He fed his pets with Beneful dry kibble dog food. We believe the lawsuit is baseless, and we intend to vigorously defend ourselves and our brand, Bill Salzman said, the Nestle Purina Pet Care Company Director of Corporation Communications. lawsuit filed in the US District Court for the Northern District of California claims that Beneful Dog Food made by Nestle Purina Pet Care Company contains toxins and chemicals that can threaten lives of thousands of pet dogs. Like Us on Facebook.
Rating Newest Oldest. Best Answer: First of all, the esophagus isn't a part of the respiratory system, it's a part of the digestive system. The trachea (or your wind pipe) is wider, stronger, and rough and bumpy in structure.
Esophagus. The esophagus is a muscular tube connecting the pharynx to the stomach that is part of the upper gastrointestinal tract. It carries swallowed masses of chewed food along its length. At the inferior end of the esophagus is a muscular ring called the lower esophageal sphincter or cardiac sphincter.he digestive system uses 3 main processes to move and mix food: 1  Swallowing. 2  Swallowing is the process of using smooth and skeletal muscles in the mouth, tongue, and pharynx to push food out of the mouth, through the pharynx, and into the esophagus. 3  Peristalsis.