Types of Cells: Red Blood Cells

What is the main function of red blood cells?

• Regulating body temperature

• Transporting oxygen and carbon dioxide

• Producing insulin

• Digesting food

What is the unique protein found in red blood cells that helps carry oxygen?

• Hemoglobin

• Myoglobin

• Erythropoietin

• Fibrinogen

Where are red blood cells produced in the body?

• Bone marrow

• Liver

• Lungs

• Kidneys

What is the average lifespan of a red blood cell?

• 120 days

• 180 days

• 90 days

• 150 days

What is the shape of a red blood cell?

• Triangle

• Biconcave disc

• Square

• Circle