joints
what is taught in flexion
MCP and IP
lateral side
RCL or LCL
radiohumeral joint articulates with only what
elbow flexion
sternoclavicular
elevation and depression protraction and retraction posterior/external rotation
metacarpalphalangeal joint type
ellipsoid
elbow joint type
hinge
interphalangeal joint types
hinge
elbow joint articulation
humeroulnar joint
what does the GH joint have instead of a disc
labrum
propellors
latissimus dorsi pectoralis major
superior and inferior capsular AC ligaments
limit A and P glide with AC ligament limit superior and inferior glide to lesser degree
inferior GH ligament
limit abduction above 90 or abduction or ER for anterior band and abduction and IR for posterior band
superior GH ligament
limit full adduction and posterior translation of humeral head and ER when arm is at side
middle GH ligament
limits anterior translation of humeral head during extreme ER while at45 degree abduction
glenohumeral joint
limits extremes of ER, flexion, extension, and inferior displacement
1st CMC joint ulnar limits
palmar abduction radial abduction and extension opposition
palmar wrist ligaments
palmar radiocarpal palmar intercarpal TFCC complex
distal radioulnar joint type
pivot
SC stabilizers
SC ligaments interclavicular ligaments costoclavicular ligaments disc SCM
MCP and IP
collateral ligaments limit varus and valgus
medial side
UCL or MCL anterior posterior oblique bands
wrist ligaments
Ulnar and radial collateral dorsal radiocarpal dorsal intercarpal
positioner
deltoid
what makes up the triangular fibrocartilage complex
disc UCL palmar ulnocarpal ligament ECU tendon
type 4 AC dislocation
distal clavicle impaled posteriorly into trapezial fascia
what does the annular ligament limit
distraction or dislocation of the radial head
AC joint type
planar or gliding
GH and scapulothoracic muscle function
protect pivot position propel
wrist joints
radiocarpal midcarpal intercarpal carpometacarpal
type 1 AC dislocation
sprain of joint but neither ligament is completely torn
what does and does not communicate with the shoulder joiny
subdeltoid/subacomial bursa does not subscapularis bursa does
GH ligaments
superior middle inferior
AC joint stabilizers
superior and inferior capsular ligaments deltoid upper trapezius coracoclavicular ligament disc
pivoters
trapezius serrates anterior rhomboids levator scapulae pectoralis minor
acromioclavicular
upward rotation 30 degrees downward rotation secondary movements of winging and tipping
what does the UCL limit
valgus and extension (anterior) and flexion (posterior)
what does the RCL limit
varus and flexion
1st CMC joint radial limits
all movements to varying degrees except radial abduction or extension
GH joint type
ball and socket
type 3 AC dislocation
both AC and CC ligaments torn
rupture of ulnar collateral
game keeper's thumb
protectors
rotator cuff
GH joint stability
rotator cuff muscles GH capsular ligaments long head of biceps brachii glenoid labrum
SC joint type
saddle
thumb or first CMC joint type
saddle
type 2 AC dislocation
tear of AC, coracoclavicular still in tact
