Which Sphincter or Valve Protects the Small Intestine from the Harmful

question 43

Multiple Choice

Which sphincter or valve protects the small intestine from the harmful bacteria that are present in the large intestine?

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

---

Definitions:

Gradual Emancipation

A process of abolishing slavery that occurs in stages over a period of time rather than immediately.

Manumission

The act of a slave owner freeing their slaves, a practice that occurred in the United States and elsewhere prior to the abolition of slavery.

Prominent Men

Individuals who stand out in society due to their achievements, influence, or contributions to various fields or social causes.

American Slaves

Individuals held in bondage and forced into labor without pay, primarily in the United States before the abolition of slavery with the Thirteenth Amendment in 1865.