Anatomy of Upper limb

Tissues of the Upper Extremity:

Muscles
– Provide the forces for movement
• Tendons
– Connect muscles to bones
– Transmit forces to/from muscle and bones
– Relatively inelastic

Ligaments
– Connect bone to bone
– Stabilize joints
– Relatively elastic

Cartilage
– Protect and cover bones at the joints
– Devoid of nerves and blood vessels
– Takes a long time to heal

Bursa
– Fluid filled sac
– Protects and lubricates joints

Synovium
– Fluid filled sac
– Protects and lubricates tendons
crossing joints

Nerves
– Send signals to and from brain and
spinal cord

Sources: Wikipedia, Upper Extremity Anatomy Peter W. Johnson