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SF2 - Test 1 > 1 - Zill - Craniovertebral Joint > Flashcards

1 - Zill - Craniovertebral Joint Flashcards

1
Q

Cervical Vertebra

Movement?

A

Articular Facets - Superior/Medial

  1. Flextion/Extension (C1)
  2. Rotation (C2)
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2
Q

Ligaments of Back

A
  1. Anterior Longitudinal Ligament (strong, anterior)
  2. Posterior Longitudinal Ligament (weak, posterior of front)
  3. Ligamenta Flava (elastic band, connect laminae)
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3
Q

Anterior Atlanto-occipital Membrane

A

C1 - Occipital

Anterior Longitudinal Ligament

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4
Q

Membrana Tectoria

A

C2-Occipital

Posterior Longitidinal Ligament

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5
Q

Posterior Atlanto-Occipital Membrane

A

C1 - Occipital

Ligamenta Flavum

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6
Q

What ligaments of cranio-vertebral joints fuse to the dura?

A

Post. Atlano-occipital membrane

Membrana tectoria

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7
Q

Cruciate (Cross) Ligament Parts

  1. Transverse Ligament of Atlas
  2. Superior Ban to Occipital Bone
  3. Inferior Band to Body of C2
A

Keep Dens Anteriorly

  1. Transverse Ligament of Atlas - Attaches to inner side of Atlas (C1)
  2. Superior Ban to Occipital Bone
  3. Inferior Band to Body of C2
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8
Q

Hangman’s Fracture

A

Knot posterior to C1-C2 (only rotate)

Flexion/Extension of C1-C2

Fractures DENS, vertebrae penetrate CNS, instantaneous death

Can also happen in autowrecks, falls in elderly

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9
Q

What reduces C2 fractures in automobile wrecks?

A

Seat Belts

Air Bags

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10
Q

Alar “Check” Ligaments

A

Dens to Occipital Bone

Prevent excessive rotation

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11
Q

Prevertebral Muscles

Longus Colli

Longus Capitis

Rectus Capitis Lateralis

Rectus Capitis Anterior

A

Act - Flex Neck/Head

Inn - Cervical Ventral Rami

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12
Q

Suboccipital Muscles

Rectus Capitis Posterior Minor

Rectus Capitis Posterior Major

Obliquus Capitis Superior

Obliquus Capitis Inferior

A

Innervation:

Dorsal Ramus C1

Clinical:

Tension Headaches, Proprioception of Neck

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13
Q

Suboccipital Muscles

Extend

Rotate

A

Extend:

Rectus Capitis Pisterior Minor

Rectus Capitis Posterior Major (also rotate)

Obliquus Capitis Superior

Rotate:

Rectus Capitis Posterior Major (also extend)

Obliquus Capitis Inferior

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14
Q

Suboccipital Triangle

Arteries

Nerves

A

Arteries:

Vertebral

Occipital

Nerves:

Suboccipital Nerve - Dorsal Ramus C1 (motor to Suboccipital Muscles)

Greater Occipital Nerve - Dorsal Ramus C2 (sensory to skin)

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15
Q

Clinical Anatomy of Headache

A

Trigeminal branches V1, V2, V3 innervate dura

Upper cervical spinal nerves (vagus) too

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16
Q

Suboccipital muscle attachment to dura (headaches)?

A

Rectus Capitis Posterior Minor attaches to Dura

Cranial Dura is innervated

17
Q
A

SF2 - Test 1 (20 decks)

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