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प्रश्न
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?
विकल्प
Oesophagus, Large Intestine, Rectum
Buccal cavity, Oesophagus, Rectum
Buccal cavity, Oesophagus, Large Intestine
Small Intestine, Large Intestine, Rectum
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उत्तर
Oesophagus, Large Intestine, Rectum
Explanation:
Oesophagus gently pushes food down to the stomach in a wave like action called peristalsis. No digestion takes place in the oesophagus.
In large intestine, undigested food enters where water is absorbed from it. No digestion takes place in the large intestine.
In rectum, semi-solid residue is stored and is finally thrown out of the body through the anus in the form of faeces. No digestion takes place in the rectum.
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संबंधित प्रश्न
How is the small intestine designed to absorb digested food?
How are fats digested in our bodies? Where does this process take place?
The tongue helps in mixing food with saliva.
Carbohydrates are bodybuilding nutrients.
Name the substances on which the following enzymes act in the human digestive system:
(i) Trypsin
(ii) Amylase
(iii) Pepsin
(iv) Lipase
If the saliva is lacking in salivary amylase, then which of the following processes taking place in the buccal cavity will be affected?
(a) proteins breaking down into amino acids
(b) starch breaking down into sugars
(c) fats breaking down into fatty acids and glycerol
(d) intestinal layer breaking down leading to ulcers
Prepare a possible vegetarian menu for your dinner which would provide all the necessary nutrients.
List two different functions performed by the pancreas in our body.
Fill in the blank.
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Fill in the blanks in the table (1-5) by selecting the suitable names of substances from the list given below:
(steapsin, peptones, fatty acids, proteoses, protein).
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| (i) Pepsin | _________(2) | ________(3) and |
| (ii) _______(1) | Fats |
________(4) _________(5) |
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Fill in the blank.
Peristalsis is caused by _____________________________.
Write true or false for the below statement. Rewrite the false statements correctly.
The pancreas secretes bile juice
Answer in detail.
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Choose the odd one:
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