extensornoun [ C ]
uk/ɪkˈstent.sər/us/ɪkˈsten.sɚ/specializeda muscle that moves an arm, leg, or other body part into a straight position from a bent one
Thesaurus: synonyms and related words
Substances & structures in the body
- abductor
- accessorius
- adductor
- agonist
- alveolus
- amyloid
- atheroma
- caecum
- gyrus
- hallucis
- hilum
- hilus
- hormonal
- lymph vessel
- periosteum
- peritoneal
- peritoneum
- phosphatase
- platysma
- vitreous humour
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Examples from literature
- It is more marked in the extensor than in the flexor groups of muscles.
- Some had their sleeves pushed up to the elbow to exhibit their compact flexors and extensors.
- The muscles which bend the limbs are called flexors while those which straighten them are known as extensors.
- Volar flexion is limited by the extensors of the phalanges.
- Wasting of the muscles, especially the extensors, in the vicinity of the joint is a constant accompaniment of arthritis.