opponens pollicis

Definition

muscle of the upper limb

Source: Wikidata · Licence: CC0-1.0

Description from Wikidata (https://www.wikidata.org/), available under CC0 1.0 (https://creativecommons.org/publicdomain/zero/1.0/).

Relations

Origin

tubercle of trapezium, flexor retinaculum of wrist

Insertion

first metacarpal bone

Action

opposition of the thumb

Innervation

branch of median nerve to opponens pollicis

Sub-structures

• left opponens pollicis
• right opponens pollicis

Neighbouring structures

• abductor pollicis brevis
• flexor pollicis brevis

Read more

Wikipedia (English)

Identifiers

TA2

2525

TA98

A04.6.02.058

FMA

37379

Wikidata

Q931622