Shoulder Girdle Flashcards
elevation
scapula more superiorly
depression
scapula moves inferiorly
protraction
scapula moves away from the vertebral column n
retraction
scapula moves toward the vertebral column
upward rotation
rotation of the interior angle laterally and superiorly
downward rotation
rotation of the inferior angle medially and inferiorly
scapular title
rotation of the interior angle posteriorly
scapula winging
movement of the
plane of the scapula
approx 30 degrees forward of the frontal plane
scapulohumeral ratio
2:1
what joint does the first 30 degrees of shoulder abduction occur
glenohumeral w out scapular motion
what is the sternoclavicular joint between
manubrium of sternum and medial end of clavicle
what kind of joint is sternoclavicualr joint?
synovial
is the sternoclavicualr joint strong?
weak joint
where is the acromioclavicular joint located?
acromion of scapula and lateral end of clavicle
which joint provides minimal movement?
planar
how much movement does the ac joint have?
very little
is the ac joint the same as the glomohumeral joint?
no
where does the movement happen?
glomohumeral joint
what are the traps divided into?
upper, middle, lower (diamond shape)
where does the levator scapula muscle lay?
beneath the traps
where do the rhomboid muscles sit?
beneath the traps (inferior to traps)
where does the serratus anterior come from?
rib cage to scapula
