The digestive system

Question 1

What are the two processes of digestion?

Answer 1

1. extracting nutrients from the food we eat

2. absorbing the nutrients into the body for use by cells

Question 2

Describe the first process of digestion (extracting nutrients from the food we eat)

Answer 2

Food is what we consume and nutrients are smaller molecules broken down from the food to be absorbed into the blood and taken into our cells

Question 3

How are foods broken down into nutrients

Answer 3

enzymes will break down the food we consume so that the nutrients can be absorbed into our cells

Question 4

what is the alimentary canal

Answer 4

• runs from the mouth to the anus
• part of the digestion system (along with the pancreas, liver, gall bladder and salivary gland)
• enzymes break down food into smaller molecules, nutrients during chemical digestion which are absorbed through the lining
• it is structured to carry out basic digestion activities

Question 5

what are the six basic activities of digestion

Answer 5

• ingestion of food and water
• mechanical digestion of food
• chemical digestion of food’
• the movement of food along the alimentary canal
• absorption of digested food and water into the blood and lymph
• elimination of material that is not absorbed