Video Questions Flashcards
Date- Week 4 Term 4, 11.3.24
How long is the digestive system?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
9 metres
Date- Week 4 Term 4, 11.3.24
How much food do humans eat on average each day?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
1-2.7 kg
Date- Week 4 Term 4, 11.3.24
What is the total surface area of the gastrointestinal tract?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
30-40 metres squared
Date- Week 4 Term 4, 11.3.24
Which 3 organs provide digestive juices to the gastrointestinal tract?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
[3 marks]
- Liver
- Gall bladder
- Pancreas
Date- Week 4 Term 4, 11.3.24
How much saliva is produced each day?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
1.5 litres
Date- Week 4 Term 4, 11.3.24
What is the name of the moist lump of food produced in the mouth?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
The bolus
Date- Week 4 Term 4, 11.3.24
What nutrient do salivary enzymes break down?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Starch
Date- Week 4 Term 4, 11.3.24
How long is the oesophagus?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
25 cm
Date- Week 4 Term 4, 11.3.24
What is the name of the process which squeezes food down the oesophagus?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Peristalsis
Date- Week 4 Term 4, 11.3.24
After 3 hrs in the stomach, what is the name given to the partially digested food?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Chyme
Date- Week 4 Term 4, 11.3.24
Which organ makes bile to be stored in the gall bladder?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Liver
Date- Week 4 Term 4, 11.3.24
What are the functions of bile?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
[3 marks]
-Dissolving fats for easier digestion
-Neutralising contents of stomach
- Emulsifying fats
Date- Week 4 Term 4, 11.3.24
What are fat molecules digested into?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
[2 marks]
Fatty acids and Glycerol
Date- Week 4 Term 4, 11.3.24
What are protein molecules digested into?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Amino acids
Date- Week 4 Term 4, 11.3.24
What are carbohydrate molecules digested into?
Video- https://www.youtube.com/watch?v=Og5xAdC8EUI
Glucose
