Left and right atrium
Left and right ventricle
The upper two chambers are called the Atriums, the lower ones care called the Ventricles.
The human heart is most often divided into 4 pieces called chambers 2 parts
i think it is 4 chambers in the Human Heart
The bird's heart has 4 chambers.
4 heart chambers
The sharks heart has two chambers.
There are 4 chambers to the heart.
no. the heart only has 4 chambers
Penguins have 4 chambers in their heart.
4 hobbits in the fellowship (Horse Isle) WiseLeadMare (dun/grey)
A cats heart has four chambers, like humans.
A sheep heart has four chambers.
There are 4 chambers in a bird's heart.