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 â Digestive System. Upper esophageal sphincter is a muscle bundle at the beginning of the esophagus. This muscle is in use when breathing, eating, belching, and vomiting. Immediately, when swallowing the upper esophageal sphincter opens to allow the bolus (masticated food) to pass into the esophagus.hat is Esophagus? A magic tube connecting the mouth to stomach, its help moves the food from the mouth to stomach and stops reverse motion from the stomach.