脖子响的科学解释（A scientific explanation of the neck sounds）.docVIP

脖子响的科学解释（A scientific explanation of the neck sounds） Many white-collar friends have this feeling, sitting for a long time, only slightly the neck, neck. I heard a loud hiccup hiccup, give a person a kind of cervical loose feeling vulnerable. But after the neck has sounded, it will feel easier. Many people are not clear about it. So, whats the cause of the neck sound, is there any scientific explanation? To this end, Vokans expert gave his reply. Generally speaking, there are two situations of neck ringing. References / I. The joint of the cervical vertebra rings The cervical vertebra joint sound, also calls the cervical vertebra the snapping sound. There are three main reasons for the ringing of the cervical spine: 1, gas escape Scientists believe that in our joints, there is a liquid called fluid (synovial), which is used to lubricate joints. The synovial fluid contains some gases, such as oxygen, nitrogen and carbon dioxide. These gases form bubbles in the synovial fluid. When we stretch our joints, gas in synovial fluid rapidly away, causing loud belch belch, because the bubble is broken. 2. Displacement of joint When we move our joints, we move the tendon and ligament. When the tendon and ligament back to the original position, sometimes you will hear loud belch belch. This condition is greater for the knee and ankle. The rough contact surface 3, Zao joint caused by arthritis Arthritis destroys cartilage tissue between joints, causing joints to be less smooth. In this case, joint friction can produce a noise. In general, only snapping, looks not red not swollen, do not feel pain, not with disabilities belong to physiological snapping, do not need special treatment, do not have to do too jittery. When the joint moves, the joint surface, between the cartilage pad and the joint surface, between the tendon and the joint capsule and so on, will always have the friction and will make the sound. When accompanied by pain or limited motion of the joints, the patient nee