four
four chambers
The fetal pig has a four-chambered heart and not three-chambered. The chambers are divided between the upper and the lower chambers.
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
There are four chambers in the human heart. There are two atria (the two upper chambers) and two ventricles (the two lower chambers).
It contains 4 chambers
the human heart contains four chambers and it is the ventricles (the two lower chambers) that do the pumping
4