1 A ligand is any molecule that binds to a specific site on a protein or other molecule. In this case, the estrogen hormone 17-beta-estradiol is the ligand, and the estrogen receptor is the protein.  Binding turns on, or activates, a hormone receptor.
A femoral nerve block is a type of regional anesthesia in which the femoral nerve, located in the groin area, is deadened to allow surgery in the leg or knee area.
Femoral nerve damage condition due to local cause is termed as mononeuropathy. In case the injury is direct the femoral nerve can get severely damaged. Dysfunction of nerve occurs when too much pressure is exerted on the nerve for longer period.emoral nerve damage condition due to local cause is termed as mononeuropathy. In case the injury is direct the femoral nerve can get severely damaged. Dysfunction of nerve occurs when too much pressure is exerted on the nerve for longer period.