Understanding Sickle Cell Anemia

What is the primary function of red blood cells in the human body?

• To digest food

• To produce hormones

• To carry oxygen to tissues

• To fight infections

What causes the red blood cells to become sickle-shaped in sickle cell anemia?

• A deficiency in iron

• A mutation in the beta globin gene

• An excess of white blood cells

• A lack of vitamin B12

Which protein is affected by the genetic mutation in sickle cell anemia?

• Myoglobin

• Insulin

• Hemoglobin

• Collagen

Which of the following is a common symptom of sickle cell anemia?

• Rapid weight gain

• High blood pressure

• Frequent urination

• Episodes of pain

Which populations are at a higher risk for sickle cell anemia?

• People with ancestors from East Asia

• People with ancestors from Australia

• People with ancestors from Northern Europe

• People with ancestors from sub-Saharan Africa and the Mediterranean