Bones/Muscles
Which arm bone is involved with the shoulder?
The Humerus
What 2 bones are connected by the Sternoclavicular (SC) joint?
The Sternum and the Clavicle.
How many degrees of sprains are there, and which is the worst?
There are 3 degrees of sprains and the 3rd degree sprain is the worst
Where is the Clavicle most often fractured?
At the Distal Third.
Which muscle is most often injured during a Rotator Cuff Strain?
The Supraspinatus muscle.
The Clavicle is attached to the...?
Scapula
Why is the Glenoid Fossa prone to injury?
Because it is very shallow.
What is a sprain of the acromioclavicular ligament also referred to as?
A Shoulder Separation.
Which injury are young athletes specifically prone to?
Epiphysis Injuries
What are Rotator Cuff Strains caused by?
Excessive movement beyond what is the normal range.
What are the 4 bones involved with the shoulder?
The Humerus, Clavicle, Scapula, and the Sternum.
Which are the 2 most commonly injured joints in the shoulder?
The Acromioclavicular joint and the Glenohumeral joint.
How do you sprain your acromioclavicular joint?
By falling on your outstretched arm or by impact to the top of your shoulder.
Which injury can mimic a Humeral Fracture?
A shoulder sprain.
When an athlete has impingement syndrome, what muscles are mainly affected?
The Biceps muscles and the Supraspinatus.
What are the movements you can do with the shoulder?
Circumduction, Abduction, Adduction, Flexion, Extension, Internal rotation, and External rotation.
What are the 4 joints involved with the shoulder?
The Sternoclavicular (SC) joint, Acromioclavicular (AC) joint, Coracoclavicular joint, and the Glenohumeral (GH) joint.
When is the glenohumeral joint especially vulnerable to sprains?
When it is placed in abduction and external rotation.
What can shoulder Avulsion Fractures accompany?
What 2 things cause the Biceps Tendon to rupture?
Servere contractional forces, or a direct blow.
Which muscles are part of the Rotator Cuff? (SITS)
The Supraspinatus, Infraspinatus, Teres minor, and the Subscapularis.
What type of joint is the Glenohumeral (GH) joint?
A Ball and Socket joint
Subluxation or dislocation is likely to happen when...?
It is a 3rd degree sprain to the Glenohumeral Joint.
What will the shoulder look like when it is dislocated?
There will be a deformity with the deltoid muscle and the shoulder will be flat not round.
In Bicipital Tendonitis, the repetitive movements will cause irritation where?
To the tendon in the Bicipital groove.