Search results
Oct 30, 2023 · Flexor pollicis longus, as its name suggests, is a long muscle of the forearm. It belongs to the deep flexors of the forearm , along with flexor digitorum profundus and pronator quadratus . Since it lies in the forearm but inserts in the hand , flexor pollicis longus is also classified as an extrinsic muscle of the hand.
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. It lies in the same plane as the flexor digitorum profundus. This muscle is unique to humans, being either rudimentary or absent in ...
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 situated at the forearm, it is classified as part of the extrinsic muscles of the hand as it's function is seen in thumb movement.
Jul 24, 2023 · Flexor pollicis longus receives its blood supply from the anterior interosseous artery, a branch of the ulnar artery. As the ulnar artery passes beneath the ulnar head of the pronator teres muscle, the common interosseous artery branches off moving laterally and deep before quickly bifurcating into the anterior and posterior interosseous arteries.
Feb 21, 2024 · The Flexor Pollicis Longus (FPL) muscle holds considerable clinical significance due to its essential role in thumb mobility and hand function. Its involvement in various hand movements makes it a common focus in both diagnosis and treatment of hand-related injuries and conditions.
Oct 5, 2022 · The flexor pollicis longus is a muscle within the deep compartment of the anterior forearm. Attachments: Originates from the anterior surface of the radius and surrounding interosseous membrane. The tendon passes through the carpal tunnel and attaches to the base of the distal phalanx of the thumb.
Key Features & Anatomical Relations. The flexor pollicis longus muscle is one of the muscles of the deep part of the anterior compartment of the forearm. It is a unipennate type of skeletal muscle. At the wrist, its tendon travels deep to the flexor retinaculum of hand, where it passes through the tendinous sheath of flexor pollicis longus.
