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Principles II - IV Regional blocks slides 4-8 (Pat)
Diddy
7
Nursing
Graduate
09/12/2009

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Cards

Term
What is the range in length from the tip of the dural sac to the apex of the sacral hiatus?
Definition
20-45mm
Term
The anterioposterior diameter for the apex of the sacral hiatus?
Definition
<2mm
Term
Where does the terminal part of the dural sac end?
Definition
between S1 and S3
Term
Where do the sacral epidural veins end?
Definition
S4, but may extend throughout canal.
Term
The final part of the spinal cord which does not contain nerves and exits the sacral hiatus, attaching to the back of the coccyx.
Definition
filum terminale
Term
Substance that is of loose texture in children and more fibrous in adults -giving rise to the difference in predictability of caudal anesthetic spread in children and unpredictability on adults.
Definition
Epidural fat
Term
What is the preferred position for caudal block?
Definition
Lateral SIMS
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