FB2026_03 , released September 17, 2026

CV Term Report

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General Information

Term

larval ventral VUM motor neuron of abdominal 1 neuromere

ID (Ontology)

FBbt:00002248 (Fly Anatomy)

Definition

Larval ventral VUM motor neuron with its soma in the abdominal 1 neuromere. It forms type II synapses to a muscle cell of abdominal 1 ventral oblique muscle 1 and a muscle cell of abdominal 1 ventral oblique muscle 5 and a muscle cell of abdominal 1 ventral oblique muscle 4 and a muscle cell of abdominal 1 ventral longitudinal muscle 1 and a muscle cell of abdominal 1 ventral longitudinal muscle 2 and a muscle cell of abdominal 1 ventral oblique muscle 2.

Also Known As

"A1 MNSNb/d-II" ; "A1 ventral VUM MN" ; "abdominal 1 MNSNb/d-II" (for all, see Synonyms field below)

Comment

Links to External Ontologies

VFB:FBbt_00002248

Annotations

Records annotated with this term OR any of its CHILD TERMS

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Direct annotations: records annotated with this exact term (child terms are NOT included)

Data Class	Field	Direct annotations
Alleles (FBal)	PHENOTYPE_MANIFEST_IN

Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records

Full annotation statements	Relevant FlyBase reports
Full annotation statements	Alleles
larval ventral VUM motor neuron of abdominal 1 neuromere (all annotations which use CV term, excluding "NOT" statements)

Spanning Tree (Parents/Children)

larval neuron
 |__larval abdominal 1 neuron_________________________
abdominal neuron                                      |
 |__larval abdominal 1 neuron_________________________|
 |__larval A1-7-innervating ventral VUM motor neuron__|
abdominal segment motor neuron                        |
 |__larval A1-7-innervating ventral VUM motor neuron__|
larval A1-7-innervating ISN motor neuron              |
 |__larval A1-7-innervating ventral VUM motor neuron__|
larval ventral VUM motor neuron                       |
 |__larval A1-7-innervating ventral VUM motor neuron__|
                                                      larval ventral VUM motor neuron of abdominal 1 neuromere  3 rec.

Spanning Tree View Settings
Parents/Children View Depth	Show hierarchy levels: for parents, for children
Relationships
Is a	larval abdominal 1 neuron larval A1-7-innervating ventral VUM motor neuron
Part of
Synonyms & Secondary IDs
Synonyms
	"A1 MNSNb/d-II" EXACT "A1 ventral VUM MN" EXACT "abdominal 1 MNSNb/d-II" EXACT "abdominal 1 ventral VUM MN" EXACT "abdominal 1 ventral VUM motor neuron" EXACT "abdominal 1 VUM2 neuron" EXACT
Secondary IDs

External Crossreferences & Linkouts
	VFB:FBbt_00002248