8/3/2019 Final Back and Spine 2
1/26
BACK AND SPINE PART 2:
MUSCULAR ANATOMYIAP MUSCULOSKELETALSERIES
Christian Orense, PTRP
8/3/2019 Final Back and Spine 2
2/26
MUSCLES OF THE HUMANBACK
8/3/2019 Final Back and Spine 2
3/26
SUPERFICIAL INTERMEDIATE DEEP
8/3/2019 Final Back and Spine 2
4/26
SUPERFICIAL GROUP
Trapezius,LatissimusDorsiRhomboid Major/Minor
Levator Scapulae
8/3/2019 Final Back and Spine 2
5/26
O:Sup.Nuchal
Line, EOP,
Ligamentum
Nuchae, Spinous
Process C7-T12
I: Lat 1/3 clavicle,
acromion, spine of
scapula
A: Scapular UR/
DRInn: CN XI
Trapezius
8/3/2019 Final Back and Spine 2
6/26
Latissimus DorsiO: Spinous ProcessT7-L5Sacrum, Iliac
CrestI:: Medial crest
Intertuberculargrove
A: Sh.EXADIRINN:Thoracodorsal
nn.
8/3/2019 Final Back and Spine 2
7/26
Levator ScapulaeO: Transverse
Process C1-C4
I:Superior Angle
of Scapula
A: Elevates,
retracts rotates
scapulaINN:Dorsal
Scapular nn
8/3/2019 Final Back and Spine 2
8/26
O: Spinous Process
C6-C7
I:Medial Border of
the ScapulaA: Scapular
retraction,
rotationINN:Dorsal
Scapular nn
Rhomboid Minor
8/3/2019 Final Back and Spine 2
9/26
O: Spinous Process
T1-T4
I:Medial Border of
the Scapula
A: Scapular
retraction,
rotationINN:Dorsal
Scapular nn
Rhomboid Major
8/3/2019 Final Back and Spine 2
10/26
INTERMEDIATE GROUP
SERRATUS POSTERIORSUPERIORSERRATUS POSTERIOR
INFERIORLEVATORES COSTARUM
8/3/2019 Final Back and Spine 2
11/26
SERRATUS POSTERIORSUPERIORO: Lower portion
Ligamentum
Nuchae, SpinousProcess C7-T3,
Supraspinous
Ligaments
I:Upper portion
ribs 2-5A:Elevates ribs 2-5INN:Anterior Rami
Upper Thoracic nn
8/3/2019 Final Back and Spine 2
12/26
SERRATUS POSTERIORINFERIORO: Spinous Process
T11-L3,
SupraspinousLigaments
I:Upper portionribs 2-5A:Elevates ribs 2-5
INN:Anterior Rami
Upper Thoracic nn
8/3/2019 Final Back and Spine 2
13/26
LEVATORES COSTARUMO: Spinous Process
T11-L3,
SupraspinousLigaments
I:Upper portionribs 2-5A:Elevates ribs 2-5
INN:Anterior Rami
Upper Thoracic nn
8/3/2019 Final Back and Spine 2
14/26
DEEP MUSCLE GROUPSUPERFICIALLY VERTICALLY RUNNING: ERECTORSPINAE
8/3/2019 Final Back and Spine 2
15/26
O: Iliac crest,
sacrum, lower
thoracicvertebrae, angle of
upper 6 ribsI: Angles of the
lower 6 ribs,Transverse
process C4-C7A: TrunkExtension (B),
Lateral flexion(unilateral)INN:Dorsal Rami
ILIOCOSTALIS
8/3/2019 Final Back and Spine 2
16/26
LONGISSIMUSO: Lower cervical,
upper and lower
cervical vertebraeI: Mastoid
process, Ribs,
Upper cervical,
upper lumbar
vertebraeA: Extends the
head, neck,vertebral columnINN:Dorsal Rami
8/3/2019 Final Back and Spine 2
17/26
O: C6-C7, T11-L2
I: C2-C3, Middle
thoracic
vertebraeA: Extends neck
and vertebral
columnINN:Dorsal Rami
SPINALES
8/3/2019 Final Back and Spine 2
18/26
8/3/2019 Final Back and Spine 2
19/26
DEEP (INTERMEDIATE)
MUSCLE GROUPOBLIQUE RUNNING: TRANSVERSOSPINALES GROUP
8/3/2019 Final Back and Spine 2
20/26
O: Transverse
process TVI- T10I: Spinous process
of upper 4
thoracic and
lower 2 cervicalvertebraeA: Extends neck
and vertebral
columnINN:Dorsal Rami
SEMISPINALES
8/3/2019 Final Back and Spine 2
21/26
O: Transverse
process I: Spinous process
of superior
vertebraeA: Extends &
rotates vertebral
columnINN:Dorsal Rami
MULTIFIDUS
8/3/2019 Final Back and Spine 2
22/26
O: Transverse
process I: Base of Spinous
process of
superiorvertebraeA: Extends &
rotates vertebral
columnINN:Dorsal Rami
ROTATORES
8/3/2019 Final Back and Spine 2
23/26
DEEPEST MUSCLE GROUP
8/3/2019 Final Back and Spine 2
24/26
O: Transverse
process belowI: Transverse
process of
vertebra aboveA: Extends
vertebral column
INN:Dorsal Rami
INTERTRANSVERSARII
8/3/2019 Final Back and Spine 2
25/26
O: Spinous Process
of vertebra belowI: Spinous process
of vertebra above
A: Extends
vertebral column
INN:Dorsal Rami
INTERSPINALES
8/3/2019 Final Back and Spine 2
26/26
END OF LECTUREPLEASE PREPARE FOR POSTLEC QUIZ