Quadriceps muscle of the thigh

About the quadriceps muscle of the thigh of the horse

Quadriceps muscle of the thigh 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 quadriceps femoris. 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

The rectus femoris from the ilium above the acetabulum; the three vasti from the shaft of the femur.

Insertion

The patella, and through the patellar ligaments the tibial tuberosity.

Action

Extends the stifle; the rectus femoris also flexes the hip.

Nerve

The femoral nerve.

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

Quadriceps muscle of the thigh

Latin (NAV)

Musculus quadriceps femoris

Status

A valid term in the Nomina Anatomica Veterinaria

Questions about the quadriceps muscle of the thigh

What is the Latin name of the quadriceps muscle of the thigh?

In the Nomina Anatomica Veterinaria, the quadriceps muscle of the thigh is called Musculus quadriceps femoris.

Where is the quadriceps muscle of the thigh of the horse?

Quadriceps muscle of the thigh is a muscle of the back leg (pelvic limb), one on each side of the body.

Where does the quadriceps muscle of the thigh originate and insert?

Origin: The rectus femoris from the ilium above the acetabulum; the three vasti from the shaft of the femur. Insertion: The patella, and through the patellar ligaments the tibial tuberosity.

What nerve supplies the quadriceps muscle of the thigh?

The femoral nerve.

What does the quadriceps muscle of the thigh do?

Extends the stifle; the rectus femoris also flexes the hip.