Neck pain often arises from tight neck muscles that pull the neck vertebrae slightly out of alignment, called subluxation, which then impinge on sensory nerves entering the spine between these vertebrae. These sensory nerves relay that information back to the brain setting off the alarm in the form of pain.
Wrist Bending. Forward bending of your wrist is called flexion. This motion is needed for daily activities such as styling your hair, writing, getting dressed, using a screwdriver and lifting heavy objects. Normal wrist flexion is approximately 70 to 90 degrees.
Normal wrist motion has a range of flexion and extension as 65-70 degrees.Radial deviation wrist motion is 20 degrees and ulnar deviation is 40 degrees. Out of total deviation, carpal bones contribute about 10 degrees of rotation while rest is contributed by forearm [about 140 degrees].The wrist motion is as a result of complex arrangements between the two carpal rows.Wristâs versatility mostly is due to the intercalated three-bone system of the proximal carpal row. During flexion and extension, each carpal row angulates to equal extent in the same direction.he wrist motion is as a result of complex arrangements between the two carpal rows. Wristâs versatility mostly is due to the intercalated three-bone system of the proximal carpal row. During flexion and extension, each carpal row angulates to equal extent in the same direction.