Blood: Introduction and erythrocytes

1. Which two of the formed elements are not real cells?

  • Platelets and erythrocytes
  • Platelets and leukocytes
  • Leukocytes and erythrocytes
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2. Oxygen poor blood is what colour?

  • Dark red
  • Skarlet

3. The protein 'spectrin' maintains _____________ of the erythrocytes

  • The shape of the nucleus
  • The biconcave shape
  • The shape of the haemoglobin

4. There are over 100 different dissolved solutes in blood plasma

  • True
  • False

5. Maintaining adequate fluid volume in the circulation system through blood proteins that prevent fluid loss is a _______ function of the blood

  • Regulation
  • Protection
  • Distribution


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