QuestionSBA
QuestionChoice
Lansoprazole is a proton pump inhibitor which acts on the H+/K+ ATPase enzyme system at the secretory surface of gastric parietal cells.
10024261
b
Lansoprazole
QuestionChoice
Omeprazole is a proton pump inhibitor which acts on the H+/K+ ATPase enzyme system at the secretory surface of gastric parietal cells.
10024263
d
Omeprazole
QuestionChoice
Latanoprost is a prostaglandin F2-alpha analogue. It is not used to decrease gastric acid secretion as the stomach does not contain F2-alpha receptors. Its main indication is in glaucoma to reduce intraocular pressure.
10024264
e
Latanoprost
QuestionChoice
Cimetidine binds to H2-receptors located on the basolateral membrane of gastric parietal cells to block the effects of histamine. This results in decreased gastric acid secretion. Other H2 receptor antagonists include ranitidine and lafutidine.
10024260
a
Cimetidine
QuestionChoice
Misoprostol is a prostaglandin E1 analogue which stimulates E1 receptors on the parietal cells in the stomach to reduce gastric acid secretion.
10024262
c
Misoprostol
Concept
Chapter
2693
4051
Gastro-oesophageal reflux disease
Topic
136
Gastroenterology
17250
A 47-year-old male presents to his GP with a burning sensation in his throat and chest, and difficulty swallowing solid foods. He is prescribed an H2-receptor antagonist for the treatment of gastro-oesophageal reflux disease.

Which of the following is an H2-receptor antagonist?
a