FB2025_05 , released December 11, 2025
FB2025_05 , released December 11, 2025
CV Term Report
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General Information
Term tracheal system ID (Ontology) FBbt:00005024 (Fly Anatomy)
Definition Air-filled network of tracheae, opening to the exterior via spiracles and containing minute tracheoles where gaseous exchange between air and tissues occurs (Miller, 1950).[ FlyBase:FBrf0007735 FlyBase:FBrf0064787 ]
Also Known As "respiratory system"
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Annotations
Records annotated with this term OR any of its CHILD TERMS
Records annotated with this exact term (annotations to child terms are NOT included)
Data Class Field Records
Alleles (FBal)  PHENOTYPE_MANIFEST_IN      46
Insertions (FBti)  PHENOTYPE_MANIFEST_IN       1
Constructs (FBtp)  PHENOTYPE_MANIFEST_IN       8
show Full annotation statements including this term (annotations to child terms are NOT included), and relevant FlyBase records
 Full annotation statements 
Relevant FlyBase reports
 Alleles Genes Images Insertions Constructs
 tracheal system (all annotations which use CV term, excluding "NOT" statements)      48     10     51      1      9
     tracheal system | embryonic stage 16       2       --       --       --       2
Spanning Tree (Parents/Children)
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  multicellular structure
   |__organ system
       |__tracheal system  3068 rec.
           |__adult tracheal system 179 rec.
           |__larval tracheal system 2634 rec.
           |__pupal tracheal system 177 rec.
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UBERON:0005155