Scap/Shoulder Flashcards
Shoulder jt type
synovial, diarthrodial
AC jt type
plane gliding
SC jt type
Double plane gliding
Scapulohumeral jt type
Ball & socket, spheroidal
Upper Y
Acromion & coracoid
Lower Y =
Body of scap
Medial scap =
vertebral
Lateral scap =
axillary
External rotation CR
1” ↓ to coracoid.
Internal Rotation CR
1” ↓ to coracoid.
Neutral CR
¾” inferior & slightly lateral to coracoid.
External - Greater trochanter
in full profile on lateral aspect of prox humerus
External - Lesser trochanter
superimposed over humeral head
Internal - Greater trochanter
Outline is superimposed over humeral head.
Internal- Lesser trochanter
Lesser tubercle in full profile on medial aspect of humeral head
Neutral - Greater trochanter
superimposed by humeral head.
Neutral - Lesser trochanter
superimposed by humeral head.
Grashey CR
Top of IR = 2” ↑ shoulder & 2” from lat border of humerus. (mid-scapulohumeral jt.)
Grashey rotation
35-45
Scap Y CR
2” below AC jt.
Scap Y rotation
45-60
Transthoracic CR
Level of affected surgical neck
Transthoracic breathing
Ortho preferred OR
inspiration
Superoinferior Axillary CR
5-15° through shoulder jt towards elbow
