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Vagal, Splanic, and Celiac plexus
Pancreatic pain input?
Substance P and CGRP
Nocioceptive pain in Pancreatic Cancer?
Analgesia and Sympatholytic
What does Central Alpha 2 Agonism do to pain signals?
painless, palpable right upper quadrant abdominal mass accompanied by jaundice. This
What is Courvoisier sign?
Etomdiate prolongs seizure duration. Methohexital doesn't prolong seizure duration.
Why is methohexital used vs. etomidate for ECT?
Inital PS with bradycardia and then SNS response with HTN & tachycardia.
Response to ECT?
a sample mean deviates from the actual mean of a population. This can be most accurate by increasing
sample size.
What is Standard Error of the Mean?
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SEM = standard deviation / square root (n), where n is the size of the population
Equation for Standard Error of the Mean?
Contralateral-hemiparesis & sensory loss.
Ipsilateral injury to CN 5, 6, 7, 8.
CN in the Pons and what how does medial pontine infract present with?
C-section: T4-S4
Labor Epidural: T 10-L1 / S2-S4.
Sensory block for C-section? What about labor epidural?
Small ossiclations are sensed, until the one with the maximum amplitude is picked up which represents
the MAP.
How does a BP cuff work?
Systolic > Diastolic > MAP.
Systolic BP overestimates in states of hypotension.
When comparing Non-ivasive BP monitoring to invasive BP monitoring, what is the least accurate
measurement?
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has inhibitory effects upon plasma cholinesterase, therefore it may prolong the duration of mivacurium
and succinylcholine by means of reduced degradation.
How does Metoclopramide effect sux? What other paralytic does it effect?
Cisatracurium when combined with rocuronium has a synergistic effect upon neuromuscular blockade.
Nimbex when combined with what other paralytic has synergistic effects?
placenta accreta and peripartum hemorrhage.
Placenta previa and multiple c-sections puts a pregnant female at what other risks during birth?
Dorsal group = Inspiration.
Ventral Group = expiration.
What does the dorsal group of the medulla do? What about ventral root?
binds and inhibits the alpha2-delta subunit of the voltage-gated calcium channel. This results in a
decreased release of the excitatory neurotransmitter glutamate.
MOA of gabapentin
Glutamate.
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What is the primary neurotransmitter mediating afferent nociceptive transmission from the dorsal root
ganglia to the spinal cord?
>45 degrees turned.
Tried on the left side.
When does the IJ and Carotid over lap?
High opening pressure of > 20 psi via pressure monitoring = highly sensitive for intrafascicular needle tip
placement.
Pressure sensitive of intrafasciular pressure?
Electrical stimulation with a motor response < 0.2 mA only can occur with an intraneural needle tip
location.
What is the mA which an intraneural tip is likely?
Primary: existing hx of migraines & PDPH
Secondary: Medical condition + PDPH
Difference b/w primary and secondary PDPH?
LOR w/ air > saline.
How does LOR technique relate to PDPH?