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24 Subcategories

• ovipositor go
  egg-laying tubular structure at the end of the abdomen in many female insects and some fishes
  
• siphon, syphon go
  a tubular organ in an aquatic animal (especially in mollusks) through which water can be taken in or expelled
  
• ctene, comb-plate go
  a locomotor organ consisting of a row of strong cilia whose bases are fused
  
• wing go
  a movable organ for flying (one of a pair)
  
• foot, invertebrate foot go
  any of various organs of locomotion or attachment in invertebrates
  
• sucker go
  an organ specialized for sucking nourishment or for adhering to objects by suction
  
• stinger go
  a sharp organ of offense or defense (as of a wasp or stingray or scorpion) often connected with a poison gland
  
• contractile organ, contractor go
  a bodily organ that contracts
  
• primordium, anlage go
  an organ in its earliest stage of development
  
• vital organ, vitals go
  a bodily organ that is essential for life
  
• effector go
  an organ (a gland or muscle) that becomes active in response to nerve impulses
  
• external organ go
  an organ that is situated on or near the surface of the body
  
• internal organ, viscus go
  a main organ that is situated inside the body
  
• sense organ, sensory receptor, receptor go
  an organ having nerve endings (in the skin or viscera or eye or ear or nose or mouth) that respond to stimulation
  
• clapper, tongue, lingua, glossa go
  a mobile mass of muscular tissue covered with mucous membrane and located in the oral cavity
  
• speech organ, vocal organ, organ of speech go
  any of the organs involved in speech production
  
• lens, crystalline lens, lens of the eye go
  biconvex transparent body situated behind the iris in the eye
  
• gland, secretory organ, secretor, secreter go
  any of various organs that synthesize substances needed by the body and release it through ducts or directly into the bloodstream
  
• organelle, cell organelle, cell organ go
  a specialized part of a cell
  
• end organ go
  a specialized structure at the peripheral end of some motor or sensory nerve fibers
  
• reproductive organ, sex organ go
  any organ involved in sexual reproduction
  
• target organ go
  (radiology) organ intended to receive the therapeutic dose of a radioactive substance
  
• taret organ go
  (endocrinology) organ most affected by a particular hormone
  
• erectile organ go
  an organ containing erectile tissue