TNCC Exam Prep Questions and Answers, Exams of Nursing

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LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

• ansPrehospital shock index pg. 85 .. activation: .... are found in the carotid sinus and along the aortic arch, are sensitive to the degree of stretch in the arterial wall. When the receptors sense a decrease in stretch, they stimulate the sympathetic nervous system to release Epi, norepi, causing stimulation of cardiac activity and constriction of blood vessels, which causes a rise in heart rate and diastolic blood pressure - ansBaroreceptors:

1. A- airway and Alertness with simultaneous cervical spinal stabilization
2. B- breathing and Ventilation
3. circulation and control of hemorrhage
4. D - disability (neurologic status)
5. F - full set of vitals and Family presence
6. G - Get resuscitation adjuncts L- Lab results (arterial gases, blood type and crossmatch) M- monitor for continuous cardiac rhythm and rate assessment N- naso or orogastric tube consideration O- oxygenation and ventilation analysis: Pulse oxygemetry and end-tidal caron dioxide (ETC02) monitoring and capnopgraphy H- History and head to toe assessment I- Inspect posterior surfaces - ansABCDEFGHI
7. Apnea
8. GCS 8 or less
9. Maxillary fractures
10. Evidence of inhalation injury (facial burns)
11. Laryngeal or tracheal injury or neck hematoma
12. High risk of aspiration and patients inability to protect the airway

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

7. Compromised or ineffective ventilation - ansFollowing conditions might require a definitive airway
8. bony fractures and possible rib fractures, which may impact ventilation
9. palpate for crepitus
10. subcutaneous emphysema which may be a sign for a pneumothorax
11. soft tissue injury - ansPalpate the chest for
12. Check the presence of adequate rise and fall of the chest with assisted ventilation
13. Absence of gurgling on auscultation over the epigastrium
14. Bilateral breath sounds present on auscultation
15. Presence of carbon dioxide (CO2) verified by a CO2 device or monitor - ansIf the pt has a definitive airway in what should you do?
16. Dyspnea
17. Tachycardia
18. Decreased or absent breath sounds on the injured side
19. CP - ansSimple Pneumo assessment:
20. equal breath sounds bilaterally at the second intercostal space midclavicular line and the bases for fifth intercostal space at the axillary line - ansAuscultate the chest for:
21. Get a CT
22. Consider ABG 's if decreased LOC
23. Consider glucose check - ansD Interventions
24. Hypotension
25. JVD

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

3. Muffled heart sounds - ansBecks Triad:
4. open the airway, use jaw thrust
5. insert an oral airway
6. assist ventilations with a bag mask
7. prepare for definitive airway - ansIf breathing is absent..
8. pain - hallmark sign, early sign
9. pressure - early sign
10. pallor, pules, paresthesia, paralysis - late sign - ansSix P's of compartment syndrome:
11. Preparation
12. Preoxygenation
13. Pretreatment
14. Paralysis and Induction
15. Protecting and positioning - v
16. Placement of proof - secure the tube
17. Post intubation - secure ETT Tube, get X-ray for placement - ansSteps of Rapid Sequence Intubation
18. Preparation and Triage
19. Primary Survery (ABCDE) with resuscitation adjuncts (F,G)
20. Reevaluation (consideration of transfer)
21. Secondary Survey (HI) with reevaluation adjuncts
22. Reevaluation and post resuscitation care
23. Definitive care of transfer to an appropriate trauma nurse - ansInitial Assessment

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

1. Suction the airway 2, Use care to avoid stimulating the gag reflex
2. If the airway is obstructed by blood or vomitus secretions, use a rigid suction device If foreign body is noted, remove it carefully with forceps or another appropriate method - ansIf Airway is not patent
3. The tongue obstructing the airway
4. loose or missing teeth
5. foreign objects
6. blood, vomit, or secretions'
7. edema
8. burns or evidence of inhalation injury Auscultiate or listen for:
9. Obstructive airway sounds such as snoring or gurgling
10. Possible occlusive maxillofacial bony deformity
11. Subcutaneous emphysema - ansInspect the mouth for: 50 to 150 - ansMAP Range A 14 gauge needle that is inserted into the 2nd intercostal space in the midclavicular line on the affected side over the top of the rib to avoid neuromuscular bundle that runs under the rib. Prepare for chest tube placement. - ansTension pneumo intervention A breath every 5 to 6 seconds: 10-12 ventilations per minute - ansBag mask ventilation

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

activation: consist of carotid and aortic bodies. ... detect changes in blood oxygen and Co2 and pH. When Co2 rises or oxygen level of pH falls these receptors are activated and information is relayed to the CNS and the cardiorespiratory centers in the medulla , which increases respiratory rage and depth and BP - ansChemoreceptors: Air cannot escape intrapleural space.. can begin to compress heart. pt will have sever resp distress, hypotension, JVD. - ansTension pneumo any deformities? bleeding? contusions, lacs? skin temp?? place splints on deformities, pulses - ansHead to toe assessment: Extremities any lacs? deformities? blood at the urtheral meatus palpate pelvis with high pressure over the iliac wings downward and medially - ansHead to toe assessment: pelvis and perineum Aortic Dissection - ansUnequal extremity pulse strength possibility of.. apply direct pressure to bleeding elevate extremity apply pressure over arterial sites Consider a pelvic binder for pelvic fractures consider a tourniquet

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

cannulate two veins with large caliber IV - if unable to gain assess consider IO a. obtain labs, type and cross b. infuse warm isotonic fluids c. consider balanced resuscitation d. use rapid infusion device - ansC Interventions: ask pt to pen his or her mouth - ansWhile assessing airway the patient is alert and responds to verbal stimuli you should.. Before the arrival of the pt - ansWhen should PPE be placed: brachial pulse - ansUnder age of 1 where do you find a pulse Breathing: To assess breathing expose the chest:

1. Inspect for a. spontaneous breathing b. symmetrical rise and fall c. depth, pattern, and rate of respiration d. signs of difficulty breathing such as accessory muscle use e. skin color (normal, pale, flushed, cyanotic) f. contusions, abrasions, deformities (flail chest) g. open pneumothoraces (sucking chest wounds) h. JVD i. signs of inhalation injury (singed nasal hairs, carbonaceous sputum) - ansB can be caused by blunt trauma. air escapes from injured lung to pleural space and negative intrapleural pressure is lost causing partial or collapsed lung - ansSimple Pneumothorax

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

can result from penetrating wound through chest wall causing air to be trapped in to the intrapleural place. Might hear "sucking" Tx: nonporous dressing tapes on 3 sided, then Chest tube and would closure surgical repair. - ansOpen Pneumo: Capnography monitors numeric value, as well as continuous waveform, indicating real-time measurement and trending over time. - ansQuantitative: Caused by blood in the intrapleural space/ May also occur from lac to live or spleen combined with injury to the diaphragm. Ensure two large bore IVS are placed. Prepare for thoracentesis and chest tube insertion. If open thoracotomy is done chest tube is deferred. - ansHemothorax: Circulation and Control of Hemorrhage Inspect first for any uncontrolled bleeding Skin color palpate for central pulses - carotid and femoral - rate, rhythm, and strength Skin temp: cool, diaphoretic, or warm and dry - ansC Colorimetric CO2 detectors provide info about the presence or absence of CO2. A chemically treated indicator strip changes color revealing the presence or absence of exhaled CO2 - ansQualitative

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

D displaced tube O obstructed or kinked P pneumothorax E equipment failure , such as becoming detached from the equipment or loss of capnopgrahy - ansDOPE Disability - Neurologic Status

1. Assess pupils for equality, shape, and reactivity (PERRL)
2. Assess GCS (eye opening, verbal response, and motor response) - ansD don't forget flanks!!! inspect of lacs, puncture wounds, contusions, auscultate then palpate: bowel sounds? any rigidity, guarding? begin with light palpation start to palpate with side that does not hurt maybe do a fast scan? - ansHead to toe assessment: Abdomen Exposure and Environmental Control Remove all clothes and assess for any obvious injuries and uncontrolled bleeding - ansE

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

Flail chest - ansParadoxical chest wall movement from hemorrhage is leading cause. Hypovolemia is caused by decrease in the amount of circulating volume. Goal is to replace volume. - ansHypovolemic Shock Full set of vitals and family presence - ansF Get Resuscitation Adjuncts L - Labs (maybe a lactic acid), a b g 's, blood type M - monitors N - naso or oro gastric tubes O Oxygen and ETC02 monitors P - pain assessment and management - ansG H,I - ansSecondary Survery History and Head to toe MIST - prehospital report MOI Injuries sustained S s/s in the field T treatment in the field if patients family present get a better hx on them - ansH IF clothing is needed for evidence preserve in paper bag.

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

Maintain body temp - cover the pt, turn up heat in room, administer warm fluids - ansE Interventions: immobilize cervical spine, tenderness, tracheal deviation - ansHead to toe assessment: Neck and cervical spine in massive transfusion protocol... responsible for dissolving clots - ansTXA inspect for lacs, abrasions, asymmetry of facial expressions palate for depressions and tenderness look at ears for drainage - ansHead to toe assessment: Head and face inspect posterior surfaces blogroll with at least 3 people. maintain c spine take out backboard Rectal tone per MD - ansI inspect, auscultate, palpate any spontaneous breathing, rate, depth, and degree of effort, use of accessory muscles lacs, contusions,

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

auscilate lung sounds and heart sounds - ansHead to toe assessment: Chest jaw thrust maneuver to open airway and assess for obstruction. If pt has a suspected csi, the jaw thrust procedure should be done by two providers. One provider can maintain c-spine and the other can perform the jaw thrust maneuver. - ansWhile assessing airway pt is unable to open mouth, responds only to pain, or is unresponsive you should.. labs, wound care, tetanus, administer meds, prepare for transfer - ansSecondary Reval Adjuncts Needle pericardiocentesis, but it is a temp solution. Requires surgical evaluation. (Ultrasound guided) - ansCardiac Tamponade Intervention: occurs as a result of maldistribution of an adequate circulating blood volume with the loss of vascular tone or increased permeability. Ex: Anaphylactic - release of antihistamines Septic Shock - systemic release of bacterial endotoxins, resulting in increased vascular permeability and vasodilation. Neurogenic shock - spinal cord injury results of loss in sympathetic nervous system control of vascular tone. Goal: Volume replacement and vasoconstriction - ansDistributive Shock Pediatric Assessment Triangle

1. General appearance - muscle tone, interactiveness, consoloability, poor or gaze, speech or cry
2. Work of breathing - inadequate or excessive, accessory muscle use, retractions, tripod position, abnormal upper airway sounds
3. Circulation of the skin - color, mottling or central or peripheral cyanosis, diaphoresis - ansPAT

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

Pt is at hospital in the right amount of time, right care, right trauma facility, right resources - ansSafe Care: Reevaluation and Consider the need to Transfer - ansFinal step in primary survey reorganize care to C-ABC - ansIf uncontrolled hemorrhage .. results from hypo perfusion to the tissue due to an obstruction in either vasculature or heart. Goal is to relieve obstruction and improve perfusion. Ex: tension pneumo or cardiac tamponade are two classic examples that may result from trauma. - ansObstructive Shock Results from pump failure in the presence of adequate intravascular volume. There is a lack of cardiac output and end organ perfusion secondary to a decrease in myocardial contractility and/or valvular insufficiency. Ex: MI's or dysrhythmia are common causes - ansCariogenic Shock Sample is part of history S symptoms associated with injury A allergies and tetanus status M meds currently on including anticoagulant therapy P past medical hx L last oral intake E Events and environment factors related to the injury - ansSAMPLE

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

stabilized vital signs, improved mental status, improved urine output - ansWhat are indicators of increased perfusion? Stroke Volume X HR - ansCardiac Output = the decrease coagulopathy .. you will you bleed more - ansThe colder you are the more acidic you are.. tracheal deviation and jvd - ansLate signs of tension pneumo: trauma its need early supplemental oxygen, start with 15 mL O2 and titrate oxygen delivery. - ansOxygen on trauma patients Tx is based on size, presence of sx, and stability. For those are aysmpomatic and stable. Observation with or without oxygen. Larger pneumo who are unstable or likely to deteriorate a chest tube is placed. - ansSimple pneumo interventions: Uncontrolled Hemorrhage - ansMajor cause of preventable death: Used at the beginning of the initial assessment

1. A Alert. If the pt is alert he or she will be able to maintain his or her airway once it is clear.
2. V responds to verbal stimuli responds to pain. If the patient needs verbal stimulation to respond, an airway adjunct may be needed to keep the tongue from obstructing the airway.
3. P responds to pain. If the pt. responds only to pain, he or she may not be able to maintain his or her airway adjunct may need to be placed while further assessment is made to determine the need for intubation.
4. U Unresponsive. If the pt. is unresponsive, announce it loudly to the team and direct someone to chk in the pt is pulseless while assessing if the cause of the problem is the airway. - ansAirway and AVPU:

LATEST VERSION 2024 VERIFIED RATIONALE

GRADED A+

Vital signs Interventions Primary survey Pain - ansPost resuscitation care parameters that are continuously evaluated: