Digestive System

Question 1

Physical digestion

Answer 1

Mouth- mechanical; biting and chewing

Stomach- mechanical; contract and churn

Question 2

Chemical digestion

Answer 2

Mouth- chemical; saliva breaks down material
Stomach- chemical; pepcin + hydrochloric acid breaks down proteins
Small intestine- chemical; pancreatic enzymes break down material

Question 3

Nutrients digested

Answer 3

Mouth- carbs/starch (amylose)
Stomach- proteins, alcohol
Small intestine- carbs, proteins lipids
Large intestine- none

Question 4

Pancreas

Answer 4

His produces enzymes, hormones and alkaline fluids that help with digestion

Question 5

Liver

Answer 5

Produces bile which helps break down fats, this also helps regulate blood composition including sugar, protein and fats. It removes bilirubin and ammonia from the blood

Question 6

Small intestine

Answer 6

Made up of three sections 
-duodenum: upper part 
-ilium: second portion 
-jejunum 
Most nutrient ingestion occurs in the small intestine

Question 7

Large intestine

Answer 7

Colon

-absorbs water and discrete waste