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Statementn which is true or false is I...

Statementn which is true or false is
I. No absorption of food takes place in mouth and oesophagus.
II. Absorption of `H_(2)O`, alcohol, simple salts, glucose and chloride takes place in the stomach to a slight extent.
III. Whole protein particles can be absorbed by pinocytosis.

A

I, ii are false, but iii is rarely true

B

All statements are true

C

I and II are true, but iv is false

D

ii and iii are true, but I is false

Text Solution

Verified by Experts

The correct Answer is:
D
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Assertion: Absorption of simple sugar, alcohol and medicines takes place in the stomach. Reason: Most of the water is absorbed in the large intestine

In which part of alimentary canal does absorption of water, simple sugars and alcohol takes place?

In which part of alimentary canal does absorption of water, simple sugars and alcohol takes place?

Go through the following statements regarding the absorption of nutrients and choose the correct option accordingly. I. Absorption of monosaccharides, alcohol some water and medicines like asprin occurs in the stomach. II. Fatty acids cannot be absorbed directly. III. Glycerol can reach into the blood and lymph directly. IV. Maximum absorption of water (90%) takes place in the small intestine.

Read the following statements regarding the absorption of nutrients. Choose the correct set of statements from the given below codes. I. Absorption of carbohydrates takes place in the stomach and jejunum part of intestine. II. The water soluble end products of food can reach the blood and lymph directly. III. Large intestine and buccal cavity do not function as the site of absorption. IV. Large intestine is the site of absorption of about 90% of the total water present in the hydrolysed food.

Which of the following is/are correct for absorption from the stomach? I. The substance nrmally absorbed from the stomach are some water, glucose and considerable amount of alcohol. II. The substances are absorbed through the walls of the stomach into the venous circulation. III. There is no absorption but a few drugs may be absorbed IV. Some amountof vitamins and absorbed.

Which of the following statemetns is/are incorrect? (i) Absroption of simple sugar, alcohol, some water and medicines takes place in stomach. (ii) Maximum water absorption occurs in large intestine. (iii) Small intestine is the major site of digestion and absorption of food. (iv) Fatty acid and glycerol are absorbed by lacteals. (v) Nothing is absorbed in mouth and large intestine.

The following statements are based on the digestion and absorption of food. Select the correct and incorrect statements and choose an option accordingly from the codes given below. I. Active absorption of monosaccharides in the stomach and jejunum is carried out by facilitated transport. II. Most of the amino acids (above 95%) are absorbed in the duodenum and jejunum parts of the small intestine. III. Food is digested completely before absorption and is used by the body tissues. IV. Absorption of water from the small intestine is concerned with the absorption of salts and digested food in order to maintain an osmotic balance with the blood.

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