Card Set Information
Shoulder Chapter 7
What are the weakest parts of the clavical?
- The apex
- THe junction between the two curves of the bone.
How many muscles are attached to the clavical.
- Trapezius, sternocleidomastoid, deltoid, pectoral major,
How many joints does the clavical have? With what bones?
- 2 joints
: Sternoclavicular joint / acromioclavicular
- Sternum / scapula
What is joint between the acromion and clavicle?
What is the characteristic of trauma to cause a fracture of the clavical?
- Fall on outstretched hands (indirect)
How does the scapula hang along with the thoracic cage?
It is not part of the thoracic cage
How many joints does the scapula have?
3: acromioclavicular, glenohumeral, coracoclavicular
How many processes does the scapula have?
3: spine acromin, coracoid
How many fossae does the scapula have?
3: supraspinous, infraspinous, subscapularous
What is the glenoidal labrum for?
Deepens the articular cavity
How many muscle attachments does the scapula have?
How many necks does the humerus have?
2: Anatomical and surgical neck
What neck is clinically important?
surgical- fracture site
What structure is running through the intertubercular groove?
Also named the Bicipital groove: tendon of the long head of the biceps.
How many muscles attach to the greater tubercle?
- Teres Minor
How many muscles attach to the lesser tubercle?