Which blood vessels supplies blood to the pericardium, mediastinum, and the diaphragm?

A) ventral thoracic artery
B) internal mammary artery
C) vertebral artery
D) internal maxillary artery

Pericardium

The fibrous sac that surrounds the heart and the roots of the great blood vessels, providing protection and support.

Mediastinum

The central compartment of the thoracic cavity between the lungs, containing the heart, esophagus, trachea, and other structures.

Diaphragm

A major muscle involved in breathing, separating the thoracic cavity from the abdominal cavity.