Which gastrointestinal region exhibits the highest frequency of the basic electrical rhythm (BER)?
Show answer and explanation
Correct answer: Duodenum
The frequency of slow waves varies along the GI tract, with the duodenum having the fastest rate at approximately 12 cycles per minute. In contrast, the stomach has a rate of about 3 per minute, and the ileum is about 8 to 9 per minute.
Keep practicing
More Motility and peristalsis questions
- During a peristaltic reflex, what occurs in the segment of the intestine located immediately downstream (anal-ward) of the bolus?
- The Migrating Motor Complex (MMC) is a pattern of electromechanical activity that occurs primarily during which state?
- Which of the following best describes the 'Vagovagal reflex' in the context of gastric motility?
- A patient is found to have a lack of ganglionic cells in the myenteric plexus of the distal colon. What is the most likely clinical manifes…
- What is the physiological significance of 'retropulsion' in the stomach?
- Which hormone is the primary mediator for inducing gallbladder contraction and simultaneously relaxing the Sphincter of Oddi?