The right atrium is where the blood enters the heart.
Atrium (top camber) deliver blood to the ventricle(bottom camber).
If the waste is CO2 then it would be the right atrium.
Deoxygenated Blood
The left atrium is the chamber that receives oxygenated blood returning from the lungs.
The left side of the heart contains oxygen-rich blood. The right side of the heart contains deoxygenated blood.
The left ventricle is the heart chamber that pumps the blood through the aorta to the rest of the body.
the right side of the heart contains deoxygenated blood.
Deoxygenated Blood
Left atrium.
It enters the right chamber called right atrium
Yes and no. When a valve is open, it is allowingblood to enter the heart's chambers. When a valve is closed, it is preventing blood from entering a chamber.
the heart
The right chamber pumps blood to the lungs to get oxygen.
The left atrium is the chamber that receives oxygenated blood returning from the lungs.
Valves prevent the flow of blood into the wrong chamber or its backflow.
The left side of the heart contains oxygen-rich blood. The right side of the heart contains deoxygenated blood.
Blood returning from the body systemic circulation first enters which chamber of the heart?
The left ventricle is the heart chamber that pumps the blood through the aorta to the rest of the body.
Heart blood vessels is what collects blood and pumps it to the lower chamber. This is what keeps the heart in working function.