The main structural distinction between the left atrium and the right atrium is that the left atrium has the _____, and the right atrium does not.%0D%0A%0D%0A(1 point)%0D%0AResponses%0D%0A%0D%0Aauricle%0D%0A%0D%0Aauricle%0D%0A%0D%0Apectinate muscles%0D%0A%0D%0Apectinate muscles%0D%0A%0D%0Acardiac muscles%0D%0A%0D%0Acardiac muscles%0D%0A%0D%0Achordae tendinae
1 answer
The main structural distinction between the left atrium and the right atrium is that the left atrium has the auricle, and the right atrium does not.