QUESTION 5     The following table shows the pressure of blood as it moves through arteries as the heart is contracting. A person can be placed into different categories based on their blood pressure.                   Category Blood pressure (mmHg) Optimal blood pressure 120 Normal blood pressure 130 Mild hypertension 152 Severe hypotension 181    

5.3 Present the information in the above table into a suitable graph. (5)

1.5 The arrows in the diagram show the movement of oxygen and carbon dioxide between body cells and the blood in the capillaries. (1)         Right click on the button to open the diagram in a new window.           Through which process does the oxygen move from the blood to the cells?  

3.2 What causes the blood pressure in arteries to be higher compared to the other types of blood vessels.  (2)

  QUESTION 2     The diagram below shows a section through the heart.           Right click on the button to open the diagram in a new window.           Provide lables for A – E. (5)         A       B       C       D       E    

Raleigh O’Reilly, a recently appointed judge, serves as a federal appellate judge who is from Florida and has worked there all her life. Raleigh O’Reilly is likely to be a judge on:

4.4 Why would the next stage be to test the therapy in pigs and not directly in humans? (2)

How do the flow of energy and the flow of nutrients differ?

The compounds produced in photosynthesis are the reactants that are needed for aerobic cellular respiration.

Florida bay is under stress from the lack of freshwater able to flow south through the Everglades.