ACTUAL EXAM 130 QUESTIONS AND CORRECT DETAILED
ANSWER
Scalp - ANSWER: Bleeds profusely; vascular
Foramen magnum - ANSWER: opening through which pressure can be released;
spinal cord passes through
Meninges - ANSWER: membranes that cover brain (pia, arachnoid, dura)
Dura mater - ANSWER: Outermost layer, most resilient
Brain Hemispheres - ANSWER: cerebrum, cerebellum, brain stem
Cerebrum - ANSWER: largest part of brain, controls higher functions
Cerebellum - ANSWER: controls primitive functions (coordination & balance)
Brain stem - ANSWER: controls vital functions (cardio-resp)
CSF created where? Absorbed by what? - ANSWER: Ventricles of brain, reabsorbed
by arachnoid membrane
MACE stands for? - ANSWER: Military Acute Concussion Evaluation
GCS highest/lowest/significant score - ANSWER: High-15 Low-3 Significant-
deterioration of 2+
Baseline Assessment for mental status - ANSWER: AVPU
Decorticate - ANSWER: hyper extension in legs, flexion at arms and elbows, hands
towards center/core. UPPER MID BRAIN
Decerebrate - ANSWER: Teeth clenched, arms and legs extended. CENTRAL MID
BRAIN
GCS deteriorating patients at risk for? - ANSWER: Ongoing pathological process
How to determine if CSF is present in blood - ANSWER: Halo/Target sign
Halo test - ANSWER: drop of blood on gauze- csf will form halo ring around blood
Difference of 1+mm pupil size is considered - ANSWER: abnormal
, both pupils dilated but not reacting to light - ANSWER: brainstem injury
pupils dilated but they react to light - ANSWER: injury is reversible
dilated pupils that do/dont react to light for other reasons besides head trauma
include... - ANSWER: hypothermia, anoxia, lightning, optic nerve injury, direct eye
trauma, drugs
If the pateint has a normal LOC, dilated pupils are not due to... - ANSWER: head
injury. Look for other reasons
Suspect c-spine injuries for... - ANSWER: all non-penetrating head/face/neck
wounds
Cushing's Triad - ANSWER: response to increse in ICP. Increase BP, Decrease HR,
irregular respirations
Low BP due to head injury usually indicates - ANSWER: terminal event
Hypovolemic shock doesnt result from... - ANSWER: isolated head injury. Look for
another reason
Evaluate TBI using - ANSWER: MACE
MACE components - ANSWER: history/symptoms
Neuro Exam
Cognitive screen w/ score
Where is MACE exam performed - ANSWER: in combat theater, BN station
MACE is not done where? - ANSWER: CUF, TFC
Mandatory events that require MACE - ANSWER: Motor vehicle- blast/collision
Within 50m of blast
Direct blow to head
Repeated Exposures
MACE non-concussed score - ANSWER: 28/30
Concussion score (MACE) - ANSWER: 25
Late signs of of skull fracture - ANSWER: battle signs, racoon eyes
mandible fracture complaint - ANSWER: teeth dont fit together
midface fracture - ANSWER: asymmetrical face, flattened. inability to close mouth