Deep digital flexor muscle of the hind limb

Musculus flexor digitorum profundus

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

Flexes the digit; with its accessory ligament it supports the fetlock and pastern when the horse stands.

About the deep digital flexor muscle of the hind limb of the horse

Deep digital flexor muscle of the hind limb is a muscle of the back leg (pelvic limb), one on each side of the body. Its name in the Nomina Anatomica Veterinaria is Musculus flexor digitorum profundus. You can turn it above, see it in place in the back 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 olecranon and the back of the radius; the caudal tibia and fibula in the hind limb.
Insertion
Flexor surface of the distal phalanx, its tendon passing over the navicular (distal sesamoid) bone; an accessory ligament joins it below the carpus.
Action
Flexes the digit; with its accessory ligament it supports the fetlock and pastern when the horse stands.
Nerve
Median and ulnar nerves 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
Deep digital flexor muscle of the hind limb
Latin (NAV)
Musculus flexor digitorum profundus
Status
A valid term in the Nomina Anatomica Veterinaria

Questions about the deep digital flexor muscle of the hind limb

What is the Latin name of the deep digital flexor muscle of the hind limb?
In the Nomina Anatomica Veterinaria, the deep digital flexor muscle of the hind limb is called Musculus flexor digitorum profundus.
Where is the deep digital flexor muscle of the hind limb of the horse?
Deep digital flexor muscle of the hind limb is a muscle of the back leg (pelvic limb), one on each side of the body.
Where does the deep digital flexor muscle of the hind limb originate and insert?
Origin: In the forelimb the humerus at its medial epicondyle, the olecranon and the back of the radius; the caudal tibia and fibula in the hind limb. Insertion: Flexor surface of the distal phalanx, its tendon passing over the navicular (distal sesamoid) bone; an accessory ligament joins it below the carpus.
What nerve supplies the deep digital flexor muscle of the hind limb?
Median and ulnar nerves in the forelimb; tibial nerve in the hind limb.
What does the deep digital flexor muscle of the hind limb do?
Flexes the digit; with its accessory ligament it supports the fetlock and pastern when the horse stands.

See the deep digital flexor muscle of the hind limb 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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