Deep Spinal Mm Flashcards
Iliocostalis
Lumb
Thorac
Cervic
Innerv
L
O: -Iliac crest MED; Sacral crest MED + LAT
I: R7-12 angles
T
O: R7-12 angle
I:R1-6 angle, C7 TVP
C
R3-6 angle C4-6 TVP
Inn: Dorsal Rami of Spinal
Longissmus
Thorac:
Cervic
Capitalis
T
O: - Iliac MED, Sacrum POST, TVP L1-5 (Lumbar vert)
I: TVP T1-12 (Thorac Vert)
R4-12
Cerv:
O- TVP T1-5 (Mid trap)
I - TVP C2-6 (post tubercle)
Cap:
O: TVP T1-5 (same as cerv), C5-7 Art. process (post scalene)
I: Temp bone Mastoid (SCM)
Spinalis
Thorac!
Cerv!
Capitis
T
O - T11-L2 SP (serratus posterior inferior)
I - SP T4-8
Cer
O - Inferior Nuchal Lig, C7 SP
I - SP of C2
Cap
O - Semispinalis capitis - MED
C7-T6 (close to mid-trap) TVP
C4-6 articular process (neck flx palp)
I - Occipital - btw superior and inferior nuchal
Transversospinalis:
Semispinalis
(5-6, oblique fiber dir)
Thor:
O - T6-10 TVP
I - C6-T4 SP
Cerv:
O - T1-5 TVP
I - C2-5 SP
Cap:
O - C7-T6 TVP, C4-6 articular process
I - Occipital bone Sup+ Inferior nuchal line (spinalis cap)
TS: Multifidus
Lum
Thor
Cerv
Lum -
O - Mamillary processes deep to ESG
Thor -
O - TVPs deep to semispinal
Cerv -
O - C4-7 articular process (deep to semispinalis)
I - 3-4 segmt above SP
TS: Rotatores
O - TVP
I - SP 1-2segment above
Splenius Capitis
O - Nuchal lig C3-6, C7-T4 SP
I - Mastoid process, lat 1/3 of superior nuchal line of occiput (less than SCM)
Splenius Cervicis
Function
O - T3-6 SP
I - C1-3 TVP post tubercles
EXT, LAT FLX, IPS ROT Neck
Subocc: Rectus Capitis Posterior Minor
Func
Inn
O - C1 post tubercle
I - inferior nuchal med 1/3
Protract, Cap EXT, SideFLX AOJ
Inn: Dorsal ramus C1, Subocc N.
Subocc: Rectus Capitis Post Major
Action:
O - C2/Axis SP
I - Lat 1/2 inferior nuchal line occiput
EXT , LAT FLX, IPS ROT AOJ
Suboccip: Obliquus Capitis Inferior
O - C2/Axis SP
I - C1 TVP
Act: IPS ROT of head at AAJ
Longus Colli
Function
Innv:
O - C3-T3 TVP and Ant. Body
I - C2-6 TVP and Ant. Body; C1 Ant. Arch
A: LAT FLX, FLX, CON ROT neck
N - Cerv spinal, Ventral rami C2-6
Longus Cap
Function
Innv:
O - C3-5 TVP Ant. tubercle
I - Occiput, inferior of basilar
FLX, LAT FLX neck and head at spinal
Cerv spinal Ventral rami C1-3
Rectus Cap Ant
Funct
Innv:
O - C1/Atlas TVP (obliqu supr)
I - Occiput (basilar)
FLX head at AOJ
C1-2 Ventral Rami
Rectus Cap. Lat
Funct
O - C1 TVP
I - Occiput Jugular process
A: Side flex
Serratus Post Superior
Function
Inn
O - C7-T3 SP
I - R2-5 superior border and ext. surface
A: ELEV R2-5 @ sternocosto and costospinal jt.
N: Intercostal N2-5 (insertion)
Serratus Post. Inferior
Function
Inn
O - SP T11-L2 (spinalis thoracis origin)
I - R9-12 inferior + ext border
Pulls down R9-12 at costospinal and sternocostal jt.
N: Subcostal N. and Innercostal 9-11 (one less, inferior)
Diaphragm
Func
Innv
O:
Costal: r7-12 (except all true ribs aside from 7)
Sternal: Xiphoid process
Lumbar: L1-3, MED + LAT arcuate ligament, (R)+(L) crura (tendon)
I - Central tendon
A - Incr. Thoracic cavity w/ respir
N - Phrenic N. C3-5
Deep EXT Rotat: Pirf
Function
Innv
O - Ant sacrum + ant of sacrotuberous ligamnt
I - Supero MED (wrap around) surface
A - EXT ROT HORZ ABD, INT ROT thigh
Innv: N. to piriformis
Sup Gemellus
O - Ischial Spine
I - MED surf of greater trochanter
Func: LAT ROT, HORZ ABD thigh
N - N. to Obturator Interus L5,S1
Obturator Int
O - Int surface Pelvic (ischium, pubis, ilium)
I - MED sur of greater trochanter
A - LAT ROT, HORZ ABD thigh
Innv: N. to Obturator Int L5, S1
Inferior Gemellus
O - Isch tub (sup)
I - MED Greater trochanter
N. Quad Fem N.
Obturator Externus
O - Obturator foramen margin (ischium, pubis, obturator membrane)
I - Trochanteric fossa
N - Obturator N.
Quadratus Femor
O - Ischial Tub
I - Intertochanteric Crest
N. Quad Fem. N.
N - Quad Fem. N. (L5-S1)
