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

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

Internal Mammary Artery

A major artery running along the inside of the chest wall, often used as a graft in coronary artery bypass surgery.

Pericardium

The double-walled sac containing the heart and the roots of the major blood vessels, with fluid that reduces friction during heart beats.

Mediastinum

The central compartment of the thoracic cavity, surrounded by loose connective tissue, that contains the heart, trachea, esophagus, and other structures.