The Mechanism That Allows Many Na⁺ Ions to Move into the Axon

question 75

Multiple Choice

The mechanism that allows many Na⁺ ions to move into the axon is

• A)negative feedback.
• B)positive feedback.
• C)equilibrium feedback.
• D)None of the choices are correct.

---

Definitions:

Oropharynx

The part of the throat located behind the mouth, acting as a pathway for food and air.

Hyaline Cartilage

A translucent type of cartilage found on many joint surfaces. It is most common in the rib cage, nose, and trachea in the respiratory system.

Tracheal Rings

Tracheal rings are C-shaped cartilaginous structures that reinforce the trachea's walls, helping keep the airway open for respiration.

Epithelial Tissue

A type of tissue that lines the outer surfaces of organs and blood vessels, as well as the inner surfaces of cavities in many internal organs.