These two bones make up the sternoclavicular joint
What are the sternum and the clavicle?
The infraspinatus, supraspinatus, subscapularis, and teres minor all make up this specific structure within the shoulder.
What is the rotator cuff?
This muscle acts entirely on the scapula and is responsible for elevating the scapula.
What is the Levator Scapulae?
This injury affects the sternoclavicular joint and is caused by FOOSH or a force along the length of the collarbone.
What is a sternoclavicular joint separation?
The MOI for this injury includes falling on the lateral aspect of the shoulder and is characterized by a lump over the collar bone.
What is a clavicle fracture?
These two bones make up the acromioclavicular joint
What are the scapula/acromion process and the clavicle?
The deltoid is this type of shoulder muscle.
What is a glenohumeral joint muscle?
This movement is known as this.
What is shoulder internal rotation?
This injury can be both acute or chronic and is caused by a breakdown of the rotator cuff muscle typically from an overhead throwing motion. Surgical repair may be necessary if the tear is complete. The individual will struggle to lift items and may experience a "catching" sensation.
What is a rotator cuff tear?
This injury is caused by a direct trauma to the shoulder blade and is diagnosed by x-ray.
What is a scapular fracture?
These two structures make up the scapulothoracic joint.
What are the scapular and the ribs?
Elevation, depression, protraction, and retraction are all movements of this bone.
What is the scapula?
This movement is called this.
What is shoulder abduction?
This injury affects the glenohumeral joint and rotator cuff. It is caused by a decrease in the space between the collar bone and the rotator cuff.
What is impingement syndrome?
This injury is caused by repetitive overhead activities and affects the 4 rotator cuff muscles. Unlike a complete tear this can be treated with rest and anti-inflammatories.
What is rotator cuff tendonitis?
This ligament connects the acromion and the clavicle.
What is the acromioclavicular ligament?
This network of nerves sends signals from the spinal cord to the shoulder, arm, and hand.
What is the brachial plexus?
This injury results in a feeling of the shoulder slipping out of place as a result of multidirectional instability.
What is multidirectional instability?
This injury occurs when the arm is abducted and externally rotated. Treatment includes relocation of the humeral head and immobilization. Repeated incidents may warrant surgical repair.
What is an anterior shoulder dislocation?
This injury affects the glenoid labrum and may result in surgery to remove or repair a tear.
What is a glenoid labrum injury?
This ligament connects the coracoid and the clavicle.
This is the main blood supply to the shoulder and runs underneath the clavicle.
What is the subclavian artery?
This injury is caused by direct trauma to the AC joint and may result in a visible deformity.
What is an AC (Acromioclavicular) joint sprain?
This injury affects the biceps tendon and occurs when the muscle's tendon comes off of it's bony attachment.
What is a bicep tendon rupture?
Also known as a nerve traction injury, this injury results in numbness, burning, tingling, and weakness in the arm and hand.
What is a brachial plexus injury?