Back mm 3

Question 1

Splenius Capitis

Answer 1

Superficial layer
Intrinsic
O: Ligamentum Nuchae, SPs of C7-T4
I: Mastoid Process of and lateral third of superior nuchal line
Action:Action: SB/ ROT ipsilaterally unilaterally
bilaterally EXT: of neck ipsilaterally
INNE: Dorsal Rami of Inferior cervical spinal nn.

Question 2

Splenius Cervicis

Answer 2

Superficial layer
Intrinsic
O: Ligamentum Nuchae, SPs of C7-T4,
I: posterior tubercles of TPs C1-C3
Action: SB/ ROT ipsilaterally unilaterally
bilaterally EXT: of neck ipsilaterally
INNE: Dorsal Rami of Inferior cervical spinal nn.