This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Anatomy
Tibialis posterior has insertion to all of the following bones except 
Select and explain. 
A. 2nd metatarsal, B. 1st metatarsal, C. Medial Cuneiform, D. 3rd Metatarsal
B: 1st metatarsal
Answer: B: 1st metatarsal 
Explanation: Tibialis posterior
The main portion inserts into the tuberosity of the navicular and the plantar surface of the medial cuneiform. The plantar portion inserts into the bases of the second, third and fourth metatarsals, the intermediate and lateral cuneiforms and the cuboid.