Which one of the following is the correct matching of the site of action, substrate, and the end product?

Solution

Small intestine : Starch disaccharide (maltose)Small intestine is the portion of the alimentary canal between the stomach and large intestine. It is sub divided into the duodenum, jejunum and ileum. It plays an essential role in the final digestion and absorption of food.

What will happen if the secretion of parietal cells of gastric glands is blocked with an inhibitor?

Gastric juice will be deficient in chymosin.
Gastric juice will be deficient in pepsinogen.
In the absence of HCI secretion, inactive pepsinogen is not converted into the active pepsin enzyme.
Enterokinase will not be released from the duodenalmucosa and so trypsinogen is not converted to trypsin.

Solution

If the secretion of parietal cells of gastric glands is blocked with an inhibitor,in the absence of HCI secretion,inactive pepsinogen is not converted into the active enzyme pepsin.

The absorption of water alcohol and simple sugars occurs in

Which one of the following is a fat-soluble vitamin and its related deficiency disease?

Solution

Fat soluble vitamins are - A,D,E and K and lack of vitamin A causes xerophthalmia .

Angiotensinogen is a protein produced and secreted by

Secretin and cholecystokinin are digestive hormones. They are secreted in

Which of the following enzyme/digest milk protein in alkaline medium ?

Epithelial cells of the intestine involved in food absorption have on their surface

Solution

Presence of microvilli on the epithelial cells of intestine increases the surface area for absorption of food.

A patient is generally advised to specially, consume more meat,lentils, milk and eggs in diet only when he suffers from

Solution

A child may have a diet containing sufficient carbohydrates and fats but still suffers a serious form of malnutrition. This form of malnutrition is known as Kwashiorkar.It develops in children whose diets are deficient in protein.

Anxiety and eating spicy food together in an otherwise normal human, may lead to

Solution

Anxiety and eating spicy food together in normal healthy man can lead to indigestion which is difficulty indigestion

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