A Physiology Experiment Is Conducted in Which Drug X Is

question 5

Multiple Choice

A physiology experiment is conducted in which Drug X is applied to a nerve axon. The drug causes a gradual decrease in the amplitude of individual action potentials and a gradual depolarization of the resting membrane potential. Drug X is most likely to inhibit which of the following?

• A)Na⁺ inactivation
• B)Na⁺-K⁺-ATPase pump
• C)Voltage-gated K⁺ channels
• D)Voltage-gated Na⁺ channels

---

Definitions:

Union Army

The land force that fought for the Northern states during the American Civil War (1861-1865), opposing the Confederacy.

High Casualties

Refers to situations where there is a large number of deaths and injuries, often used in the context of military conflicts, battles, or disasters.

Second Inaugural Address

Often refers specifically to Abraham Lincoln's second inaugural speech in 1865, which focused on reconciliation at the end of the Civil War.

Divine Punishment

The concept of a deity or deities administering punitive actions to individuals or communities for moral failings or disobedience to divine laws.