Mediastinum Definition Anatomy

The mediastinum is a division of the thoracic cavity. For clinical purposes it is traditionally divided into the anterior middle posterior and superior regions.

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Mediastinum the part of the thoracic cavity between the lungs that contains the heart and aorta and esophagus and trachea and thymus.

Mediastinum definition anatomy. The organs in the mediastinum include the heart and its large veins and arteries the trachea the esophagus the bronchi and lymph nodes. Mediastinum definition a median septum or partition between two parts of an organ or paired cavities of the body. The mediastinum is the area in the chest between the lungs that contains the heart part of the windpipe the trachea the esophagus and the great vessels including the ascending aorta the large artery which carries blood from the left ventricle of the heart on its way to the rest of the body and right and left pulmonary arteriesessentially all.

It completely separates the two pleural cavities by being placed longitudinally between them in a median sagittal position. Bodily cavity cavum cavity anatomy a natural hollow or sinus within the body. The mediastinum is the central compartment of the thoracic cavity surrounded by loose connective tissue as an undelineated region that contains a group of structures within the thorax.

The area between the lungs. The mediastinum contains the heart and its vessels the esophagus the trachea the phrenic and cardiac nerves the thoracic duct the thymus and the lymph nodes of the central chest. The mediastinum or mediastinal cavity is a visceral compartment of the thoracic cavity.

The organs in the mediastinum include the heart and its large veins and arteries the trachea the esophagus the bronchi and lymph nodes. Mediastinum testis a partial septum of the testis formed near its posterior border by a continuation of the tunica albuginea. Mediastinum definition the mediastinum is an undefined anatomic space between the lungs that comprises a group of structures within the thorax and principal tissues of the chest excluding the lungs.

Mediastinum definition is the space in the chest between the pleural sacs of the lungs that contains all the tissues and organs of the chest except the lungs and pleurae. This space with its contents. It contains the heart thymus gland portions of the esophagus and trachea and other structures.

Mediastinal Pleura Anatomy Britannica