1. The right upper chamber of the heart that receives blood from the venae cavae and coronary sinus
   - right atrium, right atrium of the heart

Type of: atrium cordis, atrium of the heart

• paralinguistic communication
• Paralipomenon
• paralipsis
• Paralithodes
• Paralithodes camtschatica
• parallax
• parallel
• parallel axiom
• parallel bars
• parallel circuit
• parallel interface
• Parallel Lives
• parallel of latitude
• parallel operation
• parallel port
• parallel processing
• parallel-park
• parallel-veined leaf
• parallelepiped
• parallelepipedon
• parallelise
• parallelism
• parallelize
• parallelogram
• parallelopiped