Resting membrane potential

Resting membrane potential

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Health Sciences, Biology, Chemistry, Engineering, Physics, Science

University

Hard

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The video tutorial by Doctor Morton explains the concept of resting membrane potential, its significance, and how it is measured. It covers the role of ion channels, particularly potassium and sodium, in establishing and maintaining this potential. The tutorial also delves into the Nernst equation for calculating equilibrium potential and discusses the sodium-potassium pump's role in maintaining the resting membrane potential. The importance of understanding these concepts for medical students is emphasized throughout.

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4 questions

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1.

OPEN ENDED QUESTION

3 mins • 1 pt

Describe the changes in membrane potential during depolarization and repolarization.

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2.

OPEN ENDED QUESTION

3 mins • 1 pt

How is the Nernst equation used to calculate resting membrane potential?

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3.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the typical resting membrane potential for different types of cells?

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4.

OPEN ENDED QUESTION

3 mins • 1 pt

What is the significance of the concentration gradients of sodium and potassium across the membrane?

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