Parts of Mediastinum and their contents

Question 1

What are contents of the sup. mediastinum?

Answer 1

1. Trachea
2. Brachiocephalic v.
3. Thymus (in adult)
4. Aortic arch
5. Esophagus
6. Thoracic duct

Question 2

What are contents of middle mediastinum?

Answer 2

1. Heart
2. Ascending aorta
3. Pulmonary trunk
4. Pulmonary veins
5. Phrenic nerves

Question 3

What are contents of the ant. mediastinum?

Answer 3

1. Smaller vessels and nerves
2. Fat and connective tissue
3. Thymus (only in child)

Question 4

What are contents of the post. mediastinum?

Answer 4

1. Esophagus
2. Vagus nerves
3. Descending aorta
4. Thoracic duct
5. Symp. trunks