humans largely influence the water cycle today, be it quantitatively, by using large parts of the water available, or be it qualitatively, by changing the quality of water (e.g. pollution).
Pain due to nerve root compression has certain characteristics: * it tends to follow a dermatomal distribution * it may be accompanied by paresthesia (para, abnormal + aisthesis, sensation, abnormal sensation such as pricking or tingling; heightened sensitivity) or sensory loss in a dermatomal distribution
In the case of syringomyelia, the syrinx can expand and elongate over time, destroying the spinal cord. Since the spinal cord connects the brain to nerves in the extremities, this damage may result in pain, weakness, and stiffness in the back, shoulders, arms, or legs.Other symptoms may include headaches and a loss of the ability to feel extremes of hot or cold, especially in the hands.ince the spinal cord connects the brain to nerves in the extremities, this damage may result in pain, weakness, and stiffness in the back, shoulders, arms, or legs. Other symptoms may include headaches and a loss of the ability to feel extremes of hot or cold, especially in the hands.