Animal organisation - transport systems - AQA

1

Why do multicellular organisms need a transport system?

2

Which path describes the movement of oxygenated blood?

3

Which statement is true of pulmonary circulation?

4

Which type of blood cell does not have a nucleus?

5

Which type of blood cell produces antibodies?

6

Which statement is true of the heart beat?

7

Which statement best describes a vein?

8

What is a stent?

9

A patient is warned that their cholesterol levels are high. Which statement is correct?

10

An elite athlete's cardiac output is measured as 35 dm3 per minute. If his measured heart rate is 180 beats per minute, what is his stroke volume?