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प्रश्न
List the enzymes and their action on food in the stomach and intestine.
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
In which part of the digestive system is water absorbed?
Name the substances on which the following enzymes act in the human digestive system:
(i) Trypsin
(ii) Amylase
(iii) Pepsin
(iv) Lipase
Pancreatic juice contains enzymes which digest:
(a) proteins and carbohydrates only
(b) proteins and fats only
(c) fats and carbohydrates only
(d) proteins, fats and carbohydrates
Answer the following question.
Give two reasons to explain why the absorption of digested food occurs mainly in the small intestine.
Write the function of the following in the human alimentary canal:
Saliva
Write true or false for the below statement. Rewrite the false statements correctly.
The pancreas secretes bile juice
Write true or false for the below statement. Rewrite the false statements correctly.
Digestion of food in the intestine takes place in the presence of dilute hydrochloric acid.
Observe the diagram given alongside and answer the following:
- Name the parts numbered 1-8.
- Which parts shown in the diagram are non-living?
- Is the tooth suited for cutting, tearing or grinding?
- What is the function of parts 8 and 7?
- What is the total number of teeth present in adult human beings?
- Write the dental formula of human beings.
Describe the process of digestion in human beings.
Read carefully the terms given below. Which of the following set is the correct combination of organs that do not carry out any digestive functions?
