beacause the uper chambers puch the blood to the lower chambers throw the valve ana the lower chamber puch the blood to the aorta or the palmonary artry
4
the human heart is divided into four chambers
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.
Penguins have 4 chambers in their heart.
no. the heart only has 4 chambers
it is the heart
The heart of a skate is a one way tube. The skate's tubal heart is divided into the typical four chambers.