Tibial posterior

tibial posterior

What is O tibial posterior?

O tibial posterior é o músculo mais central e mais profundo dos músculos localizados na parte posterior da perna. Juntamente com os músculos poplíteo, flexor longo do hálux e flexor longo dos dedos, forma o grupo profundo dos músculos do compartimento posterior da perna.

What is the proximal postero medial aspect of the tibia?

Proximal postero-lateral aspect of the tibia. Proximal postero-medial aspect of the fibula and the interosseous membrane Mid portion: Situated in the deep posterior compartment of the lower leg and runs proximal to the medial malleoli where it is secured by the flexor retinaculum.

How is blood supplied to the tibialis posterior?

Blood is supplied to the muscle by the posterior tibial artery . The tibialis posterior muscle is suppled by the tibial nerve . The tibialis posterior muscle is a key muscle for stabilization of the lower leg. It also contracts to produce inversion of the foot, and assists in the plantarflexion of the foot at the ankle.

Where does the medial malleolus attach to the tibialis posterior?

It is also attached to the interosseous membrane medially, which attaches to the tibia and fibula. The tendon of the tibialis posterior muscle (sometimes called the posterior tibial tendon) descends posterior to the medial malleolus.

What is the tibialis posterior?

Tibialis posterior is the most central and deepest muscle located in the posterior aspect of the leg. Together with popliteus, flexor hallucis longus and flexor digitorum longus, it forms the deep group of muscles of the posterior compartment of leg. These muscles are located posterior to the tibia, fibula and interosseous membrane.

How is blood supplied to the tibialis posterior?

Blood is supplied to the muscle by the posterior tibial artery . The tibialis posterior muscle is suppled by the tibial nerve . The tibialis posterior muscle is a key muscle for stabilization of the lower leg. It also contracts to produce inversion of the foot, and assists in the plantarflexion of the foot at the ankle.

What is the origin and insertion of the tibia posterior?

Origin and insertion Tibialis posterior is attached between the bones of the leg and the foot. The muscle consists of two parts close to its origin; medial and lateral. The medial portion arises from the upper two-thirds of the posterior surface of tibia, inferior to the soleal line, and from the posterior surface of interosseous membrane of leg.

What attaches the posterior tibial muscle to the shin bone?

The posterior tibial muscle attaches to the back of the shin bone; the posterior tibial tendon connects this muscle to the bones of the foot. It passes down the back of the leg, not far from the Achilles tendon, then turns under the prominence of the inner side of the ankle. It then attaches to the bone of the inner side of the foot,...

What is the vascular supply to the tibialis posterior?

The vascular supply to the tibialis posterior is predominantly via the posterior tibial artery, which arises from the popliteal artery. The popliteal artery courses posterior to the knee and primarily splits into the anterior tibial and posterior tibial arteries.[7]

Where does the posterior tibial artery enter the foot?

The posterior tibial artery arises as a terminal branch of the popliteal artery between the tibia and fibula at the level of the lower margin of the popliteus muscle. It takes an inferomedial course, descending through the posterior (flexor) compartment of the leg . The artery enters the foot by passing inferiorly to the medial malleolus.

What is the function of the tibialis posterior muscle?

The muscle is primarily responsible for plantar flexion and inversion of the foot and receives its arterial blood supply and innervation from the posterior tibial artery and tibial nerve, respectively. The tibialis posterior muscle (TPM) is the deepest muscle of the deep posterior compartment of the lower leg.

Where does the recurrent portion of the tibialis posterior insert?

The recurrent portion inserts into the sustentaculum tali of the calcaneus . Blood is supplied to the muscle by the posterior tibial artery . The tibialis posterior muscle is suppled by the tibial nerve .

Postagens relacionadas: