The Digestive Sytem

Question 0

Describe villi?

Answer 0

Found in the small intestines
Have a large surface area
Thin walls
Good blood supply for the efficient absorption of glucose and amino acids

Question 1

How does food move through the digestive system?

Answer 1

Through peristalsis

Contracts behind food and relaxes infront

Question 2

What do lacteals do?

Answer 2

Absorb fatty acids and glycerol which are the products of fat digestion

Question 3

What is digestion?

Answer 3

The break down of large insoluble molecules to small soluble ones

Question 4

Where are the main places of digestive juices in a mammal?

Answer 4

Salivary glands, stomach, pancreas, liver and small intestines