CCRN EXAM UPDATED Exam
Questions and CORRECT Answers
cranial nerve I - CORRECT ANSWER - Olfactory (smell) (associated with badilar skull
fracture)
Cranial nerve II - CORRECT ANSWER - Optic - vision/sight
Cranial nerve III - CORRECT ANSWER - oculomotor; pupillary function
Cranial nerve V - CORRECT ANSWER - trigeminal nerve; corneal (blink) and chewing
Cranial nerve VIII - CORRECT ANSWER - Vestibulocochlear; Dolls eyes and cold
caloric test
Cranial nerve IX - CORRECT ANSWER - Glossopharyngeal; swallow and gag
Cranial Nerve X - CORRECT ANSWER - Vagus; pharyngeal and laryngeal movement
Frontal lobe brain function - CORRECT ANSWER - personality, abstract thought, long-
term memory
Temporal lobe brain function - CORRECT ANSWER - hearing, sense of taste and smell,
interpretations
Occipital lobe brain function - CORRECT ANSWER - vision, visual recognition, reading
comprehension
,Parietal lobe brain function - CORRECT ANSWER - object recognition by size, shape,
weight; body part awareness
Cerebellum brain function - CORRECT ANSWER - coordination, balance, gait
First neuro change w/ exception to - CORRECT ANSWER - Altered LOC except for
epidural hematoma
Basilar artery supplies - CORRECT ANSWER - Lower brain areas and brainstem
Carotid supplies - CORRECT ANSWER - Upper brain areas
Decorticate posturing effects - CORRECT ANSWER - Hemispheric dysfunction
Decerebrate posturing effects - CORRECT ANSWER - Midbrain/pond dysfunction
Babinski reflex effects - CORRECT ANSWER - Contralateral
Cushing's triad - CORRECT ANSWER - three classic signs—bradycardia, hypertension,
and bradypnea—seen with pressure on the medulla as a result of brain stem herniation
homonymous hemianopsia- nerve and effect - CORRECT ANSWER - CN II; contralateral
Pontine problem (breathing and pupils) - CORRECT ANSWER - Apneustic and pinpoint
Uncal herniation (1st sign - CORRECT ANSWER - Blown pupil ipsilateral; contralateral
motor weakness, babinkski
, central herniation - CORRECT ANSWER - First change: LOC; pupils pinpoint then
dialate
Right sided stroke - CORRECT ANSWER - Emotional lability; eyes right; motor left
Left sided stroke - CORRECT ANSWER - Aphasia; left eyes, right motor
TPA criteria - CORRECT ANSWER - <4.5 hour onset; -CT, no bleed contraindications
Admin of rtPA (alteplase) - CORRECT ANSWER - 10% as a bolus, remainder over 60
mins; BP Goal <180/<105
Most common SAH artery of aneurysm - CORRECT ANSWER - Middle cerebral artery
Triad of symptoms for ruptured aneurysm - CORRECT ANSWER - Sudden explosive
headache
Decreased LOC
Nuchal rigidity, positive Kernig's sign
Brain tumor treatment can include - CORRECT ANSWER - Steroid therapy to prevent
elevated ICP
first sign of increased ICP - CORRECT ANSWER - Change in LOC
Normal ICP; elevated - CORRECT ANSWER - 0-10; >20 for >/5 mins
CPP formula and range; minimal perfusion range - CORRECT ANSWER - CPP=MAP-
ICP; 80-100; ~50
Questions and CORRECT Answers
cranial nerve I - CORRECT ANSWER - Olfactory (smell) (associated with badilar skull
fracture)
Cranial nerve II - CORRECT ANSWER - Optic - vision/sight
Cranial nerve III - CORRECT ANSWER - oculomotor; pupillary function
Cranial nerve V - CORRECT ANSWER - trigeminal nerve; corneal (blink) and chewing
Cranial nerve VIII - CORRECT ANSWER - Vestibulocochlear; Dolls eyes and cold
caloric test
Cranial nerve IX - CORRECT ANSWER - Glossopharyngeal; swallow and gag
Cranial Nerve X - CORRECT ANSWER - Vagus; pharyngeal and laryngeal movement
Frontal lobe brain function - CORRECT ANSWER - personality, abstract thought, long-
term memory
Temporal lobe brain function - CORRECT ANSWER - hearing, sense of taste and smell,
interpretations
Occipital lobe brain function - CORRECT ANSWER - vision, visual recognition, reading
comprehension
,Parietal lobe brain function - CORRECT ANSWER - object recognition by size, shape,
weight; body part awareness
Cerebellum brain function - CORRECT ANSWER - coordination, balance, gait
First neuro change w/ exception to - CORRECT ANSWER - Altered LOC except for
epidural hematoma
Basilar artery supplies - CORRECT ANSWER - Lower brain areas and brainstem
Carotid supplies - CORRECT ANSWER - Upper brain areas
Decorticate posturing effects - CORRECT ANSWER - Hemispheric dysfunction
Decerebrate posturing effects - CORRECT ANSWER - Midbrain/pond dysfunction
Babinski reflex effects - CORRECT ANSWER - Contralateral
Cushing's triad - CORRECT ANSWER - three classic signs—bradycardia, hypertension,
and bradypnea—seen with pressure on the medulla as a result of brain stem herniation
homonymous hemianopsia- nerve and effect - CORRECT ANSWER - CN II; contralateral
Pontine problem (breathing and pupils) - CORRECT ANSWER - Apneustic and pinpoint
Uncal herniation (1st sign - CORRECT ANSWER - Blown pupil ipsilateral; contralateral
motor weakness, babinkski
, central herniation - CORRECT ANSWER - First change: LOC; pupils pinpoint then
dialate
Right sided stroke - CORRECT ANSWER - Emotional lability; eyes right; motor left
Left sided stroke - CORRECT ANSWER - Aphasia; left eyes, right motor
TPA criteria - CORRECT ANSWER - <4.5 hour onset; -CT, no bleed contraindications
Admin of rtPA (alteplase) - CORRECT ANSWER - 10% as a bolus, remainder over 60
mins; BP Goal <180/<105
Most common SAH artery of aneurysm - CORRECT ANSWER - Middle cerebral artery
Triad of symptoms for ruptured aneurysm - CORRECT ANSWER - Sudden explosive
headache
Decreased LOC
Nuchal rigidity, positive Kernig's sign
Brain tumor treatment can include - CORRECT ANSWER - Steroid therapy to prevent
elevated ICP
first sign of increased ICP - CORRECT ANSWER - Change in LOC
Normal ICP; elevated - CORRECT ANSWER - 0-10; >20 for >/5 mins
CPP formula and range; minimal perfusion range - CORRECT ANSWER - CPP=MAP-
ICP; 80-100; ~50
