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What´s the name of the process where food particles are broken down into nutrients so that they can be absorbed by blood and give energy to our body?
Digestion
What´s the first stage of digestion?
Chewing
What´s the name of the liquid that starts the digestion?
Saliva
What´s the name of the tube where food travels down to the stomach?
Esophagus
In the stomach food is mixed with a liquid called...
gastric juices
In the small intestine the food is mixed with two liquids called...
bile and pancreatic juice
Which organ produces the bile?
The liver
What´s the name of the liquid that produces the pancreas?
pancreatic juice
What´s the name od the solid waste?
faeces
What´s the very last part of the digestive system?
The rectum
The nutrients can be divided into two different groups called...
macronutrients and micronutrients
The macronutrients that our body needs are...
Carbohydrates, fats, proteins
THe nutrientes that are called micronutrients are...
vitamins and minerals
What is the function of the excretory system?
to expel waste substances from our bodies
THe excretory system is made up of...
urinary system and sweat glans
The liquid formed by waste and excess of water is called
urine
