If the First Sphincter of the Digestive Tube Does Not

question 39

Multiple Choice

If the first sphincter of the digestive tube does not operate properly,what condition could result?

• A) stomach ulcers
• B) small intestine ulcers
• C) tooth decay
• D) heartburn
• E) constipation

---

Definitions:

Peripheral Nervous System

The part of the nervous system that consists of the nerves and ganglia outside of the brain and spinal cord, connecting the central nervous system to limbs and organs.

Spinal Cord

A long, thin, tubular structure made up of nervous tissue, which extends from the medulla oblongata in the brainstem to the lumbar region of the vertebral column; it transmits neural signals between the brain and the rest of the body.

Neural Networks

Computing systems vaguely inspired by the biological neural networks that constitute animal brains, used in machine learning and artificial intelligence.

Central Nervous System

The complex of nerve tissues that controls the activities of the body, comprising the brain and spinal cord.