This Portion of the Upper Respiratory System Serves Only as an Air

question 8

Multiple Choice

This portion of the upper respiratory system serves only as an air passageway.

• A) laryngopharynx
• B) nasopharynx
• C) oropharynx

---

Definitions:

Gray Matter

A major component of the central nervous system, consisting of neuronal cell bodies, neuropil (dendrites and unmyelinated axons), glial cells, and capillaries, involved in muscle control, sensory perception, and decision making.

Myelin-Covered Axons

Nerve fibers that are encased in myelin, a fatty substance that speeds up the transmission of nerve impulses.

Electrical Currents

The flow of electric charge through a conductor, typically measured in amperes, and a fundamental concept in electrical engineering and physics.

Brain Damage

Physical harm to the brain that impairs its functions, potentially resulting from injury, disease, or neurological disorders.