Posterior compartment of the forearm Posterior compartment of the forearm The posterior compartment of the forearm (or extensor compartment) contains twelve muscles which are chiefly responsible for extension of the wrist and digits, and supination of the forearm. It is separated from the anterior compartment by the interosseous membrane between the radius and ulna. There are generally twelve muscles in the posterior compartment of the forearm, which can be further divided into a superficial, intermediate, and deep layer. Most of the muscles in the superficial and the intermediate layers share a common origin which is the outer part of the elbow, the lateral epicondyle of
Bra Boys: Blood Is Thicker than Water in Southern California, New York and Hawaii. The film was distributed in Australia by Hopscotch Films and internationally by boutique distributor, Berkela Films. The film was released on DVD on 16 August 2007 with extras including the documentary, "The Making of Bra Boys", extended surfing footage, coverage of the film's premiere, history of Australian surf culture, a fitness program presented by one of the Bra Boys, and music videos. Bra Boys: Blood Is Thicker than Water Bra Boys: Blood is Thicker than Water is a 2007 Australian Documentary film about a surf gang on Sydney's Maroubra Beach released in March