Oct 30, 2023 · Flexor pollicis longus is a deep forearm flexor that flexes the thumb and contributes to flexing the wrist. Learn its anatomy and function at Kenhub!

The flexor pollicis longus (FPL) is a long muscle located at the deep layer with flexor digitorum profundus and pronator quadratus in the anterior compartment of the forearm. Though it is …

Oct 5, 2022 · Actions: Flexes the interphalangeal joint and metacarpophalangeal joint of the thumb. Innervation: Median nerve (anterior interosseous branch). Blood supply: Ulnar artery

The flexor pollicis longus (/ ˈ f l ɛ k s ər ˈ p ɒ l ɪ s ɪ s ˈ l ɒ ŋ ɡ ə s /; FPL, Latin flexor, bender; pollicis, of the thumb; longus, long) is a muscle in the forearm and hand that flexes the thumb. …

May 5, 2023 · Flexor pollicis longus has a broad origin, spanning almost the entire length of the radius’s anterior surface — the palmar side of the forearm. Proximally, it starts from below the …

Interactive 3D model and details on the anatomy of the flexor pollicis longus muscle covering its origin, insertion, action, innervation and blood supply.

The flexor pollicis longus muscle is involved in multiple actions: - flexes the distal phalanx at the interphalangeal joint of the thumb; - assists in flexion of the proximal phalanx at the …

Jan 20, 2025 · Here’s an overview of its various functions: Thumb Flexion: The primary function of the FPL is to flex the distal phalanx of the thumb. This means it helps bend the thumb towards …

Apr 25, 2023 · The primary action of the flexor pollicis longus muscle is the flexion of the thumb at the interphalangeal joint, as well as assisting in the flexion of the wrist. It also contributes to …

Actions. The flexor pollicis longus muscle is the primary flexor of the thumb. It provides flexion at both the metacarpophalangeal and interphalangeal joints. In addition to thumb flexion, it can …