The Relative Refractory Period Occurs After the Action Potential Is

question 217

Multiple Choice

The relative refractory period occurs after the action potential is complete because of the

• A) lingering inactivation of the voltage-gated Na⁺ channels.
• B) slowness of the voltage-gated channels.
• C) the sodium-potassium pump.
• D) both (a) and (b).
• E) both (b) and (c).

---

Definitions:

President Pro Tempore

A senior senator of the majority party chosen to preside over the U.S. Senate in the absence of the Vice President, often holding ceremonial duties and succession importance.

Party Whip

An official in a political party whose primary purpose is to ensure party discipline and secure vote unity among its members in legislative votes.

Majority Leader

The head of the majority party in a legislative body, who often has a significant influence in directing legislative priorities and managing actions on the floor.

Republican Decline

A period or trend where the Republican Party experiences a decrease in influence, support, or electoral success.