last info Flashcards
Orientation of clavicle
20 degrees posterior to frontal plane
orientation of scapula
35 degrees anterior to frontal plane
orientation of humerus
30 degrees posterior to medial-lateral axis line
Type 1 capsular insertion
inserts into labrum (most common 60%)
type 2 insertion
jnx between labrum and glenoid
type 3 insertion
corticol surface of glenoid neck—-more joint space less stability
type 1 acromion
straight
type 2 acromion
curved
type 3 acromion
hooked
degrees of flexion in elbow
-5 to 145
axis on trochlea and lateral epicondyle
full extension of elbow requires
stretching skin, front capsule and flexors
full flexion of elbow requires
stretching of posterior capsule, extensors
Elbow anastomosis
- superior ulnar—posterior ulnar (med)
- inferior—anterior (med)
- radial recurrent to radial collateral (lat)
- interosseous recurrent—middle collateral (lat)