What Is Caused by the Inability of Na⁺ Ion Channels

question 21

Multiple Choice

What is caused by the inability of Na⁺ ion channels to open for several milliseconds after their inactivation?

• A)hyperpolarization
• B)depolarization
• C)termination
• D)a refractory period
• E)an action potential

---

Definitions:

Interview Process

The sequence of stages or steps undertaken during the recruitment or selection of a candidate, usually involving one or more interviews.

Career Portfolio

A collection of documents and evidence showcasing an individual's professional accomplishments, skills, and goals.

Samples of Work

Examples or pieces of work that demonstrate an individual's skill, quality, and experience in a particular field.

Job Descriptions

A formal account of an employee's responsibilities, duties, and possibly the qualifications required for a particular position.