Q. No.The sphincter of Oddi is present between:
(1) Oesophagus and cardiac stomach
(2) Pyloric stomach and duodenum
(3) Hepatic duct and cystic duct
(4) Hepatopancreatic duct and duodenum
If for some reason the parietal cells of the gastric 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 be more effective
(4) Proteins will not be adequately hydrolysed by pepsin into proteoses and peptones
What are the tiny finger-like projections called that are inside the small intestine? These tiny finger-like projections absorb the nutrients form the food and send the vitamins, minerals, proteins, carbohydrates and fats into our bloodstream:
(1) Esophagus
(2) Arteries
(3) Villi
(4) Flagella
How is the digestion of fats different from that of proteins and carbohydrates?
(1) Fat digestion occurs in the small intestine, and the digestion of proteins and carbohydrates occurs in the stomach
(2) Fats are absorbed into the cells as fatty acids and monoglycerides but are then modified for absorption into the blood; amino acids and glucose are not modified further
(3) Fats enter the hepatic portal circulation, but digested proteins and carbohydrates enter the lymphatic system
(4) Digested fats are absorbed in the large intestine, and digested proteins and carbohydrates are absorbed in the small intestine
The initial step in the digestion of milk in infants is carried out by?
(1) Lipase
(2) Trypsin
(3) Rennin
(4) Pepsin
What does food provide?
a. Energy
b. Organic material
c. Heat
d. More than one option is correct
Which of the following is required in small quantities?
(1) Vitamins
(2) Glucose
(3) amino acids
(4) Fatty acids
Which of the following plays an important role in all metabolic processes not being a major substrate?
(1) Water
(2) Amino acids
(3) Glycerol
(4) Glucose
Which of the following statements are not wrong?
(1) Biomicromolecules in food cannot be utilized by our body in their original form.
(2) Vitamins are one of the major components of our body.
(3) The process of conversion of simple food substances to absorbable forms is known as digestion.
(4) Digestion is carried by mechanical and biochemical methods of digestive system.
Which of the following is not a part of human digestive system?
(1) Alimentary canal
(2) All glands
(3) Compond stomach
(4) More than one option is correct
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