Eventually, the bronchi become known as bronchioles â the smallest air tubes in the lungs. This system of air tubes can be thought of as an upside down tree, with the trachea being the main trunk and the bronchi and bronchioles being the branches. The medical term for all the air tubes is 'the respiratory tract'.
An injury to the vertebrae or discs in your neck can cause pain, numbness, or weakness in your shoulder, arm, wrist, or hand because the nerves that extend out from between the neck provide sensation and allow for movement in these areas.
Vitamins E, B1, B6, B12 and niacin are essential for healthy nerve function. A lack of B12 can lead to pernicious anaemia, an important cause of peripheral neuropathy. However, too much B6 can also cause tingling in the hands and feet. Alcoholism. Alcoholics are more likely to have vitamin deficiencies because of poor dietary habits. Itâs also possible that alcoholism can cause nerve damage.