Which Sphincter Is Composed of Smooth Muscle Between the Esophagus

question 34

Multiple Choice

Which sphincter is composed of smooth muscle between the esophagus and stomach?

• A)lower esophageal sphincter
• B)internal anal sphincter
• C)upper esophageal sphincter
• D)sphincter of Oddi
• E)pyloric sphincter

---

Definitions:

Personal Savings

The portion of an individual's income that is not spent on consumption and is set aside for future use.

Credit Union

A financial institution that is owned and operated by its members, focusing on providing credit at competitive rates as well as other financial services.

Maturity Value

For an interest-bearing note, it is the sum of the face value (principal) and the interest dollars: MV = P + I.

360-Day Year

An accounting assumption that simplifies interest calculations by using a year composed of twelve 30-day months.