Osteology of the Spine/Spine Articulations

Question 1

What structure is specific to cervical vertebrae?

Answer 1

Transverse foramen

Question 2

What passes through the transverse foramen?

Answer 2

Arteries from C1-C6 and veins from C1-C7

Question 3

What do the uncinated processes form?

Answer 3

Uncovertebral joint

Question 4

What purpose do the uncinated processes serve?

Answer 4

Eliminate side to side dislocation

Question 5

Where are uncovertebral joints present?

Answer 5

C3-C7

Question 6

What is a distinguishing characteristic of thoracic vertebrae?

Answer 6

Costal facets

Question 7

Which thoracic vertebrae don’t have costa facets?

Answer 7

T11-T12

Question 8

What process does a lumbar vertebrae have that other vertebrae do not?

Answer 8

Mammillary and accessory

Question 9

What forms the margins for the sacral hiatus?

Answer 9

Sacral cornue

Question 10

What can cause vertebral fractures?

Answer 10

Osteoarthritis, body or vertebrae being crushed, cancer or trauma

Question 11

At what level does the spinal cord end?

Answer 11

L1-L2

Question 12

At what level is a spinal tap conducted?

Answer 12

L3-L4

Question 13

What is a landmark for obstetrics on the sacrum?

Answer 13

Sacral promontory

Question 14

The more rounded part of the vertebral disk is posterior or anterior?

Answer 14

Anterior

Question 15

The flatter portion of the vertebral disk is posterior or anterior?

Answer 15

Posterior

Question 16

What are the two layers of the vertebral disk?

Answer 16

Annulus fibrosis (outer portion) 
Nucleus pulposus (jelly inside)

Question 17

Where is the anterior longitudinal ligament found?

Answer 17

The anterior portion of the vertebral column covering the vertebral body

Question 18

Where is the posterior longitudinal ligament found?

Answer 18

Inside the anterior portion vertebral canal covering the posterior portion of the IV disks

Question 19

What forms the zygahypophyseal joints?

Answer 19

Inferior and superior articulating processes

Question 20

What is the ligamentum flava?

Answer 20

The ligament that connects superior and inferior laminae forming the posterior wall of the vertebral canal

Question 21

What ligament connects between two spinous processes?

Answer 21

Interspinous ligaments

Question 22

What ligament connects on top of the spinous processes down the spine?

Answer 22

Supraspinous ligament

Question 23

What ligament connects transverse processes?

Answer 23

Intertransverse ligament

Question 24

What is severe osteoarthritis?

Answer 24

Spodylosis

Question 25

What forms the anterior spinal canal boundary?

Answer 25

Posterior longitudinal ligament, vertebral body, IV disc

Question 26

What forms the posterior spinal canal boundary?

Answer 26

Ligamentum flava and lamina of vertebral arch

Question 27

What forms the superior spinal canal boundary?

Answer 27

Foramen magnum

Question 28

What forms the lateral spinal canal boundary?

Answer 28

Pedicle of vertebral arch and intervertebral foramen

Question 29

What forms the inferior spinal canal boundary?

Answer 29

Sacral hiatus

Question 30

What is anterior dislocation of a lumbar vertebrae called?

Answer 30

Spondylithosis

Question 31

What craniovertebral joint connects C1-Occiput?

Answer 31

Atlanto-occipital joint

Question 32

What joint connects C1-C2?

Answer 32

Atlanto-axial

Question 33

Superiorly where does the posterior longitudinal ligament end and what does it become?

Answer 33

The axis; Tectoral membrane

Question 34

What ligament connects the dents to the atlas?

Answer 34

Transverse ligament of the Atlas

Question 35

What does the alar ligament connect?

Answer 35

The dens to the occipital condyle

Question 36

What is the first palpable spinous process?

Answer 36

C7

Question 37

What is the Nuchal ligament?

Answer 37

Connects posterior occipital protuberance to C7

Question 38

Where does the Supraspinous ligament begin?

Answer 38

C7

Question 39

What supplies 2/3 of the spinal cord with blood supply?

Answer 39

Anterior spinal artery

Question 40

What supplies 1/3 of the spinal cord with blood supply?

Answer 40

Posterior spinal artery

Question 41

What helps support the anterior/posterior spinal artery by supply the spinal cord with blood?

Answer 41

Great segmental medullary artery

Question 42

What is the skinniest portion of the spinal cord?

Answer 42

Thoracic

Question 43

What is unique about the veins found in the middle of the spinal canal?

Answer 43

They DO NOT have one way valves

Question 44

At what level of the body can the great segmental medullary artery be found?

Answer 44

Level with the aorta