Answers for all please Help on all please 18 What ions are i

Answers for all please

Help on all please

18) What ions are important when calculating the resting membrane?

19) What are the differences between the Nernst equation and the resting membrane equation?

20) Is a cell’s membrane ever at rest? If not, how can one remedy the resting membrane equation?

21) What is a resting potential… a graded potenial… what is an action potenial?

Solution

18. Different concentrations Na+, K+, Cl-, and Ca++ across the membrane is responsible resting membrane potential. This is caused by specific changes in membrane permeabilities for these ions.