Vertebral Column

Question 1

what are the regions of the vertebral column

Answer 1

7 cervical
12 thoracic
5 lumbar
5 sacral
4 coccyx

Question 2

general features of the vertebral column

Answer 2

vertebral canal
intervertebral foramina
intervertebral discs

Question 3

characteristics of the vertebrae

Answer 3

body
vertebral arch: lamina and pedicles
vertebral foramen
spinous process
transverse processes
superior & inferior articular processes and facets

Question 4

what is the specialized vertebrae C1

Answer 4

Atlas

no body but has 2 lateral masses
facet for dens
posterior tubercle

Question 5

what is the specialized vertebrae C2

Answer 5

Axis

dens to insert into C1

Question 6

characteristics of cervical vertebrae (c1-c7)

Answer 6

transverse foramina
bifid spinous process
vertebrae prominens on C7
oblique angle of spinous processes

Question 7

characteristics of thoracic (T1-T12)

Answer 7

giraffe
absence of special cervical feature
demi-facets: for head of rib
articular facets: for tubercle or rib

Question 8

characteristics of lumbar (L1-L5)

Answer 8

moose
absence of special cervical or thoracic feature
large
articular facets on sagittal plane
(no demi- facet)

Question 9

characteristics of sacrum (S1-S5)

Answer 9

body of 1st sacral
median sacral column (ant)
median sacral crest (post)
superior articulating processes & facets
sacral foramina (ant & post)
sacral canal (sup)
sacral hiatus (inf)
auricular surface
transverse lines (ridges= ant)
alae