"arterial supply: ulnar artery"
"innervation: deep branch of ulnar nerve"
"origin: hook of hamate and flexor retinaculum"
"insertion: medial aspect of the 5th metacarpal"
"action: flexion and lateral rotation of the 5th metacarpal about the 5th carpometacarpal joint"
"arterial supply: ulnar artery"
"innervation: deep branch of ulnar nerve"
Expected headings
"Summary"