Advertisements
Advertisements
प्रश्न
Describe protein digestion in the human.
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
Fill in the blank and rewrite the completed statement:
.................... is the largest gland in the body.
What is the name of tiny projections on the inner surface of small intestine which help in absorbing the digested food?
What is meant by life processes? Name the basic life processes common to all living organisms which are essential for maintaining life.
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 |
Fill in the blank.
The human teeth appear in two sets, the first set is called primary which consists of only _______ teeth
Write short answers
What is peristalsis?
Describe the human salivary gland.
Correct the spellings: HLC
The question has four options. Choose the correct answer:
The hardest constituent of the tooth is
Who is telling a lie?
Lung: I play an important role in excretion.
