Lower esophageal sphincter pressure is increased by all of the following substances, EXCEPT:
Correct Answer: Secretin
Description: The lower esophageal sphincter, a physiologic entity but not an anatomic structure, plays an impoant pa in preventing gastroesophageal reflux. Neural, hormonal, myogenic, and mechanical factors influence the tone of the sphincter. Gastrin, vasopressin, glucagon, adrenergic agonists, and cholinergic agents increase the pressure. Secretin has the opposite effect REF: GUYTON 12TH ED
Category:
Physiology
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now