Which of the following is the pacemaker of the gastrointestinal tract?
Correct Answer: Interstitial cells of Cajal
Description: Interstitial cells of Cajal are the pacemaker cells of the GIT that initiate the basic electric rhythm(BER). These are stellate mesenchymal pacemaker cells with smooth muscle-like features. In the stomach and the small intestine, these cells are located in the circular smooth muscle layer near the myenteric plexus. In the colon, they are at the submucosal border of the circular muscle layer. Ref: Ganong&;s review of Medical physiology 26th edition Pgno: 494-495
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