NUR 160
NURS 434 Exam 4 Intracranial Regulation
Study Guide 2026
full consciousness
AOx4, comprehends spoken and written words
confusion
unable to think rapidly and clearly; easily bewildered, with poor memory and
short attention span; misinterprets stimuli; judgement is impaired
disorientation
not aware of or not oriented to time, place, or person
obtundation
Lethargic, somnolent; responsive to verbal or tactile stimuli but quickly drifts
back to sleep
stupor
generally unresponsive; may be briefly amused by vigorous, repeated, or
painful stimuli; may shrink away from or grab at the source of stimuli
semicomatose
Does not move spontaneously; unresponsive to stimuli, although vigorous or
painful stimuli may result in stirring, moaning, or withdrawal from the
stimuli, without actual arousal
coma
NUR 160
, NUR 160
unarousable; will not stir or moan in response to any stimuli; may exhibit
nonpurposeful response of area but makes no attempt to withdraw
deep coma
Completely unarousable and unresponsive to any kind of stimulus, including
pain; absence of brainstem reflexes, corneal, papillary, and pharyngeal
reflexes, and tendon and plantar reflexes
CN I
Olfactory (smell)
CN II
Optic - vision
CN III
oculomotor nerve
pupillary reflex, extrinsic muscle movement of the eye
CN IV
trochlear nerve
eye muscle movement
CN V
-trigeminal
NUR 160
NURS 434 Exam 4 Intracranial Regulation
Study Guide 2026
full consciousness
AOx4, comprehends spoken and written words
confusion
unable to think rapidly and clearly; easily bewildered, with poor memory and
short attention span; misinterprets stimuli; judgement is impaired
disorientation
not aware of or not oriented to time, place, or person
obtundation
Lethargic, somnolent; responsive to verbal or tactile stimuli but quickly drifts
back to sleep
stupor
generally unresponsive; may be briefly amused by vigorous, repeated, or
painful stimuli; may shrink away from or grab at the source of stimuli
semicomatose
Does not move spontaneously; unresponsive to stimuli, although vigorous or
painful stimuli may result in stirring, moaning, or withdrawal from the
stimuli, without actual arousal
coma
NUR 160
, NUR 160
unarousable; will not stir or moan in response to any stimuli; may exhibit
nonpurposeful response of area but makes no attempt to withdraw
deep coma
Completely unarousable and unresponsive to any kind of stimulus, including
pain; absence of brainstem reflexes, corneal, papillary, and pharyngeal
reflexes, and tendon and plantar reflexes
CN I
Olfactory (smell)
CN II
Optic - vision
CN III
oculomotor nerve
pupillary reflex, extrinsic muscle movement of the eye
CN IV
trochlear nerve
eye muscle movement
CN V
-trigeminal
NUR 160
