The _______ is the voltage level at which an action potential is triggered in a patch of axon membrane.
a. resting membrane potential
b. hyperpolarization event
c. threshold of excitation
d. rate level
e. refractory period
Question 2
A(n) _______ will be recorded from a nerve cell whose membrane potential rises above threshold.
a. action potential
b. local potential
c. downward shift of the threshold of excitation
d. upward shift of the membrane threshold
e. long-term change in the membrane potential
The reflection nebula NGC 1999 is brilliantly illuminated by V380 Orionis (center), a variable star
Action of penicillinase.
The primary ignition system is used to trigger and therefore create the secondary (high-voltage) ...
The two mechanisms for terminating neurotransmitter action in the synapse: reuptake and enzymatic ...
Transmission of the action potential
Scheme for action of the E. coli clamp loader