Muscles
Latissimus Dorsi
Latissimus dorsi (lat) is a large, flat triangular muscle which is also the widest muscle in the human body. It begins in the lower portion of the back and tapers as it ascends to a narrow tendon that attaches to the humerus anteriorly. Due to which the
Psoas Major
Psoas Major is a long fusiform muscle stretching from the sides of lumbar vertebrae to the lesser trochanter of the femur. The enclosing of the Psoas major is a fascial sheath known as Psoas Sheath. Origin The origination of the psoas major muscle takes place from 14
Psoas Minor, Iliacus and Quadratus Lumborum
Psoas Minor The Psoas Minor muscle is present in the bodies of only 50% of the people. If present, it runs in the downward direction, in front of the psoas major. Resembling the plantaris muscle of the leg in create and shape, it is only restricted to
Supraspinatus and Infraspinatus
The Supraspinatus is a relatively small muscle of the upper back that make up the rotator cuff. The supraspinatus and infraspinatus muscles starts from 2 large fossae, 1 above and 1 below the spine, on the posterior surface of the scapula. They create tendons that insert on
Subscapularis
Subscapularis is a bulky triangular muscle, which fills the subscapular fossa. Origin Subscapularis originates from (a) medial 2/3rd of the costal surface of the scapula and (b) tendinous intermuscular septa connected to the ridges on the bone. Insertion The fibres converge laterally into a broad tendon, which
