Chordae tendineae

Definition

Chordae tendineae are thin, cord-like structures that connect the papillary muscles to the tricuspid and mitral valves in the heart. They play a critical role in preventing the inversion of these valves during ventricular contraction.

Related terms

Papillary muscles: Muscles located in the ventricles of the heart that anchor the chordae tendineae.

Mitral valve: A valve in the heart located between the left atrium and left ventricle; it has two cusps and is connected to chordae tendineae.

Tricuspid valve: A valve situated at the opening of the right atrium into the right ventricle, consisting of three cusps and is also connected to chordae tendineae