Advertisements
Advertisements
प्रश्न
List the enzymes and their action on food in the stomach and intestine.
Advertisements
उत्तर
|
REGION |
ENZYME |
ACTION ON FOOD |
|
Stomach |
Pepsin |
Acts on proteins and converts it into polypeptides |
|
Small intestine |
||
|
Duodenum |
Amylopectin |
Acts on starch and converts it into maltose |
|
Trypsin |
Acts on remaining proteins, proteoses and peptones to produce peptides and amino acids |
|
|
Ileum |
Erepsin |
Acts on proteins and polypeptides and converts them into small peptides and amino acids |
|
Sucrose |
Acts on sucrose and converts it into glucose and fructose |
|
|
Lactose |
Acts on lactose and converts it into glucose and galactose |
|
APPEARS IN
संबंधित प्रश्न
What is meant by life processes? Name the basic life processes common to all living organisms which are essential for maintaining life.
The length of small intestine in a human adult is about:
(a) 4.5 m
(b) 1.5 m
(c) 3.5 m
(d) 6.5 m
Gastric juice contains
________ is the largest gland in the body.
Fill in the blank.
The _______ is a common opening of food pipe and windpipe
Rewrite the following parts of the human alimentary canal in their correct sequence Stomach, Oesophagus, Large instestine, Small intestine, Pharynx.
Fill in the blank.
Saliva contains salivary amylase which changes starch to _____.
Mark odd one in the series:
Match items in column A with the appropriate items in Column B:
| Column A | Column B | ||
| 1 | HCl | a | Lactose |
| 2 | Rennin | b | Pellagra |
| 3 | Enteropeptidase | c | Rumen |
| 4 | Cellulose | d | Pepsin |
| 5 | Ptyalin | e | Starch |
| 6 | Vitamin | f | Pernicious anaemia |
| 7 | Intestinal juice | g | Trypsin |
| 8 | Bile salt | h | Casein |
| 9 | Vitamin A | i | Micelle |
| 10 | Goitre | j | Night-blindness |
| k | Iodine | ||
Name the enzymes secreted by the following: Salivary glands
Name the enzymes secreted by the following: Ileum
The question has four options. Choose the correct answer:
The dental formula of human beings is
Pushing forward the food that has been chewed is the function of the ______.
The process by which the body removes waste is called ______.
Match the two columns and select correct option.
| Column - I | Column - II | ||
| i. | Sphincter of Oddi | a. | Oesophagus and stomach |
| ii. |
Ileo-caecal sphincter |
b. | Stomach and small intestine |
| iii. | Pyloric sphincter | c | Ileum and caecum |
| iv. |
Gastro-oesophageal sphincter |
d. | Opening of hepato- pancreatic duct |
Which sphincter guards the opening of the hepato-pancreatic duct?
The coiled middle portion of the small intestine which is 2.5 meters long is the ______.
Match the following:
| 1. | Pancreatic juice | a. | Breaking starch |
| 2. | Salivary enzymes | b. | Digestive enzymes |
| 3. | Salivary gland | c. | Alimentary canal |
| 4. | Digestive tract | d. | Parotid |
Cud is the name given to the food of ruminants which is ______.
Urea is a main excretory product in humans. How is it formed?
