label: descending neuron/DN similar to aSP3; descending neuron/DN similar to aSP3; DNa_L; Part of comprehensive neck connective tracing, contact Connectomics Group Cambridge for more detailed information on descending/ascending neurons; Google: 4229879580 ET; Catmaid ID: 17203934; WEDd1; left; acetylcholine; WEDd1; left; acetylcholine; Google: 4229879580 ET