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Anatomy (Fach) / Anatomy II (the skeleton) (Lektion)

Upper limb (1) - pectoral girdle, shoulder joint and arm

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  • What does the upper lim consist of? Pectoral girdle shoulder joint arm forearm hand
  • How is the bone of the arm called and where does it articulate with the scapula? humerus --> at the shoulder (glenohumeral joint)
  • What are the bones of the forearm? ulna radius
  • What are the bones of the hand and where do they articulate with the radius? carpals, metacarpals, phalanges --> at the wrist (radiocarpal joint)
  • What does the pectoral girdle consist of? Clavicles  Scapulae
  • Where and with that do the clavicles articulate? Laterally: with the scapula at the acromioclavicular joint Medially: with the sternum at the sternoclavicular joint  --> both plane synovial (only gliding)
  • What parts do the clavicles consist of? Lateral (acromial) end body/shaft Medial (sternal) end
  • What parts do the scapulae consist of? body spine (posterior)  Glenoid cavity --> articulation with humerus (glenohumeral joint - multiaxial) Acromion (lateral posterior) --> end of spine Coracoid process (lateral anterior) Inferior and superior angles Medial and lateral borders 
  • Which movements can the scapulae carry out? Protraction and retraction --> pulled for-and backwards round the chest wall Elevation and depression Rotation (medially and laterally)
  • Movements of the glenohumeral joint multi-axial joint: Flexion and extension (anteroposterior plane) Abduction and Adduction (coronar plane) Medial and lateral rotation  Circumduction (cone)
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  • Which parts does the humerus consist of? Head Surgical and anatomical neck (anterior) Greater tubercle (anterior) Lesser tubercle (posterior) Body/Shaft Lateral epicondyles (anterior) Capitulum (anterior) Trochlea Medical epicondyles (anterior)

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