Discover a world of knowledge and community-driven answers at IDNLearn.com today. Whether it's a simple query or a complex problem, our experts have the answers you need.
During peristalsis
muscles contract voluntarily to move food up and down the esophagus
muscles contract involuntarily to move food in one direction
muscles contract involuntarily to move food up and down the esophagus
muscles contract voluntarily to move food in one direction
We appreciate your contributions to this forum. Don't forget to check back for the latest answers. Keep asking, answering, and sharing useful information. Thank you for trusting IDNLearn.com. We’re dedicated to providing accurate answers, so visit us again for more solutions.
