What does the acid in the stomach do?
Mixes food
Dissolves food
Nothing
True or False: The lungs absorb oxygen from the air and pass it to the blood
True
What does the diagram do?
Contract to push air out the lungs
Nothing
Fart
What passes through the small intestine?
Water
Nothing
Nutrients
True or False: What is tissue? The same type of cells group together
True
What do stomach muscles do?
Nothing
Mix food
Eliminates water
What are organs made of?
Tissues
True or false: Carbon dioxide passes from the blood to the lungs
True
What does the respiratory system helps us do?
Breathe
Food travels down a tube called?
Esophagus
What is the main function of the digestive system?
Process nutrients
What does the large intestine do?
Absorbs water from the food the body can't digest
Nothing
Processes nutrients
True or false: The air travels down a tube to the lungs
True
Where does air enter in our bodies?
Through our nostrils
True or False: Humans are made of cells, tissues and organs
True