page_title: Extensor pollicis longus muscle
hierarchical_section_title: Extensor pollicis longus muscle
caption_attribution_description: English: Posterior surface of the forearm. Deep muscles. Extensor pollicis longus muscle is labeled in purple.
context_page_description: In human anatomy, the extensor pollicis longus muscle is a skeletal muscle located dorsally on the forearm. It is much larger than the extensor pollicis brevis, the origin of which it partly covers and acts to stretch the thumb together with this muscle.
context_section_description: In human anatomy, the extensor pollicis longus muscle (EPL) is a skeletal muscle located dorsally on the forearm.  It is much larger than the extensor pollicis brevis, the origin of which it partly covers and acts to stretch the thumb together with this muscle.
caption: Posterior surface of the forearm. Deep muscles. Extensor pollicis longus muscle is labeled in purple.
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