Increasing the Concentration of Potassium Ions on the Outside of the Membrane

question 56

Multiple Choice

Increasing the concentration of potassium ions on the outside of the membrane (for example, increasing potassium outside from 3 to 20 mM)

• A) does not change the potassium ion equilibrium potential.
• B) makes the potassium ion equilibrium potential more negative.
• C) makes the potassium ion equilibrium potential more positive.
• D) changes the mean open time of potassium channels.
• E) change the electrostatic charges within the pore of the channel.

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Definitions:

Cherokee Language

A Southern Iroquoian language spoken by the Cherokee people, notable for its unique writing system, the Cherokee syllabary, invented by Sequoyah.

Sequoyah

A Native American silversmith and scholar known for creating the Cherokee syllabary, a writing system for the Cherokee language.

Jefferson

Thomas Jefferson, a Founding Father of the United States, the principal author of the Declaration of Independence, and the third president of the United States.

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