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{{#invoke:Hatnote|hatnote}} {{#invoke:Infobox|infobox}}{{safesubst:#invoke:Check for unknown parameters|check|unknown= | Type | type | Name | neuron_name | name | MapPosIGNORE_PARAMETER | MapIGNORE_PARAMETER | TA98IGNORE_PARAMETER | ImageMap | Imagemap | image_map | MapWidth | map_caption | MapCaption | Image | image | image_neuron | Width | image_size | Alt | alt | Caption | caption | caption_neuron | Image2 | image2 | Width2 | image2_size | Alt2 | alt2 | Caption2 | caption2 | caption2_neuron | Latin | Greek | part_of | PartOf | is_part_of | IsPartOf | CarnegieStage | days | Days | system | System | components | Components | location | function | neurotransmitter | morphology | afferents | efferents | Origin | Origins | origin | origins | Insertion | Insertions | insertion | insertions | Articulation | Articulations | articulations | Supplies | DrainsFrom | Drainsfrom | BranchFrom | Branchfrom | Source | source | DrainsTo | Drainsto | BranchTo | Branchto | Blood | blood | artery | Artery | vein | Vein | nerve | Nerve | NerveRoot | lymph | Lymph | Action | action | PhysicalExam | Antagonist | precursor | Precursor | gives_rise_to | GivesRiseTo | From | To | Innervates | FiberType | acronym | Acronym | code | Code | BrainInfoType | BrainInfoNumber | NeuroLex | NeuroLexID | Dorlands | DorlandsID | DorlandsPre | DorlandsSuf | TH | TE | FMA | MeshName | Meshname | MeSHname | MeshYear | MeshNumber | BamsSlug | GraySubject | GrayPage}}

The thumb is the first digit of the hand. When a person is standing in the medical anatomical position (where the palm is facing to the front), the thumb is the outermost digit. The Medical Latin English noun for thumb is pollex (compare hallux for big toe), and the corresponding adjective for thumb is pollical.


Thumb sections
Intro  Definition  Human anatomy  Evolution  See also  Notes  References  External links  

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