Regional- Spinal (subarachnoid) Neural Blockade Flashcards Preview

â–º Med Misc 44 > Regional- Spinal (subarachnoid) Neural Blockade > Flashcards

Flashcards in Regional- Spinal (subarachnoid) Neural Blockade Deck (91)
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1

what is the front of the spinal cord called?

Anterior

Ventral

2

what is the back of the spinal cord called

Posterior

Dorsal

3

what is the area where the spinal nerves exit called 

Facet joint

4

cervical nerves exit where?

above the vertebrae

5

all other nerves exit where?

below the vertebrae

6

what is the 1st and 2nd cervical vertebrae

  1. Atlas
  2. Axis

Remember "t" comes before "x"

7

In a supine pt where are the high points of the spine

C3

L3

8

In the supine pt where are the low spots of the spine

 

T6

S2

 

9

the spinal cord extends from the ____ _____ to the Lumbar level ___ in the adult and ____ in the newborn

Foramen Magnum

L1 (adult)

L3 (newborn)

10

by what age should the newborns Spinal cord be at the adult level 

2 yo

11

the cord terminates where?

conus medullaris

12

how many cervical vertebrae are there?

7

13

how many thoracic vertebrae are there?

12

14

how many lumbar vertebrae are there?

5

15

how many sacral vertebrae are there?

5

16

how many coccygeal vertebrae are there?

4

17

how many pairs of spinal nerves are there

31

18

where is the spinal cord the wideest

L2

19

where is the spinal cord the narrowest

C5

20

what is the nerve group in the lower dural sac L1- S5 termed

Cauda Equiuna (horses Tail)

21

what is the area between S4 and S5 termed and what do we use it for?

Sacral Hiatus

Caudal Block

22

is a caudal block grouped as a spinal or epidural?

Epidural

23

what is total CSF volume

100-150ml (go with 150mL)

24

how much CSF is in the subarachnoid

25-30mL (1/5)

25

How much CSF is produced daily?

500mL

26

what is normal CSF pressure?

10-20 cmH20

27

what are the layers of the spinal meninges form outer to inner?

Dura matter

Arachnoid matter

Pia matter

28

what 2 things absorb CSF

arachnoid villi

arachnoid granuloma

29

the subarachnoid space lies where?

between the arachnoid and pia matter

30

the principle site of actin for neuraxial blockade is where

the nerve root

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