Q. Regarding the extensor retinaculum: (Solved)
1. septa divide the extensor region into four compartments
2. it attaches to the ulnar styloid
3. the four extensor digitorum tendons lie deep to extensor indicis
4. it is a thickening of the deep fascia of the forearm
5. it lies transversely across the extensor surface of the wrist joint
- d. it is a thickening of the deep fascia of the forearm