all cranial nerves arise from ____ except cranial nervers ____ and ____ which arise from
____
-:- the brain stem
cranial nerves I and II
above the brain stem
blood supply to the brain includes the ___ and ___
-:- basal vertebral (supplies lower areas, brain stem)
carotids (supply upper...
CCRN Exam Neurology Concepts Questions
and Correct Answers | Latest Update
all cranial nerves arise from ____ except cranial nervers ____ and ____ which arise from
____
✓ -:- the brain stem
✓ cranial nerves I and II
✓ above the brain stem
blood supply to the brain includes the ___ and ___
internal carotid artery ( L and R), posterior cerebral artery (L and R),
posterior communicating artery (L and R)
the ____ and ____ arteries are NOT part of the Circle of Willis
✓ -:- basilar artery and middle cerebral arteries (MCA)
What is the first sign of a neuro problem?
✓ -:- change in LOC, except for an epidural hematoma that may cause
pupil changes before an LOC change
consciousness depends on ____
✓ -:- an intact cerebral cortex and reticul ar activating system (RAS)
Reticular Activating System (RAS)
✓ -:- a network of neurons connecting the brain stem (lower RAS) to the
cortex (higher RAS)
3|P a g e | G r a d e A + | 2 0 2 0 2 5
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