Question

which one of the following statements is true regarding digestion and absorption of food in humans?

the statements are:-

1)Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like sodium ions.

2)chylomicrons are small lipoprotein particles that are transported from intestine into blood capillaries.

3)about 60% of starch is hydrolysed by salivary amylase in our mouth.

4)oxyntic cells in stomach secrete the proenzyme pepsinogen. ​

Answer 1

option(A) is correct answer.

because,Principal organ for absorption of nutrients. The digestion is completed here and the final products of digestion such as glucose, fructose, fatty acids, glycerol and amino acids are absorbed through the mucosa into the blood stream and lymph.

The absorption takes place with the help of Na+.

Answer 2

Answer:

Fructose and amino acids are absorbed through intestinal mucosa with the help of carrier ions like sodium ions.