Advertisements
Advertisements
प्रश्न
Describe protein digestion in the human.
Advertisements
उत्तर
Digestion of proteins in humans:
There is no digestion of protein in the oral cavity because protein digestive enzymes are absent in the saliva.
1. Digestion of protein in the stomach:
Gastric juice contains HCl and two proenzyme, pepsinogen and prorennin. HCI maintains a pH of 2 - 3.7 and kills bacteria and other pathogens. Gastric juice mixes with food until it becomes semi-solid mass called Chyme. Proenzymes become activated as below:
These enzymes act as follows:
2. Digestion of protein the small intestine
Action of pancreatic juice. It contains proenzymes trypsinogen, chymotry-psinogen and procarboxy peptidase.
Action of intestinal juice. Intestinal juice contains endokinase, aminopeptidase and dipeptidase. Actions of these enzymes are summarized below:
Peptides —Aminopentidase _. cm aller peptides + Amino acid
Peptides —Dipentidase_. amino acid
APPEARS IN
संबंधित प्रश्न
The largest gland in the human body is ______.
Why do we get instant energy from glucose?
What substances are contained in gastric juice? What are their functions?
Why is there no enzyme to digest vitamins?
Mention two ways in which the ileum of the mammal is adapted for the absorption of digested food.
Complete the following table by filling in the blanks 1 to 8.
|
Organ |
Enzyme |
Food acted upon |
Find product |
|
1 |
Pepsin |
2 |
3 |
| Mouth | 4 | 5 | Disaccharide |
|
6 |
7 |
Maltose |
8 |
Answer the following question.
Write two different ways in which glucose is oxidized to provide energy in the human body. Write the products formed in each case.
Write the function of the following in the human alimentary canal:
HCl in stomach
Write the function of the following in the human alimentary canal:
Bile juice
The teeth called canines are a total of four in number on the sides of ______.
Define the following term:
assimilation
Differentiate between
Digestion and Absorption
Describe the following: Emulsification
Correct the spellings: Reninne
The question has four options. Choose the correct answer:
Trypsin is connected with the digestion of
The question has four options. Choose the correct answer:
Teeth present in the upper molar of human beings are
The question has four options. Choose the correct answer:
The hardest constituent of the tooth is
How do the salivary glands come to know that there is food in the mouth and it is time to secrete saliva?
______ is a major organ for the digestion of food materials.
Cud is the name given to the food of ruminants which is ______.
