Anatomy Chest Wall

The chest wall protects the heart lungs and liver provides a flexible skeletal framework to stabilize the actions of the shoulder and arm and promotes respiratory movement all while reliably delivering more than 20000 breaths a day. It is made up of the manubrium superiorly the body and the xiphisternum figure 1.

Introduction To Chest Wall Reconstruction Anatomy And

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Anatomy chest wall. Studied the anatomy of the breast its topography innervation vascularization and lymphatic drainage and correlated the anatomical data with the classification of lymph node groups that is frequently utilized by mastologists. This mri chest thorax axial cross sectional anatomy tool is absolutely free to use. Chest wall anatomy the chest is considered to be the area between the neck and the abdomen and contains many major organs as well as muscle groups.

The serratus anterior as its name suggests consists of multiple muscle slips that run along the anterolateral chest wall see figure 1 for surface anatomy. Chest wall dysfunction is associated with significant morbidity and rapid life threatening consequences. The thoracic wall consists of the osseo cartilaginous throacic cage the interconnecting muscles the muscles on top the fascia the nerves and vasculature the subcutaneous tissue the skin and the mammary glands that lie within the subcutaneous tissue.

The palpable midline sternum is variable in size and shape. The chest wall is formed from the sternum anteriorly 12 pairs of ribs costal cartilages and intercostal muscles laterally and the thoracic vertebrae posteriorly. At the neck the chest is attached by the three scalene muscles the intercostal muscles and the muscles eminating from ribs 1 and 2 to the vertebral bodies 17.

The chest wall is supplied by the posterior intercostal arteries arising from the aorta the internal thoracic and the highest intercostals given off the subclavian artery and the branches of the axillary artery. Anatomy of the thoracic wall. The skeleton of the thoracic wall is formed by the twelve thoracic vertebra posteriorly.

It originates from the upper borders. The chest wall has 10 layers namely skin superficial fascia deep fascia serratus anterior layer for ribs containing intercostal muscles and endothoracic fascia from superficial to deep. However the muscular layers vary according to the region of the chest wall.

Some of the chest wall muscles can be used as helpful anatomical landmarks.

Anatomy Of The Breast Axilla Chest Wall And Related