THE DIGESTIVE SYSTEM
Our body needs NUTRIENTS. We get nutrients from the FOOD we eat.
The digestive system breaks down the food and absorbes its nutrients.
Nutrients go to the rest of the body through the BLOOD.
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THE RESPIRATORY SYSTEM
Our body needs OXYGEN. We get oxygen from the air we breathe into our lungs.
Our heart pumps the oxygen from the lungs to the rest of the body through the blood.
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THE CIRCULATORY SYSTEM
The circulatory system transports OXYGEN and NUTRIENTS around the body through the BLOOD.
Our heart pumps the blood.
THE EXCRETORY SYSTEM
The excretory system eliminates LIQUIDS we do not need.
REMEMBER: All the BODY SYSTEMS work at the same time.
¡Ponte a prueba!
Realiza las siguientes actividades. Cuando hayas acabado, pulsa en TERMINADO. Después pulsa en COMPROBAR MIS RESPUESTAS y ...¡hecho! Ya puedes ver cómo te ha salido.
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