Trapezius Muscle Posterior. The Trapezius has a trapezoidal-shape and it is a part of the posterior thorax (chest). A trapezoid is a quadrilateral with at least two parallel sides.The right and left Trapezius (which are triangular in shape) and are also flat muscles form a trapezium. It is a large superficial (close to the skin) muscle located at the back of the neck and the upper part of the thorax (chest).
Recorded in many forms as shown below, this is a Scottish and Irish, surname. It originates from the pre 9th century Norse-Viking name Rogn-valdr, which translates as wise-counsel or perhaps wise God, a meaning which no doubt increased its popularity.
Another origin of the surname Dunn is from the Middle English dunn, meaning dark-coloured; this name originated as a nickname for one with dark hair or skin.Another origin is from a habitative name, derived from Dun in Angus, Scotland; this place name is derived from the Scottish Gaelic dun, dÃ¹n meaning. forthis page or section lists people with the surname Dunn. If an internal link intending to refer to a specific person led you to this page, you may wish to change that link by adding the person's given name (s) to the link.