wrist; radiocarpal articulation

Introduction

The synovial joint between the distal end of the radius & its articular disc & the proximal row of carpal bones with the exception of the pisiform bone.

The position of the joint is indicated approximately by a line joining the styloid process of radius & ulna.

The bones of the wrist include:

• radius bone
• scaphoid
• lunate
• triquetrium

Innervation

• anterior interosseous branch of the median nerve
• posterior interosseous branch of the radial nerve
• dorsal & deep branches of the ulnar nerve

Arterial supply

• branches of the dorsal & palmar carpal arches

More general terms

• synovial joint (diarthrosis)
• upper extremity structure

Additional terms

• wrist & hand pain
• wrist injury

Component of

• upper extremity (upper limb)

Components

• Guyon's canal
• radial collateral ligament of elbow
• radial collateral ligament of wrist
• ulnar collateral ligament of the wrist (ligamentum collaterale carpi ulnare)