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Itls exam final/49 Questions and Answers/100% Scores
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Itls exam final/49 Questions andAnswers/100% Scores
What is normal paCO2 - -35-45mmHg
-When is intercranial pressure considered dangerous - -They rise in 15
mmHg and cerebral herniation may occur at pressures above 25 mmHg
-How is cerebral perfusion pressure calculated - -Subtracting intercranial
pressure from mean arterial blood pressure
-What is map - -Mean arterial pressure
-If ICP increases then what happens to cerebral perfusion pressure - -
Cerebral perfusion pressure will decrease
-Through perfusion pressure must maintain at least what - -60 mmHg which
requires maintaining a systolic blood pressure of 110
-What is cerebral herniation syndrome - -A critical syndrome in which
swelling of the brain forces portions of the brain through the magnum
foremen causing coma, dilation of pupils, contralateral paralysis, elevated
blood pressure and bradycardia
-When is hyperventilation indicated - -Cerebral herniation syndrome
-How many breaths per minute for children and infants with cerebral
herniation syndrome - -25 for children and 30 for infants
-Patients with ICP should have an end title CO2 of what - -30 to 35
-What are normal ventilation rate for adults children and infants - -8 to
10,15 and 20
-What is non-reflow phenomenon - -The inability of restoring oxygenation
and blood pressure to restore perfusion to the cortex after and anoxic
episode of 4 to 6 minutes
-What artery is often teared in acute epidural hematoma - -Middle
meningeal artery
-Whatis it called when a patient is conscious and coherent and then lapses
into unconsciousness - -Lucid interval
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