Sympathetic nervous system
E432891
The sympathetic nervous system is a division of the autonomic nervous system that prepares the body for “fight-or-flight” responses by increasing heart rate, blood pressure, and energy mobilization.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Sympathetic nervous system canonical | 2 |
| sympathetic nervous system | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4332174 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sympathetic nervous system Context triple: [Heart, regulatedBy, Sympathetic nervous system]
-
A.
Autonomic nervous system
The autonomic nervous system is the involuntary part of the peripheral nervous system that controls and coordinates essential bodily functions such as heart rate, digestion, respiration, and glandular activity.
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B.
Parasympathetic nervous system
The parasympathetic nervous system is a division of the autonomic nervous system that promotes "rest and digest" functions by slowing heart rate and supporting routine maintenance activities of the body.
-
C.
PNS
PNS is the three-letter IATA airport code for Pensacola International Airport in Pensacola, Florida.
-
D.
The Vital Center
The Vital Center is a 1949 political treatise by historian Arthur Schlesinger Jr. that defends liberal democracy against both totalitarian communism and right-wing authoritarianism.
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E.
Takic branch
The Takic branch is a subgroup of the Uto-Aztecan language family comprising several closely related Indigenous languages of Southern California.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sympathetic nervous system Target entity description: The sympathetic nervous system is a division of the autonomic nervous system that prepares the body for “fight-or-flight” responses by increasing heart rate, blood pressure, and energy mobilization.
-
A.
Autonomic nervous system
The autonomic nervous system is the involuntary part of the peripheral nervous system that controls and coordinates essential bodily functions such as heart rate, digestion, respiration, and glandular activity.
-
B.
Parasympathetic nervous system
The parasympathetic nervous system is a division of the autonomic nervous system that promotes "rest and digest" functions by slowing heart rate and supporting routine maintenance activities of the body.
-
C.
PNS
PNS is the three-letter IATA airport code for Pensacola International Airport in Pensacola, Florida.
-
D.
The Vital Center
The Vital Center is a 1949 political treatise by historian Arthur Schlesinger Jr. that defends liberal democracy against both totalitarian communism and right-wing authoritarianism.
-
E.
Takic branch
The Takic branch is a subgroup of the Uto-Aztecan language family comprising several closely related Indigenous languages of Southern California.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
component of peripheral nervous system
ⓘ
division of autonomic nervous system ⓘ |
| associatedWith | adrenergic receptors ⓘ |
| belongsTo | efferent nervous system ⓘ |
| clinicalRelevance |
overactivity associated with anxiety and chronic stress
ⓘ
target of many antihypertensive drugs ⓘ |
| constricts |
cutaneous blood vessels
ⓘ
splanchnic blood vessels ⓘ |
| contains |
postganglionic neurons
ⓘ
preganglionic neurons ⓘ |
| controls |
pupil dilation
ⓘ
sweating ⓘ vasoconstriction ⓘ |
| counterbalances | parasympathetic nervous system ⓘ |
| dilates |
bronchioles
ⓘ
pupils ⓘ |
| function | prepare body for acute stress ⓘ |
| includes |
adrenal medulla
ⓘ
prevertebral ganglia ⓘ sympathetic chain ganglia ⓘ |
| increases |
blood pressure
ⓘ
cardiac output ⓘ heart rate ⓘ respiratory rate ⓘ |
| innervates |
bronchial smooth muscle
ⓘ
heart ⓘ piloerector muscles ⓘ pupillary dilator muscle ⓘ sweat glands ⓘ vascular smooth muscle ⓘ |
| involvedIn |
blood pressure regulation
ⓘ
stress response ⓘ thermoregulation ⓘ |
| mobilizes |
fatty acids
ⓘ
glucose ⓘ |
| modulates | basal vascular tone ⓘ |
| originatesFrom | thoracolumbar spinal cord ⓘ |
| originSegment | T1–L2 spinal cord segments ⓘ |
| partOf | autonomic nervous system ⓘ |
| redistributes | blood flow to skeletal muscle ⓘ |
| reduces |
digestive secretions
ⓘ
gastrointestinal motility ⓘ |
| regulates | fight-or-flight response ⓘ |
| stimulates |
glycogenolysis in liver
ⓘ
lipolysis in adipose tissue ⓘ |
| usesNeurotransmitter |
acetylcholine at preganglionic synapses
ⓘ
epinephrine via adrenal medulla ⓘ norepinephrine at most postganglionic synapses ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Sympathetic nervous system Description of subject: The sympathetic nervous system is a division of the autonomic nervous system that prepares the body for “fight-or-flight” responses by increasing heart rate, blood pressure, and energy mobilization.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Sympathetic nervous system