Which If the Following Is True About Voltage-Gated Na⁺ Channels

question 47

Multiple Choice

Which if the following is true about voltage-gated Na⁺ channels in the axon?

• A) They remain open as long as the membrane is sufficiently hyperpolarized.
• B) They remain open as long as the membrane is sufficiently depolarized.
• C) They remain open for only a short period of time after the cell is sufficiently depolarized.
• D) They belong to a family of channels that are made of five subunits.
• E) They have about the same relative permeability ratio (P_Na/P_K) as ACh channels.

Learn about historical volcanic eruptions and their impacts.

Grasp the concept of volcanic monitoring and prediction techniques.

Understand the role of magma movement in volcanic eruptions.

Differentiate between types of volcanoes and their hazard potentials.

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A range of behaviors that can result in both physical and emotional harm to oneself, others, or objects in the environment.

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