Orthognathic Positioning System
Mock surgery,softwares & advances orthognathic
Muscular contractions
Proximal Humerus Fractures ORIF & Arthroplasty Reza Omid, M.D. Assistant Professor Department of Orthopaedic Surgery Keck School of Medicine of USC.
Muscles. There are over 660 skeletal muscles in the body. Used to create all voluntary movement. Contract and relax There are three types of muscle tissue:
Muscular System. How Muscles Move- Muscle knows no direction, it just shortens. So when a muscle contracts one end of the joint moves toward the other.
Proximal Humerus Fractures ORIF & Arthroplasty
