YR1_T2_LSN3

• Science
• Middelbare school
• havo, vwo
• Leerjaar 1

HAVE READY

• YOUR TEXTBOOK
• YOUR NOTEBOOK
• A PEN/MARKER
• YOUR COMPUTER (JOIN THIS LESSONUP) 

HW CHECK

CHECK YOUR HW AND SHOW YOUR WORK

Which question should be discussed?

GROWTH & REPAIR

ENERGY

STAYING HEALTHY

PROTEINS

CARBOHYDRATES

FATS

MINERALS

WATER

FIBRE

VITAMINS

TOPIC 2: Being in the world 

In this topic you will learn about food chains, molecules in food, the digestive system, combustion inside and outside the body.

p. 45-89

TOPIC 2.3: DIGESTION

Knowledge:

• I know the steps of the digestive system
• I know the three different types of teeth and what they are used for.

Language:

• I know which organs the food goes through and what happens in those organs with the food

Skills:

• I understand the difference between a carnivore, omnivore and herbivore and can recognize them by their teeth

TOPIC 2.3: DIGESTION

• Ingestion
• Digestion
• Absorption
• Egestion
• Enzymes
• Carnivore
• Herbivore
• Omnivore

p.64-75

rectum

liver

mouth

stomach

oesophagus

large intestine

small intestine

INGESTION

• With your mouth you bit and chew your food. You ingest the food.
• This helps to break your food into smaller pieces and mix it with saliva.
• You do this in your mouth and with your teeth. 
• Food moves onto your oesophagus.
• Your saliva contains enzymes that help to start the digestion of your food. 

p.64-66

DIGESTION

• Digestion is the process of breaking 

       down large molecules into smaller ones. 

• The organs that do this are called 

        your digestive system.

• Enzymes are molecules that help break 

      down your food.

• Most digestion with enzymes happens in 

      the oesophagus, stomach and small intestine.

• The liver helps to make a bile, it is stored in your 

        gall bladder. This helps break down fats which helps with digestion.

p.64-66

ABSORPTION

• After most of the digestion is done , the nutrients move on to be absorbed.
• Most nutrients are absorbed in the  small intestine. 
  
• Water and a few final vitamins are absorbed in the large intestine. 

   

p.64-66

Egestion

• Anything your body cannot absorb is combined to form faeces. (scientific work for poop)
• This faeces is moved towards your rectum and stored there till you go to the toilet. When it is egested. 

p.64-66

TEETH:

• INCISORS
• CANINES
• PREMOLARS
• MOLARS

• CHILD HAS 20
• ADULT HAS 32

What should you be eating?

• 150-200 gram groente
• 2 porties fruit (200 gram)
• 3-5 bruine / volkoren boterhammen of ander volkorenbrood voor meisjes en 3-6 voor jongens
• 3-5 opscheplepels volkoren graanproducten of aardappelen
• 1 portie peulvruchten / vis / ei / vlees. Bekijk het weekadvies hieronder
• 25 gram ongezouten noten
• 3 porties zuivel(alternatieven). 1 portie is 150 milliliter of gram
• 20 gram kaas
• 30-40 gram oliën en vetten voor meisjes en 30-45 gram voor jongens
• 1-1,5 liter dranken 

FOOD TABLES

Shows:

Quantities: amounts

Calories: energy in the food

Daily value: recommended amount of that nutrient per day

INDICATORS

Indicators show (indicate) if a certain substance is present or not, usually by changing colour.

TOPIC 2.3: DIGESTION

Knowledge:

• I know the steps of the digestive system
• I know the three different types of teeth and what they are used for.

Language:

• I know which organs the food goes through and what happens in those organs with the food

Skills:

• I understand the difference between a carnivore, omnivore and herbivore and can recognize them by their teeth