game day 4

Question 1

4 types of skull fx

Answer 1

linear, basilar, comminuted, depressed

Question 2

head injury, BP is 70/30, tachycardia - what is happening

Answer 2

hypovolemic shock

Question 3

what is state of pupils when there is diffuse cerebral edema

Answer 3

bilat dilation with sluggish response

Question 4

cushings triad, what it indicates

Answer 4

• inc BP/dec HR/altered breathing &

- indicates inc ICP

Question 5

two most injurious phases of whiplash

Answer 5

2 and 4

Question 6

4 cerebrum lobes/functions

Answer 6

• occip/vision,
• temporal/hearing,
• parietal/sensory,
• frontal/planning & judgem

Question 7

bad idea to stop BF or CSF from head trama

Answer 7

will back up and inc ICP

Question 8

type of skull fx results from pariorbital ecchymosis or battle’s sign

Answer 8

basilar frx

Question 9

results from avulsion of a triangular shaped fx from anteroinferior portion of CVB

Answer 9

teardrop fx

Question 10

bruising/swelling of cerebrum in coup-countracoup pattern

Answer 10

cerebral contusion

Question 11

best indicator of a pt status post head injury

Answer 11

level of consciousness

Question 12

traumatic spondylolisthesis of pars/pedicles of C2, often after hyperext wound

Answer 12

hangman’s fx

Question 13

pt suffers R focal lesion, contusion/hematoma after head trauma, describe pupil state

Answer 13

L normal, R dilated/fixed resp

Question 14

most imp spinal injury indicator

Answer 14

mechanism

Question 15

3 meningial layers

Answer 15

dura, arachnoid, pia

Question 16

recent spinal trauma, pt reports numbness in groin, trouble making it to bathroom

Answer 16

911/cauda equina

Question 17

how severe whiplash occurs at low speeds

Answer 17

up to pt of vehicle deform, all forces are transferred into pt

Question 18

dmg to cord produces periph vasodilation, periph resist to BF dec, bp falls - cond?

Answer 18

neurogenic shock

Question 19

less injuries if you are aware/unaware in MVA

Answer 19

unaware, no bracing

Question 20

type of fx prod by direct vertical/axial loading of atlas

Answer 20

burst/jefferson frx

Question 21

temp distrub in brain fx due to brain rattled in skull from blow

Answer 21

concussion

Question 22

grading system to meas severity of brain traum and 3 main resp

Answer 22

glasgow scale/ verbal consc, motor consc, eye opening

Question 23

type of dens frx descends into body of c2

Answer 23

type 3 [type 1 at tip, type 2 at base, less likely to heal]

Question 24

cond assoc with skull frx in temp area, blood collects bt skull and meninges

Answer 24

epidural hematoma

Question 25

name struct that connect dens to occip, can be torn when head is turned during rear end collision

Answer 25

alar/check ligs

Question 26

2 reasons why scalp laceration more likely to lead to hypovolemic shock in a child vs adult

Answer 26

higher resting HR, lower BV, larger head to body ratio

Question 27

if force reat enough to cause signif head trauma what should you also assume is present until proven otherwise

Answer 27

neck injury

Question 28

what surrounds brain and sc in space bt arachnoid and pia

Answer 28

csf

Question 29

elderly pt with severe NP and fronta/occip bruising following fall, what cond

Answer 29

dens fx

Question 30

why hyperflex/ext are not req for whiplash to occur

Answer 30

full movement thru ROM isnt necessary bc small amt of time for injury occurs