Human Heart Anatomy and Physiology Quiz

Near the middle of the thoracic cavity, above the diaphragm, and between the lungs.

Around 300 grams.

Four chambers: two atria and two ventricles.

<p>The space in between the two layers of the pericardium is filled with pericardial fluid, which prevents friction as the heart moves.</p> Signup and view all the answers

<p>Fibrous pericardium, which is made up of dense irregular connective tissue.</p> Signup and view all the answers