What Do Red Blood Cells Do?

A type of blood cell that is made in the bone marrow and found in the blood. Red blood cells contain a protein called hemoglobin, which carries oxygen from the lungs to all parts of the body.

What is the main function of the red blood cells?

What Is the Function of Red Blood Cells? Red blood cells carry oxygen from our lungs to the rest of our bodies. Then they make the return trip, taking carbon dioxide back to our lungs to be exhaled.

What are the 2 functions of a red blood cell?

Red blood cells (RBCs), also known as erythrocytes, have two main functions:
  • To pick up oxygen from the lungs and deliver it to tissues elsewhere.
  • To pick up carbon dioxide from other tissues and unload it in the lungs.
Marcus Vance

Marcus Vance

Cybersecurity & Digital Privacy Researcher

Marcus Vance is a cybersecurity auditor and technology writer dedicated to educating the public about online safety, data privacy regulations, enterprise security, and emerging cyber threats.