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Functional Anatomy of the Shoulder: Part 1

Quiz yourself by thinking what should be in each of the black spaces below before clicking on it to display the answer.
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Question
Answer
The shoulder complex comprises how many major joints?   4  
What does SC stand for?   Sternoclavicular joint  
What does AC stand for?   Acromioclavicular joint  
Full range of motion at the GH joint is dependent on what?   Movement occurring at the other 3 joints  
Which joint is considered a pseudo articulation?   Scapulothoracic joint  
List the 5 movements that occur at the SC joint   Elevation, Depression, Protraction, Retraction, Rotation  
What are the primary motions of the AC joint?   Upward rotation, Downward rotation  
All movements that occur between the scapula and thorax are a result of?   The cooperation between the SC and AC joints  
What are the three posterior muscles that stabilise the ST joint?   Trapezius, Rhomboids, Levator Scapulae  
What type of joint is the GH joint?   Multiaxial ball and socket  
What is gained at the GH joint at the expense of stability?   Mobility  
What is the first reason the GH joint is not fully congruent?   The head of the humerus articulates with the shallow glenoid fossa of the scapula  


   






 
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Created by: Tarz88