Abductor digiti minimi muscle (hand)
Last revised by Dr Daniel J Bell ◉ on 02 Aug 2021
Citation, DOI & article data
Citation:
Oh, G., Bell, D. Abductor digiti minimi muscle (hand). Reference article, Radiopaedia.org. (accessed on 07 Oct 2022) https://doi.org/10.53347/rID-45027
Permalink:
rID:
45027
Article created:
12 May 2016 by Dr Geon Oh
Revisions:
13 times by 9 users - see full revision history
System:
Section:
Tag:
Synonyms:
- Abductor digiti minimi muscles (hand)
The abductor digiti minimi muscle overlies the opponens digiti minimi muscle, within the hypothenar eminence, and is one of the intrinsic muscles of the hand. Occasionally an accessory abductor digiti minimi muscle of the hand is present.
Summary
- origin: pisiform, pisohamate ligament, and tendon of flexor carpi ulnaris
- insertion: 5th proximal phalanx
- action: abducts 5th finger at metacarpophalangeal joint
- arterial supply: ulnar artery
- innervation: deep branch of ulnar nerve
References
- 1. Gray's Anatomy for Students: With STUDENT CONSULT Online Access, 3e. Churchill Livingstone. ISBN:0702051314. Read it at Google Books - Find it at Amazon
- 2. Clinically Oriented Anatomy. Lippincott Williams & Wilkins. ISBN:1451119453. Read it at Google Books - Find it at Amazon
- 3. Last's Anatomy. Churchill Livingstone. ISBN:0702033944. Read it at Google Books - Find it at Amazon
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skeleton of the upper limb
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accessory ossicles of the wrist (mnemonic)
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pectoral girdle
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shoulder joint
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glenohumeral joint
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shoulder joint
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elbow joint
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wrist joint
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ligaments
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- long radiolunate ligament
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hand joints
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metacarpophalangeal joints
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interphalangeal joints
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pectoral girdle
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anterior compartment of the forearm
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posterior compartment of the forearm (extensors)
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accessory muscles
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arteries
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arteries
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brachial plexus (mnemonic)
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- terminal branches
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