Osteology and Circulation of the upper limb Flashcards
Name the bones of the upper limb
Scapula
Clavicle
Humerus
Radius
Ulna
Carpals
Metacarpals
Phalanges
State some features of the clavicle
S - shaped
Smooth superior surface
Rough inferior surface
Round proximal end
Flat distal end
Describe some features of the sternoclavicular joint
Very strong ligaments
Fibrocartilage lined joint
Articular disc
(proximal is stronger than distal)
Name some prominent parts of the scapula
Acromion
Coracoid process
Articular surface for clavicle
Name the ligaments found in the scapula
Acromioclavicular ligament
Coracoclavicular ligament
What 2 ligaments form the coracoclavicular ligament ?
Trapezoid ligament
Conoid ligament
State the 3 angles of the scapula
Superior
inferior
Lateral
State the 3 fossae of the scapula
Supraspinous
Infraspinous
Subscapular
State the 3 borders of the scapula
Medial
Lateral
Superior
State the attachment areas of the scapula
Glenoid fossa
Spine
Suprascapular notch
What forms the suprascapular notch ?
Upper transverse scapular ligament
Suprascapular foramen
Neurovascular relationships
Describe the structure of the proximal humerus
Head
2 tubercles
2 necks
Lumps, bumps and lines for muscle attachment
Name the 2 necks of the proximal humerus
Anatomical neck - epiphyseal growth plate
Surgical neck - associated with fractures
Briefly describe the glenohumeral joint
A joint capsule thickened by ligaments
- 3 glenohumeral ligaments :
- superior
- middle
- inferior
State the names of the 3 glenohumeral ligaments
Superior - Coraco-humeral ligament
Middle - Transverse humeral ligament
Inferior - Long head of biceps
What does the glenohumeral joint contain ?
Muscles (rotator cuff)
Bursae (subacromial and subscapular)
(also subcoracoid and coracobrahial) - bursae
Describe the structure of the humerus
2 Tubercles
- inter-tubercular sulcus
- medial lateral lips
Lumps, bumps and lines for muscle attachment
State the common places for humerus fractures
Surgical neck (axillary nerve)
Mid-shaft (spinal groove : radial nerve)
Supracondylar (median nerve)