Which veins drain blood from the diaphragm?

A) hepatic veins
B) renal veins
C) adrenal veins
D) phrenic veins

Phrenic Veins

Veins that drain blood from the diaphragm, important for the return of blood to the heart.

Diaphragm

A dome-shaped, muscular partition separating the thorax from the abdomen in mammals, playing a major role in breathing as its contraction increases the volume of the thorax and so inflates the lungs.