Not necessarily. Drinking water is a form of peristalsis, and it is involuntary.
Esophagus is an anatomy organ and hasn't a chemical formula.
The gatekeeper of the esophagus is called the lower esophageal sphincter (LES). It is a muscular ring at the junction of the esophagus and stomach that helps to prevent stomach acid from flowing back into the esophagus.
The passageway for food that is behind the trachea is the esophagus. After swallowing, food travels down the esophagus to reach the stomach for digestion, while air goes down the trachea to enter the lungs for respiration.
There was a voluntary firefighter meeting for the people who wanted to volunteer.
esophagus
Well, an example of involuntary is your esophagus or intestines. We were taught that digestion is an involuntary process, so I am sorry but I do not know of any voluntary muscle examples.
In taking a drink from a glass, you make several voluntary movements, the last being swallowing; which leads to several involuntary movements of esophagus, throat, and stomach.
Transports food from pharynx to stomach; Passes through esophageal hiatus,usually accompanied by voluntary movementsto expel feces through abdominal
I can give you several sentences.The esophagus leads to the stomach.His esophagus had an ulcer.Stomach acid can splash into the esophagus.
From the mouth to the stomach is the esophagus.
Yes, they have an esophagus.
esophagus
The esophagus leads to the stomach.
The laryngopharynx is continuous with the esophagus.
pain in the esophagus is?
What is the size of a person's esophagus
Esophagus comes from Latin