Alimentary Canal
Alimentary Canal
Alimentary Canal:
In human beings, the digestive system constitutes a long tubular structure called the alimentary canal which is about 7 - 8 metres long. It extends from the mouth to the anus. The complete process of ingestion, digestion, absorption, assimilation and egestion of food material is done within the alimentary canal itself. The alimentary canal can be divided into various components. Starting from mouth to anus, different parts of the canal can be written as :
1. Mouth : It is the starting point of our digestive tract. Food is ingested through mouth. About 30 % of carbohydrates get digested in the mouth. The mouth is filled with watery substance named as saliva. Saliva is consists of mucus, water and enzymes etc.
_______________ is the end point of alimentary canal. | |||
| Right Option : B | |||
| View Explanation | |||
Which one is the widest part of alimentary canal ? | |||
| Right Option : C | |||
| View Explanation | |||
Which of the following are correct ? (a) In human beings, the digestive system constitutes a long tubular structure called the alimentary canal . (b) The oral cavity consists of palate, tongue and teeth. (c) Anus is the end point of alimentary canal. The undigested food get excreted out of the body through anus. | |||
| Right Option : D | |||
| View Explanation | |||
Students / Parents Reviews [10]
A marvelous experience with Abhyas. I am glad to share that my ward has achieved more than enough at the Ambala ABHYAS centre. Years have passed on and more and more he has gained. May the centre flourish and develop day by day by the grace of God.
Archit Segal
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