Which of the following terms is mismatched with its description?

A) Endocardium - covers the inner surfaces of the heart
B) Myocardium - cardiac muscle
C) Trabeculae carneae - found on the interior walls of ventricles
D) Pectinate muscles - muscles that close valves
E) Chordae tendineae - connective tissue strings that connect to cusps of valves

Trabeculae Carneae

Muscular ridges and columns found inside the ventricles of the heart, which help strengthen and support its walls.

Pectinate Muscles

Internal ridges of myocardial tissue in the atria of the heart, particularly pronounced in the right atrium.

Chordae Tendineae

Tendinous strands running from the papillary muscles to the atrioventricular valves.