Human digestive system

Question 1

Name all organs used in digestive system.

Answer 1

Mouth
Gullet
Diaphragm
Stomach
Liver
Pancreas
Gall Bladder
Duodenum
Bile duct
Large intestine
Small intestine
Appendix
Rectum
Anus

Question 2

What is the mnemonic sentence to remember the organs?

Answer 2

“My Good Dog Sam Loves Playing Games During Breakfast, Like Soccer And Rugby Always.”

Question 3

What do we use digestive system for?

Answer 3

─ break down large insoluble molecules into smaller, soluble molecules.

Question 4

What glands are included in the digestive system?

Answer 4

Pancreas & salivary glands ─ release digestive juices containing enzymes to break down food.

Question 5

Function and adaptations of small intestine.

Answer 5

─ absorb soluble food molecules into blood.
· large surface area (covered in villi) & good blood supply w/ short diffusion distances ─ faster and increased diffusion & active transport.

Question 6

Function of large intestine

Answer 6

undigested food (squeezed from small intestine) passed here.
water from this food absorbed into your blood ─ material left = faeces.

Question 7

Function of liver (in digestive sys)

Answer 7

Production of bile ─ helps to digest lipids.