Digestion and Absorption · Question 25

Select the correct match of the digested products in humans given in column I with their absorption site and mechanism in column II.

1. array|l|l| Column I & Column II \ Glycerol, fatty acids & Duodenum, move as chylomicrons \ array
2. array|l|l| Column I & Column II \ Cholesterol, maltose & Large intestine, active absorption \ array
3. array|l|l| Column I & Column II \ Glycine, glucose & Small intestine, active absorption \ array
4. array|l|l| Column I & Column II \ Fructose, Na+ & Small intestine, passive absorption \ array

A healthy person eats the following diet – 5 g raw sugar, 4 g albumin, 10 g pure buffalo ghee adulterated with 2 g vegetable ghee (hydrogenated vegetable oil) and 5 g lignin. How many calories he is likely to get?

1. 126
2. 164
3. 112
4. 144

Which enzymes are likely to act on the baked potatoes eaten by a man, starting from the mouth and as it moves down the alimentary canal?

1. Pancreatic amylase Salivary amylase Lipases
2. Disaccharidase like maltase Lipases Nucleases
3. Salivary amylase Pancreatic amylase Disaccharidases
4. Salivary maltase Carboxy peptidase Trypsinogen

Where do certain symbiotic microorganisms normally occur in human body?

1. Caecum
2. Oral lining and tongue surface
3. Vermiform appendix and rectum
4. Duodenum

Anxiety and eating spicy food together in an otherwise normal human, may lead to

1. indigestion
2. jaundice
3. diarrhoea
4. vomiting

One of the constituents of the pancreatic juice which is poured into the duodenum in humans is

1. trypsinogen
2. chymotrypsin
3. trypsin
4. enterokinase

Which one of the following correctly represents the normal adult human dental formula?

1. 33, 11, 32, 11
2. 22, 11, 32, 33
3. 22, 11, 22, 33
4. 33, 11, 33, 33

Two friends are eating together on a dining table. One of them suddenly starts coughing while swallowing some food. This coughing would have been due to improper movement of

1. epiglottis
2. diaphragm
3. neck
4. tongue

Which one of the following enzymes carries out the initial step in the digestion of milk in humans?

1. Trypsin
2. Pepsin
3. Rennin
4. Lipase

If for some reason the parietal cells of the gut epithelium become partially non-functional, what is likely to happen?

1. The pancreatic enzymes and specially the trypsin and lipase will not work efficiently.
2. The pH of stomach will fall abruptly.
3. Steapsin will be more effective.
4. Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones.