Semispinalis capitis

Cards (5)

  • R (direction):
    • Up and in
    A) semispinalis capitis
  • A (actions):
    • Unilateral action: contralateral rotation
    • Bilateral action: trunk extension
    A) semispinalis capitis
  • NS (nerve supply)
    • Adjacent posterior primary rami
    A) semispinalis capitis
  • I (insertions)
    • medial impression between the superior and inferior nuchal lines on base of skull
    A) semispinalis capitis
  • O (origin):
    • Transverse process of T1 - T6
    • Articular process of C4 - C7
    A) semispinalis capitis