Flashcards in Exam 1 - Vertebral Foramen Deck (72)
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1
What is the typical shape/outline of the vertebral foramen at each region o the spinal column/vertebral column?
cervical - triangular
thoracic - oval
lumbar - triangular
sacrum - triangular
2
At what vertebral level will the spinal cord typically terminate?
L1
3
At what vertebral level will the dural sac typically terminate?
S2
4
Which of the segmental arteries will arise from the internal iliac artery?
the iliolumbar
and lateral sacral arteries
5
Identify all segmental arteries
vertebral
ascending cervical
deep cervical
superior (highest) intercostal
posterior intercostal
subcostal
lumbar
iliolumbar
lateral sacral
median (middle) sacral
6
What are the segmental arteries of the cervical spine?
the vertebral artery
ascending cervical artery
deep cervical artery
7
What are the segmental arteries of the thoracic spine?
the deep cervical artery
superior (highest) intercostal artery
posterior intercostal artery
subcostal artery
8
What are the segmental arteries of the lumbar spine?
the lumbar arteries
iliolumbar artery
lateral sacral artery
median (middle) sacral artery
9
What are the segmental arteries of the fifth lumbar vertebra?
the iliolumbar artery
lateral sacral artery
median (middle) sacral artery
10
What are the segmental arteries of the sacrum?
the iliolumbar artery
lateral sacral artery
median (middle) sacral artery
11
What segmental levels are supplied by the vertebral artery?
C1 - C6
12
What segmental levels are supplied by the ascending cervical artery?
C1 intercostal artery?-C6
13
What segmental levels are supplied by the deep cervical artery?
C7-T1
14
What segmental levels are supplied by the superior (highest)
T1 and T2
15
What segmental levels are supplied by the posterior intercostal artery?
T3-T11
16
What segmental level(s) is/are supplied by the subcostal artery?
T12
17
What segmental levels are supplied by the lumbar arteries?
L1 - L4
18
What segmental levels are supplied by the median (middle) sacral artery?
L5
S1 - S5
coccyx
19
What segmental levels are supplied by the iliolumbar artery?
L5
S1 - S5
coccyx
20
What segmental levels are supplied by the lateral sacral artery?
L5
S1-S5
coccyx
21
Which vertebra has the greatest number of segmental arteries associated with it?
L5
22
What are the segmental arteries for L5?
iliolumbar artery
median (middle) sacral artery
lateral sacral artery
23
What branch of the segmental artery supplies the vertebra and the paravertebral region?
dorsospinal artery
24
Which artery is primarily observed in the distal part of the intervertebral foramen?
spinal artery
25
What are the branches of the spinal artery?
osseous arteries
anterior spinal canal artery
posterior spinal canal artery
anterior medullary feeder artery
posterior medullary feeder artery
anterior radicular artery
posterior radicular artery
26
Which branches of the spinal artery supply the contents of the epidural space?
osseous arteries
anterior spinal canal artery
posterior spinal canal artery
27
What arteries are observed in the epidural space near the posterior longitudinal ligament?
anterior spinal canal artery AND plexus
28
What areteries are observed in the epidural space near the ligamentum flavum?
posterior spinal canal artery AND plexus
29
Which branches of the spinal artery supply the contents of the subarachnoid space?
anterior radicular artery
posterior radicular artery
anterior medullary feeder artery
posterior medullary feeder artery
30
