Muscular ridges at inner surface of ventricles are called A) Chordae tendinae B) Inter ventricular septum C) Papillary muscle D) Trabeculae carnae

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Muscular ridges at inner surface of ventricles are called A) Chordae tendinae B) Inter ventricular septum C) Papillary muscle D) Trabeculae carnae

Correct option:(D)Trabeculae carnae

Solution:

Trabeculae carneae are the muscular columnar structures prensent in both ventricles and are of irregular shape.
Left ventricle has smooth and finer trabeculae carneae as compared to that of right ventricle