Page 24 - Summary 6 2025
P. 24
Delta Modern Language Schools
Science department
Grade 6
1st term 2024- 2025 1 • The begining of digestion
①inside the mouth
Jaw • chew the food and increase its surface area
Muscles
• This makes it easier for chemical enzymes (saliva)
produced
by the endocrine system to break down and digest
food
Saliva • A liquid in your mouth that contains enzyme can
easily soften the food and begins the chemical
breakdown of food.
2 • Breaking down of Food
②In the stomach
Stomach secretes digestive fluids that contain an acid and some enzymes
leads to more food breakdown
③In small intestine
• The pancreas and gallbladder secrete additional enzymes
that assist in the chemical breakdown of food.
• Absorption of nutrients takes place in the small intestine
④ In large intestine
Undigested food passed into the large
intestine (colon), then exit the
body as solid waste (stool).
►The last part of the large intestine is known as rectum that stores the
feces until it leaves the body through anus
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