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 that include the subscapularis and supraspinatus, which cause medial rotation and abduction of the arm, as well as the infraspinatus and teres minor, which together cause lateral rotation of the arm, all at the shoulder. To unlock this lesson you must be a Study.com Member.