UNIT 1ª: THE NUTRITION
Living thing are born, they grow and then die.
The life processes of living things are nutrition, sensitivity and reproduction.
NUTRITION we need food for our bodies to grow.
Living thing are born, they grow and then die.
The life processes of living things are nutrition, sensitivity and reproduction.
NUTRITION we need food for our bodies to grow.
Different body systems carry out the function of nutrition:
1) The digestive system: it vchanges food into substances for our bodies to grow and carry out life processes.
2) The circulatory system: it moves blood around our bodies and collects waste substances.
3) The respiratory system: it takes the oxygen your body need and also releases carbon dioxide gas(a waste substance).
4) The excretory system: it eliminate the other substance.
THE DIGESTIVE SYSTEM:
Digestion is the process in which food changes into nutrients.
1) The digestive system: it vchanges food into substances for our bodies to grow and carry out life processes.
2) The circulatory system: it moves blood around our bodies and collects waste substances.
3) The respiratory system: it takes the oxygen your body need and also releases carbon dioxide gas(a waste substance).
4) The excretory system: it eliminate the other substance.
THE DIGESTIVE SYSTEM:
Digestion is the process in which food changes into nutrients.
The digestive system is a tube made up of different parts: mouth( with teeth and salivary glands), pharynx, oesophagus, stomach,small intestine and large intestine.
