Externally, the Posterior and Inferior Portions of the Left and Right

Question

Externally, the posterior and inferior portions of the left and right ventricles form the ________.
A) sternocostal surface
B) right border
C) left border
D) diaphragmatic surface
E) superior border

Accepted Answer

The diaphragmatic surface is the inferior surface of the heart, which is formed by the posterior and inferior portions of both ventricles.