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- 1. Multiple Choice
Bile juice helps in the digestion of fat because it contains
enzymes
vitamins
bile salts
bile pigments
- 2. Multiple Choice
The stomach wall produces mucus to cover its surface. Which of the following statements correctly describe(s) the function of the mucus?
(1) It kills the bacteria in the ingested food.
(2) It prevents the rubbing of food against the stomach wall.
(3) It protects the stomach wall from the action of the digestive enzymes.
(1) only
(3) only
(1) and (2) only
(2) and (3) only
- 3. Multiple Choice
In the alimentary canal, most water is absorbed in the
oesophagus
stomach
small intestine
colon
- 4. Multiple Choice
In the alimentary canal, bacteria in food are mainly killed by
saliva
mucus
gastric juice
pancreatic juice
- 5. Multiple Choice
The liver is said to be a digestive gland because it
converts stored glycogen into glucose
breaks down excess amino acids
produces bile
stores iron
- 6. Multiple Choice
Protein digestion occurs mainly in
1 and 3
2 and 3
2 and 5
3 and 5
- 7. Multiple Choice
Bile is a digestive juice in our body. Which of the following statements about bile is correct?
It is produced by the gall bladder.
It contains an enzyme that digests fat.
It helps break down fat into droplets.
It stimulates peristaltic movement of the small intestine.
- 8. Multiple Choice
Chemical digestion of carbohydrate occurs in
1 and 2 only
1 and 4 only
2 and 3 only
3 and 4 only
- 9. Multiple Choice
Peristalsis occurs in
1, 2 and 3 only
1, 2 and 4 only
1, 3 and 4 only
2, 3 and 4 only
- 10. Multiple Choice
Which structure(s) will produce the enzyme(s) needed for the digestion of egg white?
X only
X and Y only
Y and Z only
X, Y and Z
- 11. Multiple Choice
Physical digestion takes place at
1 and 3
1 and 4
3 and 4
1, 3 and 4
- 12. Multiple Choice
Which of the following organs produces digestive juice that does not contain enzymes?
liver
mouth
stomach
pancreas
- 13. Multiple Choice
Amylase is secreted by
salivary glands only
pancreatic glands only
Salivary and pancreatic glands
liver and small intestine
- 14. Multiple Choice
Protein digestion takes place
in the mouth
in the stomach
in the stomach and duodenum
all of the above
- 15. Multiple Choice
Waves of contractions that move food one way through the digestive system are called
Impulse
Peristalsis
Action Potential
Metabolism
- 16. Multiple ChoiceThis is the enzyme that works on protein.pepsinHClBicarbonateLactase
- 17. Multiple Choice
In which order do these events occur in human nutrition? *2014 Q25
digestion-ingestion-absorption-assimilation
digestion-ingestion-assimilation-absorption
ingestion-digestion-absorption-assimilation
ingestion-digestion-assimilation-absorption
- 18. Multiple Choice
What is the function of the gall bladder? *2015 Q26
absorption of fat
digestion of fat
production of bile
storage of bile
- 19. Multiple Choice
Hydrochloric acid is secreted in the _______________ .
oesophagus
stomach
large intestine
small intestine
- 20. Multiple Choice
Which of the following is the correct order for the major parts of the gastrointestinal tract?
oesophagus, stomach, large intestine, small intestine, mouth
mouth, stomach, oesophagus, large intestine, small intestine
mouth, small intestine, stomach, oesophagus, large intestine
mouth, oesophagus, stomach, small intestine, large intestine
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