Maintaining internal environments

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Question 9
Medium

The graph below shows the mass of protein in the urine plotted against the Mean Arterial Pressure (MAP) for eight patients.

Mass of protein in urine against Mean Arterial Pressure

a.

What does the graph show about the relationship between Mean Arterial Pressure and the mass of protein in the urine?

[1]
b.

A patient has a Mean Arterial Pressure of 110 mmHg110\text{ mmHg}110 mmHg. They produce 800 cm3800\text{ cm}^3800 cm3 of urine in 24 hours.

Calculate the concentration of protein in this patient's urine using the line of best fit.

[3]

Maintaining internal environments Questions

  1. GCSE
  2. /Biology
  3. /Maintaining internal environments