Organs + their roles

Question 1

What does the mouth do ?

Answer 1

helps with ingestion + digestion
Chemically + physically digests food Using the teeth and saliva (which has amylase)

Question 2

What does the esophagus do?

Answer 2

Helps with ingestion + digestion
food travels down the esophagus to the stomach

Question 3

What does the stomach do?

Answer 3

helps with digestion
Chemically and physically digests with muscle contractions and protease + stomach acid to digest proteins into amino acids

Question 4

What does the small intestine do?

Answer 4

Helps with digestion and abrobtion
Chemically and physically digests food with stomach contractions and breaks down fats with lipase and bile

Question 5

Why is the structure of the small intestine unique?

Answer 5

Has specialized cells that are structured to increase surface area and maximize absorption (villi- each lines with microvilli)

Question 6

What does the large intestine do?

Answer 6

Helps with absorption and egestion
Does not break down food
waste exists via anus