Exam 3 Flashcards
fire location %:
head, face, neck, upper chest, airway
65%
Surgeries that require “open oxygen delivery”: use less than ____% O2
less than 30% O2
standard V
positioning
standard VIII
safety
_______ position carries some degree of risk
Every position carries some degree of risk
Erect to supine leads to ___________ venous return
INCREASED venous return
Increased MAP leads to:
stimulation of _____________
baroreceptors
Stimulation of baroreceptors leads to:
_____________ HR, SV, CO (decreased SNS, increased PNS)
DECREASED HR, SV, CO
(decreased SNS, increased PNS)
Stimulation of ______ and __________ mechanoreceptors leads to:
____________ SNS to muscle and vascular beds
stimulation of atrial and ventricular mechanoreceptors leads to DECREASED SNS to muscle and vascular beds
Atrial reflexes leads to:
changes in ____ activity
RAA activity
MAP is maintained within a narrow range during postural changes in a ___________________ setting
MAP maintained in non-anesthetized setting
volatiles cause
vasodilation and dependent pooling
NMBs cause
abolished muscle tone (decreased venous return and pooling)
MAP decreases __ mmHg per _____ change between the heart and a body region
MAP decreases 2 mmHg per inch
Decreased compliance and increased resistance from shifting organs & positioning devices?
decreased FRC and lung capacity
______ position change may cause ETT migration
ANY change
what is common to all nerve injuries
ischemia (due to perfusion issues)
Length of procedure that commonly can cause nerve injury
> 4 hours
NMB leads to _____________ mobility and stretching
NMB leads to increased mobility and stretching
ulnar nerve comes from what cord
medial
ABDUCT arms _____ degrees
< less than 90 degrees
(try to keep arms closer to the body)
make sure head is turned _________ the arm that is extended
toward
venous air emboli is common with which position
sitting
AVOID hyperflexion of the neck
if necessary, use ___ fingerbreadths between chest and chin
2 fingerbreadths