The Lower Esophageal Sphincter Relaxes

question 167

Multiple Choice

The lower esophageal sphincter relaxes:

• A)as part of the swallowing reflex
• B)as soon as swallowed food has reached the stomach
• C)most of the time while the stomach is contracting
• D)whenever swallowing is not taking place

---

Definitions:

United States Patent And Trademark Office

The federal agency for granting U.S. patents and registering trademarks, overseeing the protection of intellectual property.

Domain Name

The address of a website on the internet, which corresponds to a specific IP address and is used to access online information.

License

A legal authorization that grants the licensee the right to use, operate, or engage in an activity that is otherwise illegal, prohibited, or regulated.

Copyrighted Work

A piece of intellectual property that has been legally registered to secure exclusive rights to its creator for reproduction and distribution.