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.
Anatomically and functionally, the esophagus is the least complex section of the digestive tube. Its role in digestion is simple: to convey boluses of food from the pharynx to the stomach.The esophagus begins as an extension of the pharynx in the back of the oral cavity.bsorption in the esophagus is virtually nil. The mucosa does contain mucous glands that are expressed as foodstuffs distend the esophagus, allowing mucus to be secreted and aid in lubrication. The body of the esophagus is bounded by physiologic sphincters known as the upper and lower esophageal sphincters.