Digestion and Absorption · Question 28

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.

Jaundice is a disorder of

1. excretory system
2. skin and eyes
3. digestive system
4. circulatory system

Carrier ions like Na+ facilitate the absorption of substances like

1. amino acids and glucose
2. glucose and fatty acids
3. fatty acids and glycerol
4. fructose and some amino acids

If for some reason our goblet cells are nonfunctional, this will adversely affect

1. production of somatostatin
2. secretion of sebum from the sebaceous glands
3. maturation of sperms
4. smooth movement of food down the intestine