Superficial digital flexor muscle

Musculus flexor digitorum superficialis

  • Muscle
  • Front leg
  • Paired: left and right
  • Horse

Flexes the digit and supports the fetlock; in the hind limb it links the stifle and the hock in the reciprocal apparatus.

About the superficial digital flexor muscle of the horse

Superficial digital flexor muscle is a muscle of the front leg (thoracic limb), one on each side of the body. Its name in the Nomina Anatomica Veterinaria is Musculus flexor digitorum superficialis. You can turn it above, see it in place in the front leg of the horse, and open it inside the whole animal in Vetomica.

Where it runs from and to

A muscle is told apart from its neighbours by what it takes hold of at each end, which is also what decides what it does when it shortens.

Origin
In the forelimb the humerus at its medial epicondyle; the supracondylar fossa of the femur in the hind limb, where it is almost wholly tendinous.
Insertion
The distal proximal phalanx and the proximal middle phalanx; in the hind limb it also caps the calcaneal tuber.
Action
Flexes the digit and supports the fetlock; in the hind limb it links the stifle and the hock in the reciprocal apparatus.
Nerve
Ulnar nerve in the forelimb; tibial nerve in the hind limb.

Written for Vetomica in its own words from the standard reference anatomy of the horse; the books it was checked against are listed below.

Terminology

English
Superficial digital flexor muscle
Latin (NAV)
Musculus flexor digitorum superficialis
Status
A valid term in the Nomina Anatomica Veterinaria

The superficial digital flexor muscle in other animals

The same structure in the other animals in the Library, to compare.

Questions about the superficial digital flexor muscle

What is the Latin name of the superficial digital flexor muscle?
In the Nomina Anatomica Veterinaria, the superficial digital flexor muscle is called Musculus flexor digitorum superficialis.
Where is the superficial digital flexor muscle of the horse?
Superficial digital flexor muscle is a muscle of the front leg (thoracic limb), one on each side of the body.
Where does the superficial digital flexor muscle originate and insert?
Origin: In the forelimb the humerus at its medial epicondyle; the supracondylar fossa of the femur in the hind limb, where it is almost wholly tendinous. Insertion: The distal proximal phalanx and the proximal middle phalanx; in the hind limb it also caps the calcaneal tuber.
What nerve supplies the superficial digital flexor muscle?
Ulnar nerve in the forelimb; tibial nerve in the hind limb.
What does the superficial digital flexor muscle do?
Flexes the digit and supports the fetlock; in the hind limb it links the stifle and the hock in the reciprocal apparatus.

See the superficial digital flexor muscle inside the whole horse.

Vetomica opens on this structure with every layer of the horse around it: peel back the skin and the muscles, cut a section through it, X-ray it, and practise naming it until you stop getting it wrong.

Free for 7 days, no card. After that the skeletons stay free.

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