NUTRITION

2. WHAT DO WE NEED
TO FUNCTION ?
THE ROLE OF
NUTRITION:
NUTRIENTS OXYGEN
COVERTED INTO
ENERGY
THE BODY EXPULSE
WASTE SUBSTANCES

4. THE RESPIRATORY
SYSTEM
THE CIRCULATORY
SYSTEM
THE EXCRETORY
SYSTEM
THE DIGESTED
SYSTEM

5. Preparation and elimination the waste substance.
Nutrients pass to the blood through villi and capillaries.
Transform food into nutrients.

12. You have alveoli, it´s here that gas exchange occurs.
Inspiration Expiration
Pulmonary respiration Gas exchange