Definition, Meaning & Synonyms

atria

Noun
/ˈeɪ.tri.ə/
Definition
The plural form of atrium, which refers to the two upper chambers of the heart that receive blood from the veins.
Examples
  • The right atrium receives deoxygenated blood from the body.
  • The left atrium receives oxygen-rich blood from the lungs.
  • Problems with the atria can lead to various heart conditions.
Meaning
Atria are the two upper chambers in the heart that play a crucial role in transporting blood to the lower chambers (ventricles). They ensure that oxygen-depleted blood from the body and oxygen-rich blood from the lungs enters the heart for circulation.
Synonyms
  • chambers
  • rooms
  • cavities