Action Potentials Move Along Axons

question 58

Multiple Choice

Action potentials move along axons

• A) more slowly in axons of large than in small diameter.
• B) by the direct action of acetylcholine on the axonal membrane.
• C) by activating the sodium-potassium "pump" at each point along the axonal membrane.
• D) more rapidly in myelinated than in non-myelinated axons.
• E) by reversing the concentration gradients for sodium and potassium ions.

---

Definitions:

Macro Practice

Social work intervention and practice focused on larger groups, communities, societies, or systems rather than on individual clients or families.

Scientific Management Model

A management theory focusing on improving economic efficiency, especially labor productivity, through scientific methods.

Optimal Way

The most efficient or effective method to achieve a specific goal or outcome.

Hawthorne Effect

The phenomenon where individuals modify an aspect of their behavior in response to their awareness of being observed.