| Name: | midbrain |
|---|---|
| Synonyms: | mesencephalon |
| Definition: | The brain region between the forebrain anteriorly and the hindbrain posteriorly, including the tectum dorsally and the midbrain tegmentum ventrally. |
| Ontology: | Anatomy Ontology [ZFA:0000128] |
| Name: | action potential |
|---|---|
| Synonyms: | |
| Definition: | A process in which membrane potential cycles through a depolarizing spike, triggered in response to depolarization above some threshold, followed by repolarization. This cycle is driven by the flow of ions through various voltage gated channels with different thresholds and ion specificities. |
| Ontology: | GO: Biological Process [GO:0001508] QuickGO AmiGO |