Which of the Following is True Regarding the Mediastinum

Question

Which of the following is true regarding the mediastinum?
A) It is located within the pleural cavity.
B) The lungs are located within the mediastinum.
C) The mediastinum is located to the right of the midline of the sternum.
D) The mediastinum is a space between the lungs.

Accepted Answer

The mediastinum is a space between the lungs, located in the middle of the thoracic cavity. It contains important structures such as the heart, esophagus, trachea, and major blood vessels. Option A is incorrect as the pleural cavity contains the lungs. Option B is also incorrect as the lungs are not located within the mediastinum. Option C is incorrect as the mediastinum is located in the middle of the thoracic cavity, not to one side.