triceps brachii muscle
muscle of the upper limb
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Summary
triceps brachii muscle is a class of anatomical entity[1]. It ranks in the top 7% of class of anatomical entity entities by monthly Wikipedia readership (4,641 views/month).[2]
Key Facts
- Instance of: chiral muscle organ type[3]
- Subclass of: muscle of posterior compartment of arm[4], particular anatomical entity[5]
- Part of: muscle of posterior compartment of arm[6]
- Commons category: Triceps brachii muscles[7]
- Has part(s): long head of triceps brachii[8]
- Described at URL: https://www.physio-pedia.com/Triceps_brachii[9]
- Described by source: Gray's Anatomy (20th edition)[10]
- Arterial supply: deep brachial artery[11], posterior humeral circumflex artery[12]
- Venous drainage: brachial veins[13]
- Antagonist muscle: biceps brachii[14]
- Innervated by: axillary nerve[15], branch of posterior muscular branch of radial nerve to medial head of triceps brachii[16], branch of medial muscular branch of radial nerve to long head of triceps brachii[17], branch of posterior muscular branch of radial nerve to lateral head of triceps brachii[18]
- Muscle action: extension of the elbow joint[19]
- Muscle origin: posterior surface of humerus[20], anteromedial surface of humerus[21], Infraglenoid tubercle[22], medial intermuscular septum of arm[23], lateral intermuscular septum of arm[24], glenoid labrum[25]
- Muscle insertion: olecranon[26]
Why It Matters
triceps brachii muscle has Wikipedia articles in 26 language editions, a strong signal of global cultural recognition.[27] It is known by 72 alternative names across languages and contexts.[28]