4 Questions
Which structures are found in the mediastinum?
The thymus and heart
What is the superior boundary of the mediastinum?
The thoracic outlet and the root of the neck
What is the anterior boundary of the mediastinum?
The sternum
What is the posterior boundary of the mediastinum?
The vertebral column
Study Notes
Mediastinum Structures and Boundaries
- The mediastinum contains various structures, including the trachea, esophagus, thoracic aorta, pulmonary arteries and veins, phrenic nerves, and lymph nodes.
- The superior boundary of the mediastinum is the thoracic inlet, a transverse plane that passes through the superior aperture of the thorax.
- The anterior boundary of the mediastinum is the sternum, which includes the manubrium, body, and xiphoid process.
- The posterior boundary of the mediastinum is the thoracic vertebral column, including the bodies of the thoracic vertebrae and the intervening intervertebral discs.
Test your knowledge of the mediastinum with this quiz! Explore the anatomy and contents of this crucial area between the sternum and vertebral column.
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