Blood

Blood is an important fluid that keeps us alive. We cannot live without it. The heart pumps blood to all parts of the body and brings them oxygen and food. At the same time blood carries all the substances we don’t need away from us. Blood fights infections, keeps our body temperature the same and carries chemicals that control body functions. Finally, blood has substances that repair broken blood vessels so that we don’t bleed to death.

Contents : 10  pages

• Introduction
• What blood is made of
• The circulatory system
• Blood supply
• Blood groups
• Blood transfusion
• Blood diseases
• Exercises
• Key

Downloadable Sample of the Full Module (Not Printable) :

• Blood  - Text  (PDF  341  KB)
  
• Blood   - Exercises  (PDF  143  KB)