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27 terms

Joints

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Ball-and-socket
Hinge Joint
Saddle Joint
Gliding Joint
Pivot Joint
Condyloid Joint
6 groups of Synovial Joint
A hemispherical head and cup like depression.

Ex. Knee and Hip
Ball-and-socket joint
Convex and concave surface.

Ex. Elbow and Leg
Hinge Joint
two surfaces resembling

Ex. trapeziometacarpal- opposing thumb
Saddle Joint
flat or slightly concave and convex surfaces.

Ex. articular processes of vertebrae, sternodavicular
Gliding Joint
Projection fitting into a ring like ligament

Ex. Atlanto-axial joint and proximal radioulnar joint
Pivot Joint
One convex surface with a similarly shaped depression

Ex. Metacarpophalangeal
Condyloid Joint
Synarthroses

Ex. Mandible, Frontal, Sacrum
Bony Joint
Most freely movable, loose and thin capsule, glenoid labrum: supported by ligaments, tendons, muscles. Shoulder is stabilized mainly by the biceps
Humeroscapular Joint
Glenohumeral
Coracohumeral
Transverse humeral
Subdeltoid
Subcoracoid
Subscapular
Suprasinatus
Infraspinatus
Teres Minor
Subscapularis
Stabilizers of the shoulder joint
Weak and absent
Glenohumeral
Extends from coracoid of scapula to greater tubercle of humerus
Coracohumeral
Extends from the greater to lesser tubercle
of the humerus forms a tunnel housing the tendon from long head of the biceps
Transverse humeral
Small synovial sacs between tendons and bones, allowing them to slide more easily past each other
Bursa
Encircle tendon that pass through the palm of the hand
Tendon Sheath
Binds bones
Ligaments
Binds muscles
Tendons
Formed by the articulation of:
-Femur & Os Coxae
Joint capsule strengthened by:
deep socket: acetabular labrum
transverse: acetabular ligament
Hip Joint
Decreases the angle
Bending the elbow or wrist
Flexion
Striaghtens a joint and returns a body part to the anatomical position
Extension
Extension of a joint beyond 180 degrees
Hyperextension
Away from the midsagittal line
Abduction
Towards the midsagittal line
Adduction
Raises a bone vertically
Elevation
Brings the bone down
Depression
Palm is forward
Supination
Palm is backward
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