Assertion: axon's segment | /r/HasAspect | lower threshold
Facets:
value: for action-potential initiation
type: PURPOSE
Source sentences:
text: To examine the possibility that the axon initial segment has a lower threshold for action-potential initiation, we plotted the membrane potential at which spikes were initiated with intra-axonal current pulses versus distance along the axon from the soma (Fig. 7).