Shoulder, Elbow, Hand and Wrist Flashcards
Glenohumeral joint is a ____ on ____ surface.
convex on concave
For glenohumeral there is a ____ roll and ____ glide for elevation.
superior
inferior
For glenohumeral joint, there is an ___ roll and ___ glide for internal rotation, flexion under 90 degrees, and horizontal adduction.
anterior
posterior
For glenohumeral joint, there is a ___ roll and ___ glide for external rotation, extension and horizontal abduction.
posterior
anterior
For sternoclavicular joint, during elevation and depression it is a ___ moving on a ___. So elevation will result in a roll ___ and a glide ____.
convex
concave
superiorly
inferiorly
For sternoclavicular joint, during retraction and protraction it is a _____ moving on a _____. So retraction rolls ___ and glides ___. Protraction rolls ___ and glides___.
concave
convex
posteriorly (for both)
anteriorly (for both)
Rotation of the sternoclavicular joint occurs with what motion of the shoulder?
flexion/abduction
Which joint is a plane joint, so it doesnt have any arthrokinematics?
What is it pertinent for?
acromioclavicular
scapular motions: upward/downward rotations
Scapulothoracic joint rests between ribs __ and __.
2
7
During 0-60 degrees of shoulder abduction, the humerus will glide ___ while rolling ___.
Clavicle will ___ about 30 degrees at SC joint. (Same roll and glide as humeral head).
inferiorly
superiorly
elevate
Scapula is fixed until about ___ degrees of shoulder motion in shoulder abduction.
30
At 30 degrees of shoulder abduction, scapula begins to upwardly rotate at __:__ ratio.
2:1
At 60-180 shoulder abduction the humeral head will glide ___ (elevation) and ___ (ER) while rolling ___ and ___.
inferiorly
anteriorly
superiorly
posteriorly
During 60-180 shoulder abduction, the clavicle rotates ___ at 30 degrees at the SC joint. The clavicle will ___ at 30 degrees at SC joint.
posteriorly
retracts
At 60-180 degrees of shoulder abduction, the thoracic spine ___.
extends
During shoulder elevation, what muscles of the rotator cuff are involved?
supraspinatus
infraspinatus
teres minor
subscapularis
During shoulder elevation, what muscle helps superior roll of humerus, seats the head of the humerus more in the glenoid fossa and prevents superior translation?
supraspinatus
What muscles depress the humeral head?
infraspinatus
teres minor
subscapularis
What muscles externally rotate the humerus?
infraspinatus
teres minor
What two muscles of the rotator cuff are a force couple during shoulder elevation?
traps/serratus anterior
The initial shoulder elevation uses predominantly what muscle? At 90? Later phases?
upper trap
mid trap
lower trap
In the humeroradial joint, the capitulum of the humerus is ___ and the proximal radius is ___.
convex
concave
Humeroradial joint glide and roll is in the ___direction.
same
Humeroulnar joint, the trochlea is ___ and proximal ulna is ___. Roll and glide is in the ___ direction.
convex
concave
same
Wrist functional range of motion: flexion extension radial deviation ulnar deviation
40
40
10
30
With the radiocarpal and midcarpal joints, it is a ___ distal radius moving on a __ proximal carpal bones.
So glide and roll will be in ___ direction.
concave
convex
opposite
In wrist flexion it is a __ glide. In wrist extension, it is a ___ glide.
dorsal
volar
During radial deviation, there is a ___ glide and during ulnar deviation, there is a ___ glide.
ulnar
radial
Functional position of the hand: Wrist extension: \_\_\_-\_\_ degrees. Slight \_\_\_ deviation. MCP flexion: \_\_\_ -\_\_\_ degrees. PIP and DIP flexion: \_\_\_-\_\_\_ degrees. CMC abduction: \_\_\_ to \_\_\_ degrees.
20-30 ulnar 35-45 15-30 35-45
