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UuUlnar Nerve: The ulnar nerve provides sensory function to the pinky and ring finger. It takes its name from the ulna, one of the bones of the forearm, in close proximity and along which the nerve is located. Ulnar Neuropathy: A lesion of the ulnar nerve which can cause numbness in the fourth and fifth fingers. This can be confused with a radiculopathy from the eighth cervical (C8) nerve root. Ultrasound: High-frequency sound that is applied as a therapeutic heat treatment in physical therapy rehabilitation. Uncovertebral Joint: The joints in the lower cervical spine from the second to the seventh cervical vertebrae (C2-C7). These are formed by the side projections on the rim of the vertebral bodies. They are independent of the disc and facet joints. Also known as the Joints of Luschka. Unilateral: Pertaining to only one side. Upper Cervical Dysfunction: A restriction or abnormal movement of the top two vertebral joints in the neck following a neck injury. A common cause of headaches. |
