Some Neural Tissues Retain Stem Cells and Thus the Capacity

question 7

Multiple Choice

Some neural tissues retain stem cells and thus the capacity to divide and replace lost neurons. Which of these special senses can replace its damaged neural receptors?

• A) olfaction
• B) audition
• C) equilibrium
• D) vision
• E) none of the above

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Definitions:

Thick Secretions

Viscous bodily fluids that may obstruct airways or complicate medical conditions, necessitating medical intervention.

Tenacious Mucus

A thick and sticky phlegm or secretion produced by the mucous membranes of airways, which is particularly difficult to clear.

Tracheostomy Tube

A tube inserted into a surgically created hole (tracheostomy) in the front of the neck and into the trachea to assist breathing.

Normal Saline Instillation

The process of introducing a salt water solution, usually isotonic to body fluids, into the body for medical purposes, such as cleansing or hydration.