Opponens digiti minimi muscle of hand
Opponens digiti minimi muscle | |
---|---|
Details | |
Origin | Hook of the hamate bone and the flexor retinaculum of the hand |
Insertion | Medial border of the fifth metacarpal bone |
Artery | Ulnar artery |
Nerve | Ulnar nerve |
Actions | Opposes the fifth digit |
Antagonist | Extensor digiti minimi muscle |
Identifiers | |
Latin | Musculus opponens digiti minimi |
TA98 | Lua error in Module:Wikidata at line 746: attempt to index field 'wikibase' (a nil value). |
TH | {{#property:P1694}} |
TE | {{#property:P1693}} |
FMA | {{#property:P1402}} |
Anatomical terms of muscle [[[d:Lua error in Module:Wikidata at line 865: attempt to index field 'wikibase' (a nil value).|edit on Wikidata]]] |
The opponens digiti minimi muscle is one of the intrinsic muscles of the hand. It is located in the hypothenar eminence, which is the muscular prominence on the medial side of the palm.
Anatomy[edit | edit source]
The opponens digiti minimi muscle originates from the hook of the hamate bone and the flexor retinaculum of the hand. It inserts into the medial border of the fifth metacarpal bone.
Innervation[edit | edit source]
The muscle is innervated by the deep branch of the ulnar nerve.
Blood Supply[edit | edit source]
The blood supply to the opponens digiti minimi muscle is provided by the ulnar artery.
Function[edit | edit source]
The primary function of the opponens digiti minimi muscle is to oppose the fifth digit (little finger) towards the thumb, which is essential for grasping objects.
Clinical Significance[edit | edit source]
Injury or damage to the ulnar nerve can impair the function of the opponens digiti minimi muscle, leading to difficulties in performing tasks that require fine motor skills.
See Also[edit | edit source]
- Hypothenar muscles
- Flexor digiti minimi brevis muscle
- Abductor digiti minimi muscle of hand
- Ulnar nerve
- Hand anatomy
References[edit | edit source]
Navigation: Wellness - Encyclopedia - Health topics - Disease Index - Drugs - World Directory - Gray's Anatomy - Keto diet - Recipes
Search WikiMD
Ad.Tired of being Overweight? Try W8MD's physician weight loss program.
Semaglutide (Ozempic / Wegovy and Tirzepatide (Mounjaro / Zepbound) available.
Advertise on WikiMD
WikiMD is not a substitute for professional medical advice. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates Wikipedia, licensed under CC BY SA or similar.
Translate this page: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
தமிழ்,
తెలుగు,
Urdu,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
বাংলা
European
español,
Deutsch,
français,
Greek,
português do Brasil,
polski,
română,
русский,
Nederlands,
norsk,
svenska,
suomi,
Italian
Middle Eastern & African
عربى,
Turkish,
Persian,
Hebrew,
Afrikaans,
isiZulu,
Kiswahili,
Other
Bulgarian,
Hungarian,
Czech,
Swedish,
മലയാളം,
मराठी,
ਪੰਜਾਬੀ,
ગુજરાતી,
Portuguese,
Ukrainian
Contributors: Prab R. Tumpati, MD