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प्रश्न
A group of organs together make up an ______ system.
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उत्तर
A group of organs together make up an organ system.
संबंधित प्रश्न
Write names of different parts of human digestive system and explain functions of any three parts.
Name the substance on which the following enzymes act in the human digestive system:
Trypsin
What will happen if mucus is not secreted by the gastric glands?
The process of digestion in humans is completed in ______.
| When a person puts food in his mouth, then teeth cut it into small pieces, chew and grind it. The glands A in the mouth secrete a substance B which is mixed with the food by tongue. The substance B contains an enzyme C which starts the digestion of food in the mouth. The slightly digested food from the mouth goes down a tube D. The special type of movements E in the walls of tube D push the food into stomach for further digestion. The stomach wall secretes gastric juice containing three substance F, G and H. One of the functions of F is to kill bacteria which may enter the stomach with food. The substance G protects the inside layer of stomach from the damaging effect of substance F whereas substance H is and enzyme for digestion. The partially digested food then enters into small intestine for further digestion. |
- What are (i) gland A, (ii) substance B, and (iii) enzyme C?
- Name the tube D.
- What is the movement E known as?
- What are (i) F, (ii) G, and (iii) H?
Define the following term:
Peristalsis
Study the diagram given below and then answer the question that follows:
Describe the structure of the part labelled '3'.
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 |
Put a tick (✓) against the most appropriate alternative in the following statement.
The teeth which help in tearing the food are the:
Identify and name the four type of teeth shown below and give their functions
State whether the following statement is True or False.
The temporary set of teeth includes incisors, canines, and premolars only.
Answer in detail.
Name the four types of teeth and their functions
Name the enzymes secreted by the following: Salivary glands
The question has four options. Choose the correct answer:
Trypsin is connected with the digestion of
The process of digestion starts from the ______.
Give a reason.
Food becomes acidic in the stomach.
How do we know that we are hungry and that we should now eat?
Bile helps in the digestion of ______.
Explain the role of the mouth in digestion of food.
What is a vermiform appendix?
