Home
Class 12
CHEMISTRY
(A) Cimetidine is an antihistamine. (...

(A) Cimetidine is an antihistamine.
(R) It prevents the intraction of histamine with the receptors present in the stomach wall.

A

Both (A) and (R) are true and (R) is the correct explanation of (A)

B

Both (A) and (R) are true and (R) is not the correct explanation of (A)

C

(A) is true but (R) is false

D

Both (A) and (R) are false

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Similar Questions

Explore conceptually related problems

The drug, which was designed to prevent the interactions of histamine with the receptors present in the stomach wall is:

Choose the true statements. 1) Innate immunity is accomplished by providing different types of barriers. II) Acquired immunity is present from the birth and is inherited from parents. III) Sweat, tears, acid in the stomach and saliva prevent 'microbial growth.

Walls of stomach secrets acids to make the stomach acidic and for the digestion of food, when the acid is secreted in excess it leads to indigestion, heart burn, (or) gastric ulcers. The chemicals which are used to neutralize the excess acid present in the gastric juice and to raise the pH of stomach upto an appropriate level are called antacids. The acid secreted in stomach?

Walls of stomach secrets acids to make the stomach acidic and for the digestion of food, when the acid is secreted in excess it leads to indigestion, heart burn, (or) gastric ulcers. The chemicals which are used to neutralize the excess acid present in the gastric juice and to raise the pH of stomach upto an appropriate level are called antacids. Antacids does not contains

Walls of stomach secrets acids to make the stomach acidic and for the digestion of food, when the acid is secreted in excess it leads to indigestion, heart burn, (or) gastric ulcers. The chemicals which are used to neutralize the excess acid present in the gastric juice and to raise the pH of stomach upto an appropriate level are called antacids. Which acts as natural antacid ?

(A) The substance which is responsible for the secretion of pepsin and HCl in the stomach and nasal congestion associated with common cold and allergic response to pollen is histamine. (R) Anti allergic and antacid drugs work on different receptors.