The Digestive System

Question 1

What are the parts of the digestive system

Answer 1

Mouth, oesophagus, stomach, liver, gall bladder, pancreas, colon, small intestines and rectum

Question 2

What is the role of the pancreas in digestion

Answer 2

Production of digestion of enzymes

Question 3

Which enzyme is denatured by stomach acid

Answer 3

Amylase

Question 4

Which enzyme is responsible for breaking down starch in the mouth

Answer 4

Amylase

Question 5

What is the function of the pyloric sphincter

Answer 5

Control the passage of chyme into the duodenum

Question 6

Which part of the small intestine is primarily responsible for nutrient absorption

Answer 6

Ileum

Question 7

Which enzyme hydrolyses the glycosidic bonds in sucrose

Answer 7

Sucrase

Question 8

What is the primary digestive function of the gall bladder

Answer 8

Store and concentrate bile

Question 9

Where does the majority of lipid digestion occur

Answer 9

Small intestines

Question 10

How are fatty acids and monoglycerides absorbed into the cell of the small intestines

Answer 10

Simple diffusion

Question 11

Which enzymes are involved in the final stage of protein digestion in the small intestine

Answer 11

Dipeptidases

Question 12

Which layer of the small intestine contains blood and lymph vessels

Answer 12

Sub mucosa

Question 13

What. Is the function of the brush border in the small intestines

Answer 13

Increase surface area for absorption

Question 14

By what process are a mini acids absorbed into the blood stream from the small intestine

Answer 14

Co-transport

Question 15

Which part of the digestive system is primarily involved in the emulsification of fats

Answer 15

Small intestine

Question 16

What is the role of bicarbonate in pancreatic juice

Answer 16

Neutralise stomach acid

Question 17

What is the main role of villi in the small intestine

Answer 17

Increase surface area for absorption

Question 18

Which part of the small intestine receives pancreatic juice and bile

Answer 18

Duodenum

Question 19

What is the primary function of the colon

Answer 19

Reabsorption of water

Question 20

Where is bile stored until it is needed for digestion

Answer 20

Gall bladder

Question 21

How are monosaccharides absorbed from the ileum into cells

Answer 21

Facilitated diffusion and co-transport

Question 22

In which part of the digestive system does most chemical digestion occur

Answer 22

Small intestines

Question 23

Which substance is not a component of bile

Answer 23

Insulin

Question 24

Which type of muscle contracts move food through the oesophagus

Answer 24

Peristalsis

Question 25

Which hormone stimulates the production of stomach acid?

Answer 25

Gastrin

Question 26

What is a micelle in the context of digestion?

Answer 26

A small droplet of fat

Question 27

What protects the stomach lining from being digested by its own acid?

Answer 27

Mucus layer

Question 28

What is the end product of starch digestion by maltase?

Answer 28

Glucose

Question 29

Which cells in the pancreas produce insulin?

Answer 29

Beta cells

Question 30

What are symptoms of crohns

Answer 30

Severe pain in the tummy Diarrhoea Extreme tiredness Generally feeling unwell Loss of appetite and weight loss Anaemia

Question 31

What are the causes of crohn’s

Answer 31

No single cause but thought to be a mix of lots of different things like genetics, the environment, the immune system and microorganisms in the digestive system create the conditions

Question 32

What is a fistula

Answer 32

A passage from the lumen of the intestine to another area of the body or organ

Question 33

What is a stricture

Answer 33

narrowing of the intestine caused by scar tissue formed from ulcers or inflammation– could cause a blockage

Question 34

What is perforation

Answer 34

The intestine creates a hole in the wall which is spill contents into the body (including bacteria)

Question 35

Outside of the intestines where is most likely to be affected in crohn’s

Answer 35

Joints, eyes, skin

Question 36

Treatments for crohn’s (medications)

Answer 36

Anti-diarrhoeal drugs Laxatives and bulking agents Painkillers and antispasmodics Liquid only diet Steroids

Question 37

Surgical treatments for crohn’s

Answer 37

Resection-Removal of the damaged part of the gut Stoma Strictureplasty- widen a narrow part of the gut