Graded Potentials

Question 1

What is a graded potential?

Answer 1

Small deviations from resting potential (-70mV)

Question 2

What happens during hyper polarisation?

Answer 2

Membrane becomes more negative

Question 3

What happens during depolarisation?

Answer 3

Membrane becomes more positive

Question 4

What does the variation in amplitude of the the signals depend on?

Answer 4

-Strength of stimuli
-If localised

Question 5

Where do graded potentials mostly occur?

Answer 5

Dendrites and the cell body of a neuron