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Spinal Anatomy Test 1 > Day 12 > Flashcards

Flashcards in Day 12 Deck (14):
0

Name and locate each space formed between the osseous vertebral foramen and the spinal cord (spinal medulla or medulla spinalis).

epidural space- between the vertebral foramen and the dura mater
subdural space- between the dura mater and the arachnoid mater
subarachnoid space- between the arachnoid mater and the pia mater

1

What is the name given to the fluid within the epidural space?

interstitial fluid

2

Which of the content of the epidural space will be found near the vertebral body?

anterior spinal canal artery & plexus
anterior internal vertebral venous plexus
basivertebral vein
recurrent meningeal/ sinu-vertebral, sinus vertebral nerve
posterior longitudinal ligament
Hofmann/anterior dural/meningovertebral ligaments

3

What segmental levels are supplied by the deep cervical artery?

C7-T1

4

What segmental levels are supplied by the posterior intercostal artery?

T3-T11

5

What are the segmental arteries for L5?

iliolumbar artery, median (middle) sacral artery and lateral sacral artery

6

What are the branches of the spinal artery?

osseous arteries, anterior spinal canal artery, posterior spinal canal artery, anterior medullary feeder artery, posterior medullary feed artery, anterior radicular artery, posterior radicular artery

7

What forms the arterial vasa corona above C3?

right and left anterior spinal arteries, right and left posterior spinal arteries, and 4 communicating arteries

8

Which of the contents of the epidural space are more likely located near or around the posterior longitudinal ligament?

anterior spinal canal artery & plexus
anterior internal vertebral venous plexus
basivertebral vein
recurrent meningeal/sinu-vertebrals/sinus vertebral nerve
Hoffmann/anterior dural/meningovertevral ligaments

9

Which of the contents of the epidural space will be found near the lamina?

posterior spinal canal artery & plexus
posterior internal vertebral venous plexus
ligamentum flacvum

10

What is the name given to the fluid present within the subdural space?

serous fluid

11

What is the name given to the fluid with the subarachnoid space?

cerebrospinal fluid

12

What is the name given to the lateral extension of pia mater along the spinal cord?

dentate (denticulate) ligament

13

What is the unique feature of veins along the spinal canal?

they lack the biscuspid valve of typical veins