Q: How much will it cost to renew a U.S. passport? A: The cost depends on the type of application, for example an adult passport cost $110 to renew and an child passport costs $80. Q: I need my passport in hurry. What can I do. A: You can expedite your passport renewal for a $60 fee.
Normal Function. The esophagus seems to have only one important function in the body-to carry food, liquids, and saliva from the mouth to the stomach.The stomach then acts as a container to start digestion and pump food and liquids into the intestines in a controlled process.ormal Function. The esophagus seems to have only one important function in the body-to carry food, liquids, and saliva from the mouth to the stomach.
Esophagus. The esophagus is a hollow muscular tube that connects the back of the throat to the top of the stomach. In an adult, this tube normally ranges from about 10-14 inches in length, and one inch in diameter. At rest, the esophagus is closed but opens readily to accept food and liquids. The muscles in the upper portion of the esophagus are under voluntary control. The remaining portion consists of smooth muscle like the rest of the digestive tract and is not under voluntary control. An internal image of a healthy esophagus. To keep food from coming back up from the stomach, the esophagus has two circular bands of involuntary muscle.