All palmar interossei originate along the shaft of the metacarpal bone of the digit on which they act. They are inserted into the base of the proximal phalanx and the extensor expansion of the …

Apr 27, 2025 · The interossei are intrinsic hand muscles situated between the metacarpals. These muscles are categorized into 2 groups: palmar and dorsal interossei, each comprising 4 …

Oct 30, 2023 · The palmar interossei are intrinsic muscles of the hand that occupy the spaces between the metacarpal bones. They are strong adductors of the fingers.

The palmar interossei or volar are three short, unipennate muscles on the palmar surface of the hand and along with the dorsal interossei muscles. These occupy the spaces between the …

May 14, 2025 · The palmar interossei lie on the palmar side of the hand, opposite to the dorsal interossei. Together, all the interossei muscles fill up the spaces between the 5 metacarpal …

Nov 6, 2025 · The palmar interossei are intrinsic muscles of the hand. There are three palmar interossei muscles (although some texts describe a fourth muscle at the base of the proximal …

The palmar Interossei muscles are a group of three / four smaller, unipennate intrinsic muscles of the hand. They are located within the metacarpal spaces on the palmar side, lying between …