Neuron at Rest

Question 1

What is the resting potential in the cell membrane

Answer 1

-60 to -70 Mv

Question 2

What ions diffuse out of the cell

Answer 2

Sodium

Question 3

What is the charge inside the cell

Answer 3

Negative due to the negatively charged ions in the cytoplasm

Question 4

Ratio of sodium-potassium pump exchange

Answer 4

For every 3 sodium ions out, 2 potassium ions are pumped in

Question 5

Concentration of sodium

Answer 5

Higher outside than inside

Question 6

Concentration of potassium

Answer 6

Higher inside than outside

Question 7

Which channel is mostly open

Answer 7

Potassium

Question 8

Which channel is mostly closed

Answer 8

Sodium