Colour words in Japanese. Words for colours in Japanese with notes on their etymology and usage. é» / é»ã (kuro / kuroi) / ãã©ãã¯ (burakku). Shades of black and black-related expressions. 1  å¢¨è² (sumi-iro) - ink black. 2  æ¿¡ãç¾½è² (mureba-iro) - jet black. 3  é»é» / é»ã (kuroguro) - deep black. 4  çã£é» / çé» (makkuro) - pitch black.
The rotator cuff muscles are the dynamic stabilizers and movers of the shoulder joint and adjust the position of the humeral head and scapula during shoulder movement. The rotator cuff muscles are anatomically associated with the scapula.
The rotator cuff is a group of muscles and tendons that attach to the bones of the shoulder joint, allowing the shoulder to move and keeping it stable. The tendons of the rotator cuff pass underneath a bony area on their way to attaching to the top of the arm bone.