About 4 i think
There are four chambers in a human heart.
It has 4 chambers in the human heart
The human heart has four chambers. The atria are the upper chambers, and the ventricles are the lower chambers.
There's 4 heart chambers in a human, which is a mammle
Human and mammalian hearts have 4 chambers .
four
Four
There are four chambers in the human heart. There are two atria (the two upper chambers) and two ventricles (the two lower chambers).
gorillas have a heart with 4 chambers and a blood system that uses hemoglobin
The dog's circulatory system is quite similar to that of humans. The heart has four chambers. The two upper chambers are the left and right atria, while the stronger, lower chambers are the right and left ventricles.
It contains 4 chambers
the human heart contains four chambers and it is the ventricles (the two lower chambers) that do the pumping