alveoli
5 chambers
Four.
There are four chambers in a human heart.
heart lungs liver arteries
Hollow areas in the heart that receive incoming blood from the lungs and ship it out again are called chambers. The human heart has four chambers.
Human and mammalian hearts have 4 chambers .
None, the atria are chambers of the heart.
The human heart has four chambers. The atria are the upper chambers, and the ventricles are the lower chambers.
It contains 4 chambers
There are four chambers in the human heart. There are two atria (the two upper chambers) and two ventricles (the two lower chambers).
right ventricle