Which Sphincter Is Composed of Smooth Muscle Between the Esophagus

question 15

Multiple Choice

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

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

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Definitions:

Psychological Functions

Fundamental cognitive processes described by Carl Jung, such as thinking, feeling, sensing, and intuiting, that underlie human behavior and personality.

Shadow Archetype

The dark side of the personality; the archetype that contains primitive animal instincts.

Society

A structured community of people bound together by similar traditions, institutions, or nationality.

Immoral

Actions or behaviors that are considered wrong or unethical by societal standards.