Jacobson’s organ
E537724
Jacobson’s organ, also known as the vomeronasal organ, is a chemosensory structure in many vertebrates that detects pheromones and other chemical cues to aid in behaviors like hunting, mating, and social communication.
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
chemosensory organ
ⓘ
sensory structure ⓘ vomeronasal organ ⓘ |
| alsoKnownAs |
VNO
ⓘ
vomeronasal organ NERFINISHED ⓘ |
| connectedTo |
accessory olfactory bulb
NERFINISHED
ⓘ
central nervous system ⓘ |
| contains |
basal cells
ⓘ
sensory receptor neurons ⓘ supporting cells ⓘ vomeronasal receptor proteins ⓘ |
| detects |
non-volatile chemical cues
ⓘ
pheromones ⓘ predator-related chemical cues ⓘ reproductive chemical signals ⓘ social chemical signals ⓘ |
| developsFrom | embryonic nasal epithelium ⓘ |
| distinguishedFrom | main olfactory epithelium ⓘ |
| evolutionaryRole | specialized detection of intraspecific chemical signals ⓘ |
| foundIn |
amphibians
ⓘ
many mammals ⓘ many vertebrates ⓘ reptiles ⓘ |
| functionallyAssociatedWith | behavioral endocrine responses ⓘ |
| involvedIn |
aggressive behavior modulation
ⓘ
hunting behavior in some species ⓘ maternal behavior modulation ⓘ mating behavior ⓘ reproductive behavior ⓘ social communication ⓘ territorial behavior ⓘ |
| linedWith | sensory epithelium ⓘ |
| locatedIn |
nasal cavity region
ⓘ
nasal septum region ⓘ roof of the mouth in some vertebrates ⓘ |
| namedAfter | Ludvig Levin Jacobson NERFINISHED ⓘ |
| oftenReducedOrAbsentIn | adult humans ⓘ |
| oftenWellDevelopedIn |
lizards
ⓘ
many rodents ⓘ many ungulates ⓘ snakes ⓘ |
| partOf |
accessory olfactory system
ⓘ
chemosensory system ⓘ |
| presentIn | many terrestrial vertebrates ⓘ |
| projectsTo | limbic system regions ⓘ |
| respondsTo | chemical stimuli dissolved in mucus ⓘ |
| stimulatedBy | flehmen behavior in some mammals ⓘ |
| studiedIn |
comparative anatomy
ⓘ
neuroethology ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.