Flexor digitorum superficialis
Flexor Digitorum Superficialis
The Flexor Digitorum Superficialis (pronounced: flex-or di-ji-tor-um su-per-fi-cialis) is a muscle in the anatomical structure of the human forearm. It is one of the most important muscles involved in the flexion of the fingers.
Etymology
The term 'Flexor Digitorum Superficialis' is derived from Latin. 'Flexor' refers to a muscle that flexes a joint, 'Digitorum' is the plural of 'digitus' meaning finger, and 'Superficialis' means situated near the surface.
Function
The primary function of the Flexor Digitorum Superficialis is to allow the four medial fingers of the hand to flex. This muscle also assists in the flexion of the wrist.
Anatomy
The Flexor Digitorum Superficialis originates from the medial epicondyle of the humerus, the radius, and the interosseous membrane. It inserts into the middle phalanges of the four fingers.
Related Terms
- Flexor Digitorum Profundus: A muscle that lies deep to the Flexor Digitorum Superficialis.
- Flexor Carpi Radialis: A muscle that flexes and abducts the hand.
- Flexor Carpi Ulnaris: A muscle that flexes and adducts the hand.
- Flexor Pollicis Longus: A muscle that flexes the thumb.
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