Tibialis posterior muscle (3D)

The video tutorial explores the tibialis posterior muscle, starting with a beach scenario to introduce the topic. It covers the anatomy of the muscle, including its location and attachment points. The functions of the tibialis posterior, such as inversion, support of the medial arch, and plantar flexion, are discussed. The tutorial also addresses potential injuries, like flat foot and over-pronation, and concludes with a recap of the key points.

What is the significance of the medial malleolar sulcus in relation to the tibialis posterior?

What are the two primary joints that the tibialis posterior muscle works on?

How does the tibialis posterior contribute to the movement of the foot during activities like walking?