Other questions in this quiz

2. What is dissociation?

  • When the Fe2+ molecules are released from the haem groups
  • When the oxygen is released from the oxyhaemoglobin
  • When the Fe2+ join the haem groups
  • When oxyhaemoglobin is formed.

3. What are erythrocytes?

  • Plasma molecules
  • Red blood cells
  • White blood cells
  • Proteins found in tissue fluid

4. What is confirmational change?

  • When the shape of the haemoglobin changes due to a change in the pO2
  • When the shape of the haemoglobin changes.
  • When the shape of the haemoglobin changes once the first oxygen molecule has associated
  • When the shape of the haemoglobin changes in order to encourage oxygen molecules to associate with it

5. What is oxygen tension/partial pressure?

  • The amount of oxygen in the tissue fluid
  • The amount of oxygen in the tissue surrounding the erythrocytes
  • The amount of oxygen in the blood
  • The amount of oxygen in the blood plasma

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