Human Phenotype Ontology

Last uploaded: August 13, 2024
Preferred Name

Primitive reflex
Synonyms

Archaic reflex

Primitive reflexes

Definitions

The primitive reflexes are a group of behavioral motor responses which are found in normal early development, are subsequently inhibited, but may be released from inhibition by cerebral, usually frontal, damage. They are thus part of a broader group of reflexes which reflect release phenomena, such as exaggerated stretch reflexes and extensor plantars. They do however involve more complex motor responses than such simple stretch reflexes, and are often a normal feature in the neonate or infant.

ID

http://purl.obolibrary.org/obo/HP_0002476

database_cross_reference

UMLS:C1838319

definition

The primitive reflexes are a group of behavioral motor responses which are found in normal early development, are subsequently inhibited, but may be released from inhibition by cerebral, usually frontal, damage. They are thus part of a broader group of reflexes which reflect release phenomena, such as exaggerated stretch reflexes and extensor plantars. They do however involve more complex motor responses than such simple stretch reflexes, and are often a normal feature in the neonate or infant.

has_exact_synonym

Archaic reflex

Primitive reflexes

has_obo_namespace

human_phenotype

id

HP:0002476

label

Primitive reflex

notation

HP:0002476

prefLabel

Primitive reflex

treeView

http://purl.obolibrary.org/obo/HP_0031826

subClassOf

http://purl.obolibrary.org/obo/HP_0031826

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