The serous fluid that helps in cardiac function is located
A) inside the heart's chambers.
B) between the parietal pericardium and the sternum.
C) in the pericardial cavity, between the parietal and visceral pericardial layers.
D) between the visceral pericardium and the cardiac muscle.

Question

Quizplus · Accepted Answer

The serous fluid is located in the pericardial cavity, which is the space between the parietal and visceral layers of the pericardium. This fluid reduces friction between the heart and surrounding structures during heartbeats.

The Serous Fluid That Helps in Cardiac Function Is Located