Tag: digestive glands

Questions Related to digestive glands

In which of the form is glucose stored in liver 

biology digestive system of human digestive glands liver pancreas

  1. Cellulose

  2. Glycogen

  3. Starch

  4. Sucrose.

Show answer
Correct Option: B
Explanation:

All animals and humans store some glucose in the cells so that it is available for quick shots of energy. When there is excess of glucose in the body, it is stored in the liver as the large compound called glycogen. when there is demand for glucose then it is break down their stored glycogen into glucose and send it through the blood stream as fuel for other organs.

So, the correct answer is option B.

Secretion of which of the following digestive gland is considered as the complete digestive juice?

biology digestive system of human digestive glands liver pancreas

  1. Liver

  2. Gall bladder

  3. Salivary gland

  4. Pancreatic acini

Show answer
Correct Option: D
Explanation:
Pancreatic juice is considered the complete digestive juice because of the fact that it contains enzymes for the digestion of carbohydrates, fats, and proteins in addition to bicarbonate ions that provide an alkaline medium. Its alkaline nature helps to neutralize the acidic chyme that comes from the stomach. It also has pancreatic amylase that converts complex polysaccharides into disaccharides and the presence of lipase enzymes helps to digest fats. Lastly, it also contains protein-digesting enzymes like trypsin, chymotrypsin, and carboxypeptidase.
So the correct answer is 'Pancreatic acini'.

Liver is the largest gland and is associated with various functions. Choose one which is not correct?

biology digestive system of human digestive glands liver pancreas

  1. Metabolism of carbohydrate

  2. Digestion of fat

  3. Formation of bile

  4. Secretion of hormone called gastrin

Show answer
Correct Option: D
Explanation:

Gastrin hormone is secreted by the G-cells in the mucosal lining of the stomach. Gastrin is responsible for stimulating the secretion of HCl in the stomach.

A. The liver performs the metabolism of carbohydrates by making glycogen from excess glucose and releasing glycogen at the time of glucose deficiency in the body.
B. The liver plays a role in the digestion of fats by releasing bile in the duodenum.
C. Liver forms bile which contains bilirubin, cholesterol, bicarbonate ions, and bile salts that aid in the digestion of fats.
D. Gastrin is secreted by the G-cells in the stomach.
Hence, the correct answer is 'Secretion of hormone called gastrin'