18 Questions
Contiguous conduction is the spread of action potential through every ______.
patch
Saltatory conduction results in relatively faster transfer of action potential due to ______.
leaps
______ sheath plays a crucial role in speeding up action potential propagation.
Myelin
Schwann cells myelinate axons in the ______ nervous system.
peripheral
Nodes of Ranvier are gaps along the myelinated axons where action potential ______.
will occur
The one-way propagation of action potential is ensured by ______.
Refractory Periods
After reaching back to resting membrane potential, the voltage gated K+ channels will fully ______
close
The threshold potential for action potential is typically around -50 to -55 ______
mV
Graded potential is dependent on the triggering ______
potential
Action potential is an ______ or none potential
all
The axon hillock is the ______ zone and initiates action potential
trigger
Myelination helps in faster ______ potential propagation
action
When the graded potential reaches a ______ potential, it will trigger the formation of an action potential.
threshold
The activation gate of the voltage gated Na+ channel is like a hinge door that opens and closes based on changes in the membrane ______.
potential
The inactivation gate of the voltage gated Na+ channel is a sequence of amino acids facing the ______ (intracellular fluid).
ICF
During the action potential, the activation gate of the voltage gated K+ channel opens at the ______ event.
depolarization
The action potential involves a 100mV ______.
change
The inactivated state of the voltage gated Na+ channel occurs when the ball and chain sequence binds to a receptor, closing the ______.
channel
Test your knowledge on the different methods of action potential propagation in neurons, including contiguous conduction and saltatory conduction. Learn about the role of myelin sheath, Nodes of Ranvier, and voltage-gated channels in the transmission of action potentials.
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