Regional- Spinal (subarachnoid) Neural Blockade Flashcards Preview

Valley Need to knows > Regional- Spinal (subarachnoid) Neural Blockade > Flashcards

Flashcards in Regional- Spinal (subarachnoid) Neural Blockade Deck (22):
1

The principle site of action for neuraxial blockade, spinal or epidural is where?

the nerve root

2

what ligament binds the epidural space posteriorly

ligamentum Flavum

3

where is the spinal cord the widest

L2

4

Where is the spinal cord the narrowest

C5

5

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

Dura matter
Arachnoid matter
Pia Matter

6

what is the specific gravity of CSF

1.004 - 1.009
think of james bond 007 (and your in the middle)

7

if the sympathetic outflow from T1- T4 is blocked by LA, unapposed vagus stimulation will produce what? and what is this reflex termed?

bradycardia
Bainbridge reflex

8

Anterior dermatome: name landmark
C4

Clavicle

9

Anterior dermatome: name landmark
T4-T5

Nipples

10

Anterior dermatome: name landmark
T6

Xiphoid

11

Anterior dermatome: name landmark
T8

lower border of rib cage

12

Anterior dermatome: name landmark
T10

umbilicus

13

Anterior dermatome: name landmark
L1

inguinal ligament

14

Anterior dermatome: name landmark
L2-L3

Knee and below

15

Anterior dermatome: name landmark
S2-S3

Perineal

16

Posterior dermatome: name landmark
C7

Most prominent cervical spinous process

17

Posterior dermatome: name landmark​
T7

inferior boarder of scapula (lower tip)

18

Posterior dermatome: name landmark​
L4

iliac creast (superior)
tuftier's line or intercristal line

19

Posterior dermatome: name landmark​
S2

Posterior superior iliac spine

20

name all the structures the needle passes through for a Subarachnoid block (midline) from posterior to interior

​Skin
subcutaneous tissue
SupraSpinous Ligament
Intraspinous ligament
Ligamentum Flavum
(epidural space)- not a real space
Dura matter
arachnoid matter

21

the lateral approach for a SA block will not pass through what 2 structures just listed for the midline approach?

Supraspinous ligament
intraspinous ligament

22

memory master

IA3; IIIH1-2