Figure 41-2 Use the Figure to Answer the Corresponding Question(s)

question 2

Multiple Choice

Figure 41-2
Use the figure to answer the corresponding question(s) .
-When the membrane potential of a neuron reaches the threshold level:

• A) voltage-gated sodium channels open, and sodium diffuses out of the cell.
• B) voltage-gated potassium channels open for a very brief period.
• C) voltage-gated sodium channels close, so sodium cannot diffuse out of the cell.
• D) the sodium channel protein changes its shape to open the gates of the channel.
• E) the membrane potential is more negative than when at rest.

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Definitions:

Lincoln

The 16th President of the United States, Abraham Lincoln, who led the country during the Civil War and worked to end slavery.

Issue of Slavery

A central and contentious problem in American history, focusing on the ethical, moral, and economic concerns surrounding the practice of slavery, particularly in the 18th and 19th centuries.

Pro-Union Majority

A predominance of individuals or political entities that support the maintenance and unity of a federated state or union, especially relevant in the context of the Civil War in the United States.

Severe Inflation

An extreme rate of inflation, causing a rapid and uncontrollable increase in prices, significantly eroding purchasing power.