TNCC study guide Exam with correct questions and answers
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Course
TNCC
Institution
TNCC
TNCC study guide Exam with correct
questions and answers
TNCC study guide Exam with correct
questions and answers
TNCC study guide Exam with correct
questions and answers
TNCC study guide Exam with correct
questions and answers
Tncc practice exam with rationale questions and answers qui...
4. List the three components of the trauma triad of death. -
CORRECT ANSWER-Acidosis
hypothermial
coagulopathy
5 forms of energy that exist - CORRECT ANSWER-1.
Mechanical- energy transfer from one object to another in form
of motion
2. thermal-heat transfer from environment to host
,3. chemical- heat energy trnsfer from active chemical
substances such as chlorine, drain cleaner, acids
4. electrical- energy transfer from light socket
5. radiant- energy transfer from blast sound waves, nuclear,
rays from the sn
5 mechanisms of injury in a blast trauma - CORRECT ANSWER-
Primary: blast injury; air-filled organs at risk to rupture
secondary: fragment injuries; puncture wounds; lacerations
tertiary: impacts with larger objectes propelled by the blast win
causing blunt trauma
quaternary: heat/flame/gas and smoke
quinary: exposure to hazardous materials (radioactive)
7. Which lab value is unique to the administration of large
amounts of banked blood and why? - CORRECT ANSWER-
Calcium b/c blood bank adds citrate to blood and citrate binds
to calcium. Calcium is important for clotting
*significant if pt needs more than 1 unit of blood Q5 minutes
8. What criteria allow the trauma patient cervical spinal
clearance using NEXUS? - CORRECT ANSWER--no posterior
midline cervical spine tenderness
-no evidence of intoxication is present
the pt has a normal level of alertness
-no focal neurologic deficit is present
-the pt does not have a painful distracting injury
,Abrasion vs abulsion - CORRECT ANSWER-partial or full
thickness wounds that denues the skin (road rash)
avulsion: full-thickness wounds. Edges are not well
approximated
Assessment of airway - CORRECT ANSWER-Insect for tongue
obstruction; loose/missing teeth;
foreign objects;
blood, vomit, secretion;
edema
inhalation injury;
listen for gurgling/snoring/stridor;
palpate for occlusive maxillofacial bony deformity;
subcutaneous emphysema
Biomechanics - CORRECT ANSWER-general study of forces and
their effects
Characterisitcs of an effective team - CORRECT ANSWER-
dynamic
interdependent
adaptive
common goal
COMMUNICATION
COOPERATION
COORDINATION
Compensated shock - CORRECT ANSWER-1. anxiety, lethargy,
confusion, and restless
2. systolic BP = normal
3. rising diastolic BP = narrowed pulse pressure
4. bounding & tachy pulse
5. increased resp. rate
6. decreased urinary output
, deceleration vs acceleration forces - CORRECT ANSWER--
Deceleration: injury that occurs as pt slows down
acceleration injury: injury that occurs as a result of other parts
of the body stopping before the organs do (concussion;
shearing of aorta)
Decompensated shock - CORRECT ANSWER-1. LOC
deteriorates
2. systolic BP= normal or a little lower
3. narrowing pulse pressure
4. tachycardia >100bpm
5. weak and thready pulse
6. rapid and shallow resp.
7. cool, clammy, cyanotic skin
8. base excess not within nomral range of -2 to +2
9. serum lactate levels greater than 2-4
Define an unstable pelvic fracture and list the presenting
clinical findings. - CORRECT ANSWER-2+ fractures of the pelvic
ring that have outward rotaional displacement
assessment: shortening of the leg; external rotation of the leg;
blood at the urinary meatus or hematuria; pelvic
instability/pain; unexplained hypotension or evidence of
hypovolemic shock
Define and list three types of primary brain injury. - CORRECT
ANSWER-skull and craniofacial fractures
intracranial lesions
lacerations, tearing, shearing and bleeding into brain
Define and provide assessment findings for postconcussive
syndrome - CORRECT ANSWER-may develop days or months
following injury
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