2nd Proximal Phalanx of the Hand

Parent Structures

• Phalanges

Bone Classification

• Long

Bony Features

• Base of 2nd Proximal Phalanx of the Hand
• Head of 2nd Proximal Phalanx of the Hand
• Shaft of 2nd Proximal Phalanx of the Hand

Attaching Structures as Origin

• Palmar Ligament of the PIP of the 2nd Phalanx of the Hand - Attached to the Neck by the Joint Capsule

Attaching Structures as Insertion

• 1st Dorsal Interossei of the Hand - Dorsal Digital Expansion
• 1st Lumbrical of the Hand - Lateral Edge of the Dorsal Digital Expansion

Associated Joints

• 2nd Metacarpophalangeal Joint (2nd MCP)
• PIP of the 2nd Phalanx of the Hand

Structures Attaching to Bony Features as Origin

• Head of 2nd Proximal Phalanx of the Hand
  • Collateral Ligament of the PIP of the 2nd Phalanx of the Hand

Structures Attaching to Bony Features as Insertion

• Base of 2nd Proximal Phalanx of the Hand
  • 2nd Palmar Interossei of the Hand - Dorsal Digital Expansion
  • Collateral Ligaments of the 2nd MCP - Palmar Aspect of the side
  • Palmar Ligament of the 2nd MCP - Anterior Margin