Q. No.All the following statements regarding bile are true except:
1. Bile salts are derivatives of cholesterol
2. Bile is important in absorption of fat soluble substances
3. Bile also serves as a route of excretion of bile pigments
4. It is acidic in nature
1. Bile salts are derivatives of cholesterol
2. Bile is important in absorption of fat soluble substances
3. Bile also serves as a route of excretion of bile pigments
4. It is acidic in nature
Series of ridges produced by folding of the wall of an organ such as seen in the stomach are called:
1. taenia coli
2. rugae
3. plicae circulares
4. crypts
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The blood vessels supplying blood to the hepatocytes is/are:
1. left gastric artery
2. hepatic portal vein
3. hepatic artery
4. both the hepatic artery and hepatic portal vein
What is true about the Peyer's patches in the intestinal wall?
1. They are lymphoid nodules located in the ileum
2. They are lymph nodes located in the duodenum
3. They protect the large intestine from bacteria in the small intestine, which might pass through the ileocecal valve
4. They are lymphoid nodules located in the ileum and protect the large intestine from bacteria in the small intestine, which might pass through the ileocecal valve
Identify a submucosal gland:
| 1. oxyntic glands | 2. intestinal crypts |
| 3. Brunner's glands | 4. pyloric glands |
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Most of the water in alimentary canal is absorbed in small intestine. But about 1500 ml per day reaches it. What is the approximate amount of water that is absorbed by the large intestine?
1. 100 mL
2. 400 mL
3. 1300 mL
4. 1495 mL
The mechanism by which the fat-soluble vitamins move across the intestinal mucosa is:
1. facilitated diffusion
2. active cotransport
3. active antiport
4. simple diffusion
Glucose concentration is likely to be most variable in:
1. aorta
2. hepatic vein
3. renal vein
4. hepatic portal vein
The greatest benefit of bacterial symbiosis to humans amongst the following would be:
1. production of vitamins A and C
2. generation of gases needed for elimination
3. absorption of organic materials
4. production of biotin and vitamin K
Our teeth are
1. Acrodont and homodont
2. Homodont and polyphyodont
3. Thecodont, diphyodont and heterodont
4. Acrodont, homodont and polyphyodont
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