The name Alana is a Celtic baby name. In Celtic the meaning of the name Alana is: meaning harmony, stone, or noble. American Meaning: The name Alana is an American baby name. In American the meaning of the name Alana is: meaning harmony, stone, or noble.aelic Meaning: The name Alana is a Gaelic baby name. In Gaelic the meaning of the name Alana is: This name of uncertain origin may be a feminine form of Man, or derived from the Irish Gaelic word for 'child'.
Substantia nigra is Latin for black substance, reflecting the fact that parts of the substantia nigra appear darker than neighboring areas due to high levels of neuromelanin in dopaminergic neurons.It was discovered in 1784 by Felix FÃ©lix-vicq'D, azyr And Samuel thomas Von soemmerring sÃ¶mmerring alluded to this structure. in 1791he most prominent function of the pars compacta is motor control, though the substantia nigra's role in motor control is indirect; electrical stimulation of the substantia nigra does not result in movement, due to mediation of the striatum in the nigral influence of movement.
Inferior fibers of the trapezius. The superior or upper (or descending) fibers of the trapezius originate from the spinous processes of C7, the external occipital protuberance, the medial third of the superior nuchal line of the occipital bone (both in the back of the head), and the ligamentum nuchae.