7.4 Digesting food (enzymes)

7.4 Digesting food
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7.4 Digesting food

Slide 1 - Diapositive

Learning objectives
You will learn how food is digested and which organs are involved in the digestion process.




Slide 2 - Diapositive

Why is your stool (poep) brown?
A
Because you eat brown bread.
B
Because it contains brown bacteria.
C
Because it contains substances from discardes blood cells.
D
Because food spoils inside your digestive system.

Slide 3 - Quiz

Energy-rich substances
Building compounds
Protective substances
carbohydrates
proteins
fats
minerals
vitamins
water

Slide 4 - Question de remorquage

Slide 5 - Diapositive

Slide 6 - Diapositive

Digestion (Vertering)
Breaking down nutrients into smaller pieces so they can be absorbed by the blood. 

Enzymes
They 'cut'the large chunks of nutrients into pieces. 

Slide 7 - Diapositive

Slide 8 - Vidéo

Slide 9 - Diapositive

Slide 10 - Diapositive

Slide 11 - Vidéo

Dutch
English

Slide 12 - Diapositive

Peristalsis = the muscle movement in the wall of the digestive organs that push the food bolus forward and mix it. 

Slide 13 - Diapositive

Slide 14 - Diapositive

Slide 15 - Diapositive

Slide 16 - Diapositive

What is the function of enzymes
A
To ensure rapid digestion takes place
B
To break the food up into small pieces

Slide 17 - Quiz

Food is pushed into your stomach by
A
muscular contractions called peristalsis
B
digestive juices
C
voluntary control
D
gravity

Slide 18 - Quiz

What is NO function of the stomach?
A
Mixing the food
B
Killing germs
C
Adding saliva
D
Digesting proteins

Slide 19 - Quiz

The environment of the stomach is
A
Acidic
B
Alkaline
C
Neutral

Slide 20 - Quiz

The digestion of starch starts in the ...
A
Mouth
B
Stomach
C
Duodenum
D
Small intestine

Slide 21 - Quiz

Where are most nutrients from your food taken up into the blood?
A
Mouth
B
Stomach
C
Small intestine
D
Large intestine

Slide 22 - Quiz

Wat?
Maken: 7.4 opdr. 3 t/m 5, 7, 8, 15, 20, 21, 23 t/m 25
Hoe?
In je (online) boek. Werkbladopdrachten maak je in je schrift. Fluisterend overleggen of muziek luisteren.
Hulp?
Steek je hand op. Als je geen muziek luistert mag je ook overleggen met je buurman/buurvrouw.
Tijd?
15 minuten
Klaar?
Finish 7.1, 7.2 and 7.3
Opbrengst
Als je klaar bent heb je je huiswerk af! Nu weet je meer over de stof. 

Slide 23 - Diapositive

Slide 24 - Diapositive