Shoulder
Flexion/extension plane of motion
Sagittal plane
2
Radiocarpal joint classification
Ellipsoid joint
IP joint classification
Hinge joint
Shoulder flexion
0-180
This muscle has a role in depressing the shoulder against superior directed forces
Latissimus dorsi
Forearm supination/pronation plane of motion
Transverse plane
Structure that provides ulnar stability
TFCC
CMC joint of the thumb; degrees of freedom
2
Elbow flexion
0-150
Rotator cuff muscles
Supraspinatus, infraspinatus, teres minor, subscapularis
Articulation where forearm rotation occurs
Proximal radioulnar joint
2 movements particularly important for grasp
Pads of D2-D3 are in contact of the distal thumb for the purpose of picking up or grasping objects
3-point pinch
Wrist extension
0-70
With full shoulder flexion/abduction, the shoulder must _______ ______
Laterally rotate
Arthrokinematics of humeroulnar joint in open-chain
Concave on convex
Floor of the anatomical snuffbox
Scaphoid and trapezium
Extends MCP/PIP/DIP joints at each finger
Extensor digitorum
Radial deviation
Radial deviation: 0-20 degrees
Arthrokinematics of shoulder internal rotation
Humeral head rolls anteriorly, glides posteriorly
Close-packed position of the humeroradial joint
90 degrees of flexion with 5 degrees of supination
End feel for all wrist movements, except radial deviation
Firm
Arthrokinematics of the IP joint
Roll and slide in the same direction
0-45