Red Blood Cells and Oxygen Transport

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Questions and Answers

What is the main function of red blood cells?

  • Produce antibodies
  • Destroy pathogens
  • Produce platelets
  • Carry oxygen for respiration (correct)

What is the function of haemoglobin in red blood cells?

  • Neutralize toxins
  • Bind oxygen for transport (correct)
  • Engulf pathogens
  • Produce blood clotting factors

What is the role of platelets in the body?

  • Bind oxygen for transport
  • Cause blood to clot (correct)
  • Produce antibodies
  • Engulf pathogens

Why do red blood cells lack a nucleus?

<p>To make room for haemoglobin (D)</p> Signup and view all the answers

What is the main function of white blood cells?

<p>Identify and destroy pathogens (D)</p> Signup and view all the answers

Why are red blood cells adapted to have a biconcave shape?

<p>To increase surface area for diffusion (C)</p> Signup and view all the answers

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