More cards in this set

What are the advantages of a double circulatory system?

Why does the blood pressure vary in the arteries?

Why is the blood pressure higher in the arteries than in the veins?

Why does the blood pressure in the capillaries need to be low?

What are the causes and consequences of osteoporosis?

Explain why all unborn babies have a 'hole in the heart'?

Describe the process of blood clotting?

Name the two types of agglutinin in the blood?

Explain the process of agglutination?

How does the respiratory system protect itself against disease?