Definition/Description. Trapezius Myalgia is chronic pain of the upper trapezius muscle, most frequent is neck pain. It is a complex and multifactorial condition. Musculoskeletal pain is often intensifying by mental and social stress at home or work.
A hadron, in particle physics, is any subatomic (smaller than the atom) particle or antiparticle which is made of quarks. Quarks are fundamental particles which among other properties have an electrical charge and a name (e.g. 'up', 'down', 'strange'). The electrical charge of a single quark is always a fraction (e.g. 2/3).
Nephrons are tiny structures that remove wastes from blood and produce urine. The nephrons filter wastes tn stages. First, both wastes and needed material such as gluc â¦ ose, are filtered out of the blood. Then, much of the needed material is returned to the blood, and the wastes are eliminated from the body.