left ventricle

US /ˌleft ˈven.trɪ.kl̩/
UK /ˌleft ˈven.trɪ.kl̩/
"left ventricle" picture
1.

the chamber of the heart that receives oxygenated blood from the left atrium and pumps it to the aorta and then to the rest of the body

:
The left ventricle is responsible for pumping blood to the entire body.
A strong left ventricle is crucial for cardiovascular health.