Erttc Quiz

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  • 1/55 Questions

    You are presented with a 34-year-old female patient who is a victim of a car accident. The patient’s vital signs are BP 100/P, HR 130, RR 20/min, and she is currently responsive. What stage of shock is she in? 

    • Compensated
    • Cellular
    • Irreversible
    • Decompensated
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ERTTC Pre-Entrance quiz

Entrance Exam Quizzes & Trivia

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  • 2. 

    You are flying an MVC patient from a small hospital to a regional trauma center 175 miles away. The patient is dyspneic and is suspected of having a right pneumothorax, which is not enlarging in size. In order to be transported to the trauma center, the patient must be flown from sea level to 3,000 feet in an unpressurized aircraft. Because of pressure variances during accent, the pneumothorax may:

    • Remain the same size.

    • Resolve completely.

    • Become larger.

    • Become smaller.

    Correct Answer
    A. Become larger.
  • 3. 

    The primary role of the eustachian tubes is to: 

    • Provide a means for interstitial drainage.

    • Equalize pressure in the middle ear.

    • Aid in the filtration of air.

    • Maintain nasopharyngeal continuity.

    Correct Answer
    A. Equalize pressure in the middle ear.
  • 4. 

    Factors that affect the “time of useful consciousness” for crew members during a rapid decompression include which of the following?

    • Altitude at which decompression occurs

    • Physical activity

    • Individual tolerance

    • All of the above

    Correct Answer
    A. All of the above
  • 5. 

    Women may elicit very ________ patterns of symptoms in a myocardial infarction. 

    • Typical

    • Predictable

    • Atypical

    • Severe

    Correct Answer
    A. Atypical
  • 6. 

    Because of its size and large amount of myocardium it supplies,  if LAD becomes totally occluded, the massive MI is termed a:

    • Moneymaker

    • Haymaker

    • Scarmaker

    • Widowmaker

    Correct Answer
    A. Widowmaker
  • 7. 

    The normal blood pH range is:

    • 7.20-7.30.

    • 7.00-8.00.

    • 7.30-7.40.

    • 7.35-7.45.

    Correct Answer
    A. 7.35-7.45.
  • 8. 

    What is a normal PaCO2 value? 

    • 27 torr

    • 40 mmHg

    • 18 torr

    • 56 mmHg

    Correct Answer
    A. 40 mmHg
  • 9. 

    The respiratory pattern with rhythmic increase and decrease of rate and depth of respiration, then brief periods of apnea is known as:

    • Central neurogenic hyperventilation.

    • Cheyne-Stokes respirations.

    • Ataxic respirations.

    • Apneustic breathing.

    Correct Answer
    A. Cheyne-Stokes respirations.
  • 10. 

    Decreased respiratory effort can result in acidosis, which is caused by the body partaking in ________ metabolism. 

    • Hydrogen

    • Anaerobic

    • Decreased

    • Aerobic

    Correct Answer
    A. Anaerobic
  • 11. 

    The clinical manifestations of Cushing’s triad are:

    • Headache, nucal rigidity, and hyperthermia.

    • Bradycardia, systolic hypertension, and widening pulse pressure.

    • Tachycardia, systolic hypotension, and tachypnea.

    • Bradycardia, aphasis, and visual field disturbances.

    Correct Answer
    A. Bradycardia, systolic hypertension, and widening pulse pressure.
  • 12. 

    An alternate path of blood flow in the event of vascular occlusion is termed:

    • Pulmonary circulation

    • Systemic circulation

    • Collateral circulation

    • Central circulation

    Correct Answer
    A. Collateral circulation
  • 13. 

    Hypoxia in the head-injured patient can cause a secondary injury, resulting in:

    • Cerebral edema.

    • Metabolic acidosis.

    • Hyperventilation.

    • Hypertension.

    Correct Answer
    A. Cerebral edema.
  • 14. 

    Transmural  infarctions is literally translated as "________" infarctions.

    • Above the wall

    • Below the wall

    • Middle of the wall

    • Across the wall

    Correct Answer
    A. Across the wall
  • 15. 

    Pulsus paradoxus is most often associated with what traumatic chest injury? 

    • Traumatic asphyxia

    • Pericardial tamponade

    • Open pneumothorax

    • Hemothorax

    Correct Answer
    A. Pericardial tamponade
  • 16. 

    Atrial contraction influences Starling’s law by:

    • Adding an atrial kick that increases ventricular diastolic volume.

    • Opening the AV valves at the same time.

    • Decreasing ventricular work.

    • Decreasing stretch on ventricular muscle fibers.

    Correct Answer
    A. Adding an atrial kick that increases ventricular diastolic volume.
  • 17. 

    Which of the following is the most commonly injured abdominal organ in a pediatric patient? 

    • Spleen

    • Stomach

    • Bladder

    • Intestine

    Correct Answer
    A. Spleen
  • 18. 

    What drug has the dose of 5-20 mg/kg/min?

    • Dobutamine

    • Norepinephrine

    • Nitroglycerine

    • Dopamine

    Correct Answer
    A. Dopamine
  • 19. 

    What do pericardial tamponade, tension pneumothorax, and pulmonary embolism all have in common regarding hypoperfusion?

    • They all are caused by trauma.

    • They all are classified under “obstructive” shock.

    • They all will cause delayed hypoperfusion, days after the original insult.

    • The major problem with all of them is diminished atrial preload.

    Correct Answer
    A. They all are classified under “obstructive” shock.
  • 20. 

    Positive chronotropic effects lead to a ________ in heart rate.

    • Increase

    • Lowering

    • Decrease

    • Stabilization

    Correct Answer
    A. Increase
  • 21. 

    The point at which an arterial line is zeroed is called the: 

    • Transducer point.

    • Henry’s point.

    • Phlebostatic line.

    • McCargar’s point.

    Correct Answer
    A. Phlebostatic line.
  • 22. 

    After extrication from a bad MVC by a local fire department, the PASG is placed on the trauma patient to stabilize a suspected pelvic and lower extremity fracture. On ascent, the patient complains of increased pressure and pain under the PASG. This is best explained by:

    • Charles’ Law.

    • Henry’s Law.

    • Boyle’s Law.

    • Dalton’s Law.

    Correct Answer
    A. Boyle’s Law.
  • 23. 

    According to the Mallampati classification system for airway assessment prior to intubation, the most challenging airway would receive what classification? 

    • Class I

    • Class II

    • Class III

    • Class IV

    Correct Answer
    A. Class IV
  • 24. 

    Rate and depth of respirations in healthy patients respond to: 

    • Carbon dioxide levels in the blood.

    • Oxygen levels in the blood.

    • Hemoglobin saturation levels.

    • Blood pressure.

    Correct Answer
    A. Carbon dioxide levels in the blood.
  • 25. 

    Cardiogenic pulmonary edema is primarily due to: 

    • Reductions in hydrostatic pulmonary pressures.

    • Left ventricular failure.

    • Right ventricular failure.

    • Poor capillary permeability.

    Correct Answer
    A. Left ventricular failure.
  • 26. 

    Your patient’s blood gases present as: pH 7.25, PaCO2 55, PaO2 70, HCO3 -25. What is your patient most likely suffering from? 

    • Respiratory acidosis

    • Respiratory alkalosis

    • Metabolic acidosis

    • Metabolic alkalosis

    Correct Answer
    A. Respiratory acidosis
  • 27. 

    The coronary artery receives blood during: 

    • Ventricular systole.

    • Diastole.

    • Atrial diastole.

    • Systole.

    Correct Answer
    A. Diastole.
  • 28. 

    How are EtCO2 values commonly expressed?

    • As a percentage

    • As a decimal value

    • In cm H2O

    • In mmHg

    Correct Answer
    A. In mmHg
  • 29. 

    Which of the following statements regarding cerebral perfusion pressure (CPP) is correct?

    • When the CPP equals the MAP, cerebral blood flow ceases.

    • The CPP in the average adult is approximately 150-160 mmHg

    • Neuronal ischemia and death occurs with a CPP less than 60 mmHg.

    • CPP is calculated as the difference between the mean arterial pressure (MAP) and the ICP.

    Correct Answer
    A. CPP is calculated as the difference between the mean arterial pressure (MAP) and the ICP.
  • 30. 

    The condition that occurs when systolic blood pressure drops abnormally with inspiration is: 

    • Pulsus paradoxus.

    • Electrical paradoxus.

    • Pulsus alternans.

    • Electrical alternans.

    Correct Answer
    A. Pulsus paradoxus.
  • 31. 

    ST segment elevation in the face of an anteroseptal MI would involve elevation if 1 mm or more in these leads.

    • V3, v4, v5, v6

    • V1, v2, v3, v4

    • V1, v2, v5, v6

    • II, III, aVF

    Correct Answer
    A. V1, v2, v3, v4
  • 32. 

    Anterior MIs most often involve which artery?

    • Posterior descending artery

    • Marginal artery

    • Left coronary artery

    • Right coronary artery

    Correct Answer
    A. Left coronary artery
  • 33. 

    A pulse oximetry reading of 90% typically corresponds with a PaO2 of what? 

    • 90 mmHg

    • 100 mmHg

    • 20 mmHg

    • 60 mmHg

    Correct Answer
    A. 60 mmHg
  • 34. 

    Which one of the following statements is true regarding pediatric thoracic trauma?

    • A fail chest is a common pediatric injury.

    • Pulmonary contusions are often seen with pediatric chest trauma

    • It is the #1 leading cause of death in pediatrics.

    • Pediatrics are susceptible to fractured ribs/sternum.

    Correct Answer
    A. Pulmonary contusions are often seen with pediatric chest trauma
  • 35. 

    The cardiac enzyme creatine kinase levels will begin to rise approximately ________ after the onset of a myocardial infarction. 

    • 4-6 hours

    • 10-20 minutes

    • 40-60 minutes

    • 1-2 hours

    Correct Answer
    A. 4-6 hours
  • 36. 

    Adults may begin to develop sign and symptoms of hypoxia at what altitude in an unpressurized cabin?

    • 12,000-16,000 feet

    • 12,000-14,000 feet

    • 8,000-10,000 feet

    • 18,000-20,000 feet

    Correct Answer
    A. 8,000-10,000 feet
  • 37. 

    ST elevation of 1 mm or more in these leads is indicative of a posterior MI.

    • V4, v5, v6

    • II, III, aVR

    • V1, v2, v3, v4

    • There are no facing leads for posterior MI.

    Correct Answer
    A. There are no facing leads for posterior MI.
  • 38. 

    Your patient’s ECG shows signs of ST elevation in leads II, III, AVF, and V4R. Which coronary artery is most likely occluded? 

    • Left common coronary artery

    • Left anterior descending coronary artery

    • Left circumflex coronary artery

    • Right coronary artery

    Correct Answer
    A. Right coronary artery
  • 39. 

    Atmospheric pressure is defined as:

    • 1000 mmHg.

    • 760 torr.

    • 100 torr.

    • 360 mmHg.

    Correct Answer
    A. 760 torr.
  • 40. 

    Right ventricular infarction is a complication that occurs in approximately ________% of inferior MIs.

    • 20

    • 40

    • 70

    • 90

    Correct Answer
    A. 40
  • 41. 

    Barotitis media would most likely occur in which one of the following situations?

    • Slow descent from 10,000 to 5,000 feet

    • Rapid ascent from 5,000 to 10,000 feet

    • Rapid descent from 8,000 feet to sea level

    • Rapid descent from 25,000 to 20,000 feet

    Correct Answer
    A. Rapid descent from 8,000 feet to sea level
  • 42. 

    Stimulation of alpha adrenergic receptor sites during sympathetic discharge causes what response?

    • Bronchodilation

    • Vasoconstriction

    • Increase heart rate

    • Vasodilation

    Correct Answer
    A. Vasoconstriction
  • 43. 

    Epinephrine can be deactivated if mixed with:

    • Acid agents

    • Antihypertensive agents

    • Dromotropic agents

    • Alkaline agents

    Correct Answer
    A. Alkaline agents
  • 44. 

    In order to determine if the bundle branch block is either right or left sided, what lead is assessed? 

    • V6

    • Lead II

    • V1

    • None of the above

    Correct Answer
    A. V1
  • 45. 

    The leads that are the reciprocal leads for a posterior MI are:

    • V5, v6, I, aVL

    • V1, v2, v3, v4

    • II, III, aVF

    • AVR, aVL, aVF

    Correct Answer
    A. V1, v2, v3, v4
  • 46. 

    When using ditiazem, which drug or drugs may potentiate the seriousness of the side effects?

    • Beta blockers

    • Digitalis

    • Lasix

    • All the above

    • None of the above

    Correct Answer
    A. All the above
  • 47. 

    Which of the following is not a sign of pure right heart failure? 

    • JVD

    • Peripheral edema

    • Rales

    • Hepatomegally

    Correct Answer
    A. Rales
  • 48. 

    Modified Central Lead 1 (MCL-1) is essentially a bipolar equivalent of ________. 

    • I

    • V3

    • V1

    • II

    Correct Answer
    A. V1
  • 49. 

    The posterior lead that goes just to the left of the spine in the 5th intracostal place is:

    • V9

    • V7

    • V8

    • V10

    Correct Answer
    A. V9

Quiz Review Timeline (Updated): Jul 30, 2011 +

Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.

  • Current Version
  • Jul 30, 2011
    Quiz Edited by
    ProProfs Editorial Team
  • Dec 03, 2009
    Quiz Created by
    Thillier
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