Question 1
What is the primary function of potassium channels in repolarization?
Question 2
Which equation is used to describe electrical current in biology?
Question 3
Which property of voltage-dependent channels is pivotal for action potential propagation?
Question 4
What characteristic of cardiac action potentials is crucial for maintaining heart rhythm?
Question 5
What happens during the 'Late Repolarization' stage of an action potential?
Question 6
What is the primary reason neuronal action potentials vary in different parts of the brain?
Question 7
What role does the lipid bilayer of a cell membrane play in the electrical circuit model?
Question 8
Which type of drug is lidocaine, and how does it affect sodium channels?
Question 9
What is the effect of high resistance on electrical current according to Ohm's Law?
Question 10
Which stage of the action potential involves potassium efflux restoring the membrane's negativity?
Question 11
How is the action potential in pancreatic cells relevant?
Question 12
What is the definition of membrane potential?
Question 13
What is the significance of the refractory period in action potential firing?
Question 14
Which sodium channel subtype is primarily found in skeletal muscle?
Question 15
During the depolarization phase of an action potential, which ions predominantly flow into the neuron?