Shoulder Anatomy Acromioclavicular Joint

The Acromioclavicular Ac Joint Anatomy And Function Youtube Acromioclavicular joint separation is a traumatic injury in which the clavicle separates from the scapula, compromising the acromioclavicular joint. it is a common injury within physically active people and is sustained by direct knocks to the shoulder (e.g. in contact sports such as rugby), or falling on an outstretched arm (foosh injuries). The ac joint’s main job is supporting your shoulder and acting as a connection point for ligaments around your shoulder. your acromioclavicular joint is a passive joint. that means all its movements are controlled by other muscles and joints. in this case, your shoulder muscles move the rest of your shoulder, which then moves your ac joint.

Acromioclavicular Ac Joint Anatomy Function Kenhub The acromioclavicular joint, or ac joint, is one of four joints that comprises the shoulder complex. the ac joint is formed by the junction of the lateral clavicle and the acromion process of the scapula and is a gliding, or plane style synovial joint. the ac joint attaches the scapula to the clavicle and serves as the main articulation that. The acromioclavicular (ac) joint articulates the lateral end of the clavicle with the acromion as it projects anteriorly off the scapula. the ac joint provides stability and motion to the shoulder complex. it is a commonly injured shoulder joint, ranging from sprains to frank tears, occasionally requiring surgery.[1][2]. Ac joint. osteology. the ac joint is a diarthrodial joint. fibrocartilaginous intraarticular disc is located between the osseous segments. motion. majority of motion is from the bones, not through the joint. clavicle rotates 40 50° posteriorly with shoulder elevation. 8° of rotation through ac joint. remainder from scapular rotation and. Your shoulder joints are located at the top of your arm. they connect your arms to your torso. your acromioclavicular joint connects your collarbone and your shoulder blade. below your acromioclavicular joint is your glenohumeral joint that connects your upper arm bone and your shoulder blade. the human body has two shoulder joints, one on each.

Anatomy Stock Images Shoulder Acromioclavicular Joint Ac Ligament Ac joint. osteology. the ac joint is a diarthrodial joint. fibrocartilaginous intraarticular disc is located between the osseous segments. motion. majority of motion is from the bones, not through the joint. clavicle rotates 40 50° posteriorly with shoulder elevation. 8° of rotation through ac joint. remainder from scapular rotation and. Your shoulder joints are located at the top of your arm. they connect your arms to your torso. your acromioclavicular joint connects your collarbone and your shoulder blade. below your acromioclavicular joint is your glenohumeral joint that connects your upper arm bone and your shoulder blade. the human body has two shoulder joints, one on each. 1744. fma. 25898. anatomical terminology. [edit on wikidata] the acromioclavicular joint, or ac joint, is a joint at the top of the shoulder. it is the junction between the acromion (part of the scapula that forms the highest point of the shoulder) and the clavicle. [1] it is a plane synovial joint. The shoulder joint is formed by an articulation between the head of the humerus and the glenoid cavity (or fossa) of the scapula. this gives rise to the alternate name for the shoulder joint – the glenohumeral joint. like most synovial joints, the articulating surfaces are covered with hyaline cartilage. the head of the humerus is much larger.