Give the function of chordae tendinae.

Explanation

**Step-by-Step Solution:**

1. **Definition of Chordae Tendinae**: The chordae tendinae are fibrous cords that connect the papillary muscles to the heart valves, specifically the tricuspid and mitral valves.

2. **Location**: The tricuspid valve is located between the right atrium and the right ventricle, while the mitral valve is situated between the left atrium and the left ventricle.

3. **Function of Chordae Tendinae**: The primary function of the chordae tendinae is to prevent the inversion (or eversion) of the heart valves (cusps) during ventricular contraction.

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