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Anatomy: Back & Spinal Cord
N/A
78
Anatomy
Graduate
08/22/2013

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Cards

Term
Primary Curvatures
Definition
Thoracic & Sacral
Term
Secondary Curvatures
Definition
Cervical & Lumbar
Term
Scoliosis
Definition
Accentuated lateral and rotational curvature of the thoracic or lumbar spine
Term
Kyphosis
Definition
Accentuated flexion of thoracic spine (Hutchback; Dowager's Hump)
Term
Lordosis
Definition
Accentuated extension of lumbar spine (Swayback)
Term
Transverse Foramen
Definition
Found on transverse processes of cervical vertebrae
Term
Zygapophyseal Joint
Definition
Between anterior & inferior articulating processes
Term
Vertebral Foramen
Definition
Collectively, form vertebral canal
Term
Intervertebral Foramen
Definition
Allow passage of spinal N
Term
Transverse Costal Facet
Definition
Location of articulation with tubercle of rib; Found on transverse process
Term
Superior/Inferior Costal Facet
Definition
Found on body of vertebra
Term
Mammilary Process
Definition
Found only on lumbar vertebrae
Term
Accessory Process
Definition
Found only on lumbar vertebrae
Term
Anulus Fibrosis
Definition
Outer fibrocartilaginous ring on intervertebral disc
Term
Nucleus Pulposus
Definition
Jelly-like substance in middle of intervertebral disc
Term
Ligamentum Flavum
Definition
Yellow colored ligament found on posterior surface of vertebral canal
Term
Posterior Longitudinal Ligament
Definition
Located on anterior surface of vertebral canal/posterior surface of vertebral bodies
Term
Anterior Longitudinal Ligament
Definition
Located on anterior surface of vertebral bodies
Term
Medial Sacral Crest
Definition
Result of fusion of spinous processes S 1-5
Term
Anterior Sacral Foramen
Definition
Transmit ventral rami S 1-4
Term
Posterior Sacral Foramen
Definition
Transmit dorsal rami S 1-4
Term
Rhomboid Major & Minor: Innervation
Definition
Dorsal scapular N.
Term
Rhomboid Major & Minor: Action
Definition
Retraction & rotation of scapula; Fixation of scapula to thoracic wall
Term
Rhomboid Major & Minor: Vascular Supply
Definition
Dorsal scapular A.
Term
Trapezius: Innervation
Definition
Accessory N. (CN XI)
Term
Trapezius: Action
Definition
Elevation, depression, rotation, & retraction of scapula
Term
Trapezius: Vascular Supply
Definition
Dorsal scapular A. & transverse cervical A.
Term
Dropped Shoulder Syndrome
Definition
Weakness/paralysis of trapezius; results in chronic depression of scapula
Term
Latissimus Dorsi: Innervation
Definition
Thoracodorsal N.
Term
Latissimus Dorsi: Action
Definition
Extension, adduction, & medial rotation of humerus
Term
Latissimus Dorsi: Vascular Supply
Definition
Thoracodorsal A.
Term
Levator Scapulae: Innervation
Definition
Dorsal Scapular N.; Cervical N. 3 & 4
Term
Levator Scapulae: Action
Definition
Elevation of scapula
Term
Levator Scapulae: Vascular Supply
Definition
Dorsal scapular A.
Term
Nerve commonly damaged during axillary surgeries (i.e.: mastectomies & lymphectomies)
Definition
Thoracodorsal; Leads to impediment in strong adduction (i.e.: climbing, pull ups)
Term
Clinical presentation of damage to dorsal scapular N.
Definition
Marked protraction of scapula in resting position
Term
Serratus Posterior Superior: Innervation
Definition
Intercostal N. 2-4 or 5
Term
Serratus Posterior Superior: Action
Definition
Proprioception; Elevation of upper ribs
Term
Serratus Posterior Inferior: Innervation
Definition
Intercostal N. 9-12
Term
Serratus Posterior Inferior: Action
Definition
Proprioception; Depression of lower ribs
Term
Splenius (Capitis & Cervicis): Innervation
Definition
Dorsal rami of spinal N.
Term
Splenius (Capitits & Cervicis): Action (Unilaterally)
Definition
Ipsilateral flexion; rotation of neck
Term
Splenius (Capitis & Cervicis): Action (Bilaterally)
Definition
Extension of neck
Term
Erector Spinae: 3 Muscles
Definition
Iliocostalis, Longissimus, Spinalis
Term
Erector Spinae: Innervation
Definition
Dorsal rami of spinal N.
Term
Erector Spinae: Action (Unilaterally)
Definition
Lateral flexion of vertebral column
Term
Erector Spinae: Action (Bilaterally)
Definition
Extension of vertebral column
Term
Chief extensor of vertebral column
Definition
Erector spinae
Term
What muscle(s) is/are particularly susceptible to low strains (tears) of the low back?
Definition
Erector spinae
Term
Transversospinalis: 3 Muscles
Definition
Semispinalis, Rotatores, Multifidus
Term
Transversospinalis: Action (Unilaterally)
Definition
Proprioceptive feedback; Contralateral rotation
Term
Transversospinalis: Action (Bilaterally)
Definition
Proprioceptive feedback; Head/vertebral column extension
Term
Transversospinalis: Innervation
Definition
Dorsal rami of spinal N.
Term
Interspinales: Connect what to what?
Definition
Spinous process to spinous process
Term
Intertransversarii: Connect what to what?
Definition
Transverse process to transverse process
Term
Levatores costarum: Connect what to what?
Definition
Transverse process to rib
Term
Sensory branches of C4-T6 innervate what?
Definition
Skin directly next to vertebral column
Term
Sensory branches of T7-T12 innervate what?
Definition
Skin at fusion point of latissimus dorsi & thoracolumbar fascia
Term
Sensory branches of L1-L3 innervate what?
Definition
Cluneal N. here emerge lateral to latissimus dorsi & supply skin over lower back & upper gluteal region
Term
Posterior Median Furrow
Definition
Thin region of skin between trapezius muscles
Term
Nuchal Groove
Definition
Region over spinous processes in neck
Term
Vertebral Prominens
Definition
Spinous process of C7
Term
Lumbar Dimples
Definition
Location of posterior superior iliac spine
Term
Sacral Triangle: Borders & Significance
Definition
Points are at intergluteal cleft & 2 lumbar dimples; Assists with landmarking sacral hiatus
Term
Sacral Hiatus
Definition
Canal opening at inferior edge of sacrum
Term
Triangle of Auscultation: Borders
Definition
Medial border of scapula, inferolateral border of trapezius, superior border of latissimus dorsi
Term
Lumbar Triangle: Borders & Common Injury
Definition
Inferolateral border of latissimus dorsi, iliac crest, posterior margin of external oblique; common site of lumbar hernia--herniation of abdominal structures
Term
Rectus Capitis Posterior Major & Minor: Innervation
Definition
Suboccipital N. (Dorsal ramus of C1)
Term
Rectus Capitis Posterior Major & Minor: Action
Definition
Extension of skull
Term
Obliquus Capitis Inferior: Innervation
Definition
Suboccipital N. (Dorsal ramus of C1)
Term
Obliquus Capitis Inferior: Action
Definition
Rotation of C1 on C2
Term
Obliquus Capitis Superior: Innervation
Definition
Suboccipital N. (Dorsal rami of C1)
Term
Obliquus Capitis Superior: Action
Definition
Extension of skull
Term
Common cause of head/neck pain?
Definition
Tension in suboccipital M.s
Term
Suboccipital Release
Definition
Manual therapy technique to massage suboccipital M.s to relieve pain
Term
Suboccipital Triangle: Contents
Definition
Horizontal portion of vertebral A. & suboccipital N.
Term
Suboccipital Triangle: Borders
Definition
Medially rectus capitis posterior major, inferiorly obliquus capitis inferior, laterally obliquus capitis superior
Term
Greater Occipital N.
Definition
Stems from dorsal rami of C2; inferior to suboccipital triangle; pierces semispinalis to provide sensory information to back of scalp
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