Torso Muscles
Rotatores and Multifidi – Functional Anatomy
Multifidi and Rotatores The anatomy studies and illustrations of the multifidus and rotatores vary a great deal. In general, They…
Extrinsic Back Muscles – Functional Anatomy
Overview Origin posterior axial skeleton Insertion scapulaupper humerus Function retract the scapuladepress & elevate the scapulaRotate the scapula upward and…
Trapezius – Functional Anatomy
Overview Trapezius anatomy is complex. The trapezius is a broad, flat muscle covering the upper back. It is named for…
Latissimus Dorsi- Functional Anatomy
The anatomy of the latissimus dorsi seems simple but ends up attaching to more bones in the back than almost…
Rhomboid Major and Minor Muscles – Functional Anatomy
Rhomboid Muscles The anatomy of the rhomboid major and minor seems straightforward. These muscles attach the upper thoracic and lower…
Levator Scapula – Functional Anatomy
Levator Scapula - Anterior View Overview The Levator scapula is a ropy extrinsic back muscle that connects the scapula to…
Extrinsic Chest Muscles – Functional Anatomy
The anatomy of the extrinsic chest muscles is more complicated than the first glance suggests. They originate on the front…
Subclavius- Functional Anatomy
The subclavius is a short, thick triangular muscle along the inferior aspect of the clavicle. Origin - first rib Insertion…
Serratus Anterior – Functional Anatomy
Serratus anterior - lateral view Overview The serratus anterior has complex and variable anatomy. It is a broad, flat muscle…
Pectoralis Minor – Functional Anatomy
Overview Pectoralis minor is a fan-shaped muscle in the front of the shoulder. Notably, its anatomy has frequent variations. Basically, it…