Answer: Pyloric sphincter.
- A Cardiac sphincter
- B Pyloric sphincter
- C Anal sphincter
- D Ileocaecal sphincter
Correct answer: B. Pyloric sphincter
Explanation: The pyloric sphincter regulates the passage of chyme from the stomach into the duodenum of the small intestine.
The human digestive system. Image: LadyofHats (Mariana Ruiz), Public Domain, via Wikimedia Commons.
Concept context
The digestive tract, digestive enzymes, hormonal control of digestion, and liver function. High NEET weightage.