Proximal/Superior Attachment
- Palmaris Longus - Continuous with the Tendon
Distal/Inferior Attachment
- 1st Deep Transverse Ligament of the MCP
- 2nd Deep Transverse Ligament of the MCP
- 3rd Deep Transverse Ligament of the MCP
Attaching Structures as Origin
- Palmaris Brevis - Medial Border
Attaching Structures as Insertion
- Palmaris Longus - At the Apex