what forms the scapulothoracic joint?
articulation of scapula with thorax
the ST joint is not a true ____ joint
the ST articulation depends on the integrity of what 2 joints?
SC and AC
primary movements of the ST joint
- upward/downward rotation
secondary movements of ST joint
- ant/post tilting
elevation of the ST joint is a combo of SC joint ____ and AC joint ____
- SC joint elevation
- AC joint downward rotation
ST elevation can be observed with what movement?
ST protraction is a combo of SC joint ____ and slight AC joint ____
ST upward rotation occurs by summation of SC joint ____ and AC joint ____
- upward rotation
ST upward rotation can be observed with what movement?