red blood cells

Front

What is the primary function of red blood cells?

Back

To transport oxygen from the lungs to the body's tissues and carry carbon dioxide back to the lungs.

Front

What protein is found in red blood cells that binds to oxygen?

Back

Hemoglobin.

Front

How do red blood cells differ from other cells in the body?

Back

Red blood cells lack a nucleus and have a biconcave shape.

Front

What is the lifespan of a typical red blood cell?

Back

About 120 days.

Front

Where are red blood cells produced in the body?

Back

In the bone marrow.

Front

What is the process called by which red blood cells are formed?

Back

Erythropoiesis.

Front

What is the significance of the biconcave shape of red blood cells?

Back

It increases the surface area for gas exchange and allows flexibility to navigate through blood vessels.

Front

What role do red blood cells play in maintaining pH balance in the blood?

Back

They help transport carbon dioxide, which can affect blood pH levels.

Front

What is the average concentration of red blood cells in a healthy adult's blood?

Back

Approximately 4.5 to 6 million cells per microliter.

Front

What happens to red blood cells as they age?

Back

They become less flexible and are eventually removed by the spleen.