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The Back
Lecture 2
99
Anatomy
Graduate
09/06/2014

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Term
Axial Skeleton
Definition
skull, vertebral column, thoracic cage
Term
thoracic cage
Definition
ribs, sternum
Term
Appendicular skeleton
Definition
limbs and attachment girdles
Term
pectoral girdle
Definition
scapulas and clavicles
Term
parts of the scapula
Definition
spine, acromion, vertebral border
Term
os coxa aka
Definition
crest of ilium
Term
trapezius - origin (5 total)
Definition
superior nuchal line, external occipital protuberance, nuchal ligament, spinous processes of c7-t12
Term
trapezius insertion (3 total)
Definition
lateral third of clavicle, acromion, spine of scapula
Term
innervation of trapezius
Definition
spinal accessory, C3&C4 (proprioception)
Term
blood supply of trapezius
Definition
transverse cervical artery
Term
trapezius actions (5 total)
Definition
extension of head, elevation (upper part), depression (lower part) of pectoral girdle, retraction and upward rotation of scapula
Term
latissiumus dorsi origin (4 total)
Definition
spinous processes of t7-L5, thoracolumbar fascia, iliac crest, last 3 ribs
Term
lattisimus dorsi insertion (1 total)
Definition
intertubercular sulcus of humerus
Term
lattisimus dorsi innervation
Definition
thoracodorsal nerve of posterior cord of brachial plexus
Term
actions of lattisimus dorsi (3 total)
Definition
medial rotation, extension, adduction of humerus
Term
blood supply of lattisimus dorsi
Definition
thoracodorsal artery
Term
rhomboid major origin (1 total)
Definition
spinous processes of t2-t5
Term
rhomboid major insertion (1)
Definition
medial vertebral border of scapula
Term
rhomboid major innervation
Definition
dorsal scapular nerve from upper root of brachial plexus
Term
rhomboid major actions
Definition
retract and downwardly rotates scapula
Term
rhomboid major blood supply
Definition
dorsal scapular artery
Term
rhomboid minor origin (2)
Definition
ligamentum nuchae, spines of c7-t1
Term
rhomboid minor insertion
Definition
medial vertebral border of scapula
Term
rhomboid minor innervation
Definition
dorsal scapular nerve
Term
rhomboid minor action
Definition
retract and downwardly rotates scapula
Term
rhomboid minor blood supply
Definition
dorsal scapular artery
Term
levator scapulae origin (1)
Definition
posterior tubercles of transverse processes of c1-c4
Term
levator scapulae insertion
Definition
superior angle of vertebral border of scapula
Term
levator scapulae innervation
Definition
dorsal scapular nerve from upper root of brachial plexus
Term
levator scapulae action
Definition
assist rhomboids and elevation of scapulae
Term
levator scapule blood supply (3)
Definition
dorsal scapular, transverse cervical, ascending cervical artery
Term
serratus posterior inferior origin
Definition
spinous processes of t11-L2
Term
serratus posterior inferior insertion
Definition
inferior aspect of ribs 9-12
Term
serratus posterior inferior innervation
Definition
intercostal nerves
Term
serratus posterior inferior actions
Definition
depresses ribs, aids in expiration
Term
serratus posterior inferior blood supply
Definition
posterior intercostal arteries
Term
serratus posterior superior (2)
Definition
ligamentum nuchae, spinous processes of c7-t3
Term
serratus posterior superior insertion
Definition
superior aspect of ribs 2-4
Term
serratus posterior superior innervation
Definition
upper intercostal nerves
Term
serratus posterior superior actions
Definition
elevates ribs, aids in inspiration
Term
serratus posterior superior bood supply
Definition
posterior intercostal arteries
Term
splenion
Definition
bandage
Term
caput
Definition
head
Term
cervix
Definition
neck
Term
splenius capitis origin
Definition
nuchal ligament, spinous processes of c7-t3
Term
splenius capitis insertion
Definition
mastoid process, superior nuchal line
Term
spleinus capitis innervation
Definition
posterior rami of middle cervical nerves
Term
splenius capitis bilateral action
Definition
extend head
Term
splenius capitis action unilaterally
Definition
laterally bends, rotates face to same side
Term
splenius capitis blood supply
Definition
occipital artery, deep cervical artery
Term
splenius cervicis origin
Definition
spinousp rocess of t3-t6
Term
splenius cervicis insertion
Definition
transverse processes c1-c3
Term
splenius cervicis innervation
Definition
dorsal rami of lower cervical nerves
Term
splenius cervicis blood supply
Definition
occipital artery, deep cervical artery
Term
these muscles fill in the hollow between the spinous processes and angle of ribs
Definition
spleninius capitis and cervicis, erector spinae, transversospinalis
Term
the splenius capitis/cervicis, erector spina,e and transversosinalis are muscles contained in a tube that attaches to waht
Definition
ligamentum nuchage, spinousp rocesses, suprapsinous ligaments, medial sacral crest, transverse processes, angles of the ribs in the thoracic spine
Term
The tube containing the splenius capitis/cervicis, erector spinae, transversospinalis is called what inferior to the neck?
Definition
thoracolumbar fascia
Term
The tube containing the splenius capitis/cervicis, erector spinae, transversospinalis is called what in the neck
Definition
prevertebral fascia
Term
the lumbar aponeurosis is part of what?
Definition
thoracolumbar fascia
Term
bilateral action of erector spinae
Definition
extension of vertebral column
Term
unilateral action of erector spinae
Definition
ipsilateral rotation
Term
erector spinae origin (5)
Definition
posterior sacrum iliac crest, sacrospinous ligament, suprapsinous ligament, spinous processes of lower lumbar and sacral vertebrae
Term
iliocostalis insertion
Definition
angles of lower ribs, cervical transverse processes
Term
longissimus insertion
Definition
between tubercles and angles of ribs, transrvese processes of thoracic and cervical vertebrae, mastoid processes
Term
spinalis insertion
Definition
spinous processes of upper thoracic and midcervical vertebrae
Term
erector spinae innervation
Definition
dorsal rami of each region
Term
erector spinae blood supply, cervical regions
Definition
occipital, deep cervical, vertebral arteries
Term
erector spinae blood supply, thoracic regions
Definition
dorsal branches of posterior interocostal, subcostal, lumbar arteries
Term
erector spinae blood supply, sacral regions
Definition
dorsal branches of lateral sacral arteries
Term
transversospinalis actions
Definition
extension and contralateral rotation of vertebral column, head and neck
Term
layers of transversospinalis
Definition
3
Term
muscles of transversospinalis, outermost to innermost
Definition
semispinalis capitis/cervicis/thoracis, multifidus, rotatores
Term
semispinalis origin
Definition
transverse processes of c4-t12
Term
semispinalis insertion
Definition
spinous processes of cervical and thoracic regions
Term
semispinalis innervation
Definition
dorsal rami of spinal nerves
Term
semispinalis blood supply cervical portions
Definition
occipital, deep cervical, vertebral arteries
Term
sempispinalis blood supply thoracic portions
Definition
dorsal branches o fposterior intercostal arteries
Term
multifidus origin (4)
Definition
sacrum ilium, transverse processes of t1-t12, articular processes of c4-c7
Term
multifidus insertion
Definition
spinous processes of vertebrae above, spanning two to four segments
Term
multifidus actions
Definition
stablizes spine
Term
multifidus blood supply cervical portions
Definition
occipital, deep cervical, vertebral arteries
Term
multifidus blood supply thoracic portions
Definition
dorsal branches of posterior intercostal, subcostal and lumbar arteries
Term
multifidus blood supply sacral portions
Definition
dorsal branches of lateral sacral arteries
Term
rotatores origin
Definition
transverse processes of cervical, thoracic, lumbar regions
Term
rotatores insertion
Definition
lamina and transverse process of spine above, spanning one or two segments
Term
rotatores innervation
Definition
dorsal rami of spinal nerves
Term
rotatores actions
Definition
stabilizes, extends, rotates spine
Term
rotatores blood supply
Definition
dorsal branches of segmental arteries
Term
transverse cervical artery comes from where
Definition
thyrocervical trunk of subclavian artery
Term
the dorsal scauplar artery is branch of what?
Definition
subclavian artery
Term
thoracodorsal artery is a branch of what artery
Definition
subscapular artery from the axillary artery
Term
spinal accessory nerve is which cranial nerve
Definition
XI
Term
the spinal accessory nerve exits through what?
Definition
jugular foramen
Term
CNXI supplies which muscles?
Definition
trapezius and sternocleidomastoid
Term
dorsal scapular nerve comes from which nerves
Definition
c4-c5
Term
dorsal scapular nerve supplies which muscles
Definition
rhomboids, levator scapule
Term
thoracodorsal nerve comes from which nerves
Definition
c6-c8
Term
thoracodorsal nerve supplies which muscles
Definition
latissimus dorsi
Term
whiplash
Definition
severe hyperextension of the neck, stretches anterior longitudinal ligament, hyperflexion can occur with rebound
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