TCAR POST // TCAR POST TEST EXAM 50 QUESTIONS AND CORREC
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T {VERIFIED} ANSWERS NEWEST//ALREADY GRADEDA+
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1. Helmetsqandqautomobileq airbagsq workq becauseqth
eqypreventq blowsqtoq theq head.
reduceqaccelerationqinjuries
.qincreaseqdecelerationqspee
d
.
addqdecelerationqdistance.q-qANSWER-reduceq accelerationqinjuries.
2. Whichqofqtheq followingqstatementsq bestqdescribesqknifeq wounds?qTheirqvelocityqis
qqqq ,q thetemporaryq cavity ,q andqdamage .
low;q dependsqonqtheq sizeqofq theq knife;q isqusuallyqextensive
low;qisq insignificant;qisqlimitedq toq structuresqdirectlyqinqobject'sqpath
high;qwillqbeqsmall;q affectsqstructuresqatqsomeq distanceq fromqtheqwoundqtract
high;q mayq beqmassive;q resultsq inqwidespreadqtissueqdestructionq -qANSWER-
qlow;q isq insignificant;q isq limitedtoq structuresq directlyq inq object'sq path
4. Injuryq toq whichqbodyq structureq isq commonlyq aq DELAYEDq findingq inqtheq blastq traumaq pati
enqt?Heart
Bladderq
Bowel
Spleenq-qANSWER-Bowel
5. Shockqoccursqwhen
theqsodium-potassiumq pumpqfails.
ATPq levelsq areq lessq thanq lacticq acidq levels.q ce
llqularqoxygenq demandq isqgreaterqthanqsupply
.
aerobicqmetabolismq exceedsq anaerobicq metabolism.q -q ANSWER-
cellularq oxygenq demandq isq greaterq thansupply.
q
,6.
qqqq shockq isq theqmostq commonqtypeq ofq shockq immediatelyq afterq traumaticq injury.Distr
ibutiveqSepticqCardiogenicqHypovolemicq-qANSWER-Hypovolemic
7. Whichqfindingsq suggestq aq traumaq patientq isq experiencingqcardiogenicq shock
?Bradycardia,qcyanosis,q andq elevatedqmeanq arterialq pressur
eqHighqshockq index,q mottling,qandq hypotensionq Tac
hycardia,qflushing,qandqwidenedqpulseq pressure
Pallor,qcourseqbreathqsounds,qandqhypertensionq-qANSWER-Highqshockqindex,qmottling,qandqhypotension
8. Aqmultisystemqtraumaqpatientqhasqbecomeq progressivelyqtachycardicqandqhypotensiveqoneqweekq a
ftqerhospitalq admission.qPulseq pressureq isqwide.qTheqmostq likelyqexplanationq forq thisq findingq is
dehydration.
fatqembolismqsyndrome.
qsurgicalqsiteqbleeding.qs
eqpsis.q-qANSWER-sepsis.
9. Normalizingqaq traumaq patient'sq bodyq temperatureq helpsq controlq bleedingq becauseq hypother
mqiaproducesqshiveringq andqmakesq plateletsqhyperactive.
causesqplateletqdysfunctionqandqclottingqsystemq failure.q stiqmulat
esqtheqclottingqcascadeq andqreducesq bloodqpressure.
increasesq tissueqoxygenq consumptionq andq coldqdiuresis.q -qANSWER-
qcausesq plateletq dysfunctionq andclottingq systemq failure.
10. Whatqareqtheq3qcomponentsqofqtheq"traumaqtriadqofqdeat
hq"?Coagulopathy,q hypothermia,q andqacidosis
Hypothermia,qalkalosis,qandqcoagulopath
qyAlkalosis,qhyperthermia,qandqtissueqinju
rqy
Tissueqinjury,qhyperthermia,qandqacidosisq -qANSWER-Coagulopathy,qhypothermia,qandqacidosis
, 11. Compensatoryqresponsesqtoqhypovolemicqshockqinclu
dqevasoconstriction,qtachycardia,q andq oliguria.
immuneq systemq activation,qwaterq retention,qandqbradycardia
.tachycardia,q diuresis,q andqhypoglycemia.
fluidqshifts,q histamineq release,q andqincreasedqurineqoutput.q -qANSWER-
qvasoconstriction,q tachycardia,q andoliguria.
12. Whatqfourq factorsq determineq aq patient'sq cardiacqoutput
?Pulseq pressure,q afterload,q shockq index,q andq bloodq press
uqreq Heartq rate,q preload,qcontractility,q andq afterload
Preload,qmeanqpressure,qheartq rate,qandqcentralqvenousq pressure
Contractility,q systolicq pressure,q shockq index,q andqpulseq pressureq -qANSWER-
qHeartq rate,q preload,contractility,q andq afterload
13. Traumaq resuscitationq isq consideredq completeq whenq hemorrhageq isq controlled,qtheq patientq hasq nor
mqalvitalq signs,qand
bodyq temperatureq hasqbeenq stabilized.
qhemoglobinq levelq isq greaterq thanq8q g/
dL
.aerobicqmetabolismq isq reestablished.
theqGlasgowqComaqScaleqscoreqexceedsq13.q-qANSWER-aerobicqmetabolismqisq reestablished.
14. Aqpatientqwithqposteriorq ribqfracturesq isqatqtheqhighestq riskq forqconcomitantq fracturesqo
fqtqhesternum.
T-
spine.qcl
avicles.
q
ribsq1q andq2.q -qANSWER-T-spine.
15. Aqmotocrossq racerq hitq aq ditchq atq highq speed.q Theq rider'sq chestq wasq thrownqagainstq theq handle
baqrs.Whichq assessmentq findingq indicatesq theq patientq hasq aq flailq chest?