Rhomboid muscle
Encyclopedia
The rhomboid muscles, often simply called the rhomboids, are rhombus
-shaped muscles associated with the scapula
and are chiefly responsible for its retraction. There are two rhomboid muscles:
Rhombus
In Euclidean geometry, a rhombus or rhomb is a convex quadrilateral whose four sides all have the same length. The rhombus is often called a diamond, after the diamonds suit in playing cards, or a lozenge, though the latter sometimes refers specifically to a rhombus with a 45° angle.Every...
-shaped muscles associated with the scapula
Scapula
In anatomy, the scapula , omo, or shoulder blade, is the bone that connects the humerus with the clavicle ....
and are chiefly responsible for its retraction. There are two rhomboid muscles:
- Rhomboid major muscleRhomboid major muscleThe rhomboid major is a skeletal muscle on the back that connects the scapula with the vertebrae of the spinal column. In human anatomy, it acts together with the rhomboid minor to keep the scapula pressed against thoracic wall and to retract the scapula toward the vertebral column.-Structure:The...
- Rhomboid minor muscleRhomboid minor muscleIn human anatomy, the rhomboid minor is a small skeletal muscle on the back that connects the scapula with the vertebrae of the spinal column....