EXAM 2 VERSIONS (VERSION A AND B)
COMPLETE ACCURATE EXAM
QUESTIONS WITH DETAILED VERIFIED
ANSWERS
What is normal paCO2 - Answer - 35-45mmHg
When is intercranial pressure considered dangerous - Answer - They rise in 15 mmHg
and cerebral herniation may occur at pressures above 25 mmHg
How is cerebral perfusion pressure calculated - Answer - Subtracting intercranial
pressure from mean arterial blood pressure
What is map - Answer - Mean arterial pressure
If ICP increases then what happens to cerebral perfusion pressure - Answer - Cerebral
perfusion pressure will decrease
Through perfusion pressure must maintain at least what - Answer - 60 mmHg which
requires maintaining a systolic blood pressure of 110
What is cerebral herniation syndrome - Answer - 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 - Answer - Cerebral herniation syndrome
, How many breaths per minute for children and infants with cerebral herniation
syndrome - Answer - 25 for children and 30 for infants
Patients with ICP should have an end title CO2 of what - Answer - 30 to 35
What are normal ventilation rate for adults children and infants - Answer - 8 to 10,15
and 20
What is non-reflow phenomenon - Answer - 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 - Answer - Middle meningeal
artery
Whatis it called when a patient is conscious and coherent and then lapses into
unconsciousness - Answer - Lucid interval
What type of bleed is often acute subdural hematoma - Answer - Venous
Where does the bleeding occur in an acute subdural hematoma - Answer - Between the
dura and the arachnoid
Where does the bleeding occur in an acute epidural hematoma - Answer - Between the
Dura and the skull
What sort of injury is often prevalent in acute subdural hematoma - Answer - Injury to
the underlying brain tissue
Who is at highest risk for subdural hematoma's - Answer - Alcoholics and elderly
patients and those taking anticoagulants