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  1. In the absence of O2, carbohydrate metabolism produces an accumulation of___________acid.
    A.lipid
    B.keto
    C.lactic
    D.carbonic
    C.lactic
    (this multiple choice question has been scrambled)
  2. What is a co-oximeter used for? What are the normal values of COHb? For smokers?
    It is used when there is suspicion for carbon monoxide poisoning. Non-smokers are at approximately 3% and smokers are at approximately 10-15%
  3. A patient who is receiving cardiopulmonary resuscitation from two operators should be ventilated after every
    A.fifteenth compression
    B.fifth compression
    C. second compression
    D.third compression
    A.fifteenth compression
    (this multiple choice question has been scrambled)
  4. Which receptors need to be stimulated to cause cardiac acceleration?
    A.alpha
    B.beta-two
    C.beta-one
    A.alpha
    (this multiple choice question has been scrambled)
  5. The primary organ system responsible for the [HCO3] is the_____________system.
    A.immune
    B.respiratory
    C.renal
    C.renal
    (this multiple choice question has been scrambled)
  6. Any chemical substance capable of releasing a H+ into solution is defined as a/an: 
    A.acid
    B.solvent
    C.solute
    D.base
    A.acid
    (this multiple choice question has been scrambled)
  7. Which of the following is a correct definition of (IPPB) intermittent positive pressure breathing therapy?

    A.short-term breathing treatment using sub-atmospheric pressures with a volume-limited ventilator
    B.short-term breathing treatment using above atmospheric pressures with a pressure-limited ventilator
    C.short-term breathing treatment using sub-atmospheric pressures with a pressure-limited ventilator
    D.long-term breathing treatment using above atmospheric pressures with a volume-limited ventilator
    B.short-term breathing treatment using above atmospheric pressures with a pressure-limited ventilator
  8. Interpretation: PH 7.01 Paco2 79 mmhg Hco3 16meg/l Pao2 45 mmhg
    Mixed acidosis with moderate hypoxia
  9. Interpretation: PH 7.45 Paco2 33 mmhg Hco3 19meg/l Pao2 79 mmhg
    Partially compensated respiratory alkalosis with mild hypoxia
  10. Arterial blood gas results indicate that a patient has metabolic alkalosis, which is consistent with the nurses' notes indicating frequent vomiting. The patient's hypoventilation and bicarbonate retention would be best treated by?
    A.replacing Cl-- , K+, and other electrolytes and correcting any fluid deficit
    B.administering anti-anxiety drugs or providing psychotherapy to relieve anxiety
    C.administering vitamin D and calcium
    D.improving ventilation with mechanical aids
    D.improving ventilation with mechanical aids
    (this multiple choice question has been scrambled)
  11. An acid is a substance that donates ________ and therefore increases the hydrogen ion concentration of a solution that causes the numerical value of the _______ to ______.
    1.increase
    2.decrease
    3.pH
    4.H+
    5.pK 

    A.IV, III, II
    B.IV, III, I
    C.V, IV, II
    D.IV, V, II
    A.IV, III, II
    (this multiple choice question has been scrambled)
  12. In order to give a patient in pulmonary edema an IPPB treatment with ethyl alcohol on 100% oxygen using the Bird Mark VII machine, which change would you make?
    A.increase the FI02 control
    B.pull the air/mix control out
    C.push the air/mix control in
    D.pull the dilution control out
    C.push the air/mix control in
    (this multiple choice question has been scrambled)
  13. Which arterial blood gas and/or acid-base status is(are) typical of a person having an acute asthmatic attack?
    1.hypoxemia
    2.increased arterial carbon dioxide tension
    3.metabolic and respiratory acidosis
    4.respiratory alkalosis 

    A.I, IV only
    B.III only
    C.I, II, III only
    D.II, III only
    A.I, IV only
    (this multiple choice question has been scrambled)
  14. Which of the following should not be turned on when setting up the Bird Mark 7 for IPPB therapy?
    A.flowrate control
    B.inspiratory pressure control
    C.sensitivity control
    D.expiratory timing device
    D.expiratory timing device
    (this multiple choice question has been scrambled)
  15. Interpretation: PH 7.21 Paco2 56 mmhg Hco3 26meg/l Pao2 60 mmhg
    Uncompensated respiratory acidosis with moderate hypoxia.
  16. The Briggs' T-tube adaptor consists of?
    A.an attachment that connects a nebulizer to an endotracheal or tracheostomy tube
    B.a connector that attaches the ventilator circuit to the patient
    C.a low-flow oxygen delivery device
    D.a positive pressure device for providing ventilation during transports
    A.an attachment that connects a nebulizer to an endotracheal or tracheostomy tube
    (this multiple choice question has been scrambled)
  17. Which physiologic alteration(s) would stimulate the peripheral chemoreceptors into sending hyperventilation impulses to the medulla?
    1.A decreased partial pressure of oxygen in arterial blood
    2.An acute rise in dissolved arterial CO2
    3.An acute increase in arterial (H+acidic situation)
    4.An acute increase in arterial blood pH

    A.II, III, IV only
    B.I only
    C.I, II only
    D.I, II, III only
    A.II, III, IV only
    (this multiple choice question has been scrambled)
  18. A 17-year-old diabetic entered the emergency room with Kussmaul breathing and irregular pulse. Room air blood gases: pH 7.05 HCO3-- 5 mEq/L PCO2 12 mm Hg BE --30 mEq/L PO2 108 mm Hg INTERPRETATION:
    Partially compensated metabolic acidosis with hyperoxia
  19. In performing the SMI maneuver during incentive spirometry, the patient should be instructed to sustain the breath for at least how long?
    A.10 to 15 hours
    B.3 to 5 seconds
    C.5 to 10 seconds
    D.1 to 2 seconds
    C.5 to 10 seconds
    (this multiple choice question has been scrambled)
  20. Which of the following is not a commonly accepted goal of IPPB therapy?
    A.improve the cough reflex
    B.treatment of hypoxemia
    C.treatment of decreased lung compliance    decrease the work of breathing
    D.to prevent or treat atelectasis
    B.treatment of hypoxemia
    (this multiple choice question has been scrambled)
  21. The amount of CO2 entering the blood depends primarily on the_______________.
    A.metabolic rate
    B.respiratory rate
    C.pulse rate
    D.heart rate
    B.respiratory rate
    (this multiple choice question has been scrambled)
  22. A 47-year-old man collapsed on the street and was blue with no palpable pulse when the paramedics arrived. The airway was cleared, ventilation was established with 100% oxygen, and closed-chest cardiac massage instituted. Within 20 seconds, there was a palpable pulse and skin color improved. The patient became responsive and uncooperative within 2 minutes. Twenty minutes following the successful resuscitation, blood gas samples were drawn. The patient had received 100 mEq of sodium bicarbonate and 300 ml of 5% dextrose/water intravenously. What would you expect his blood gases to be on 40% oxygen? pH 7.51 HCO3-- 30 mEq/L PCO2 35 mm Hg BE +5 mEq/L PO2 62 mm Hg INTERPRETATION:
    Partially compensated metabolic alkalosis with moderate hypoxia.
  23. At 100% body humidity, water vapor exerts a pressure of?
    A.37 mm Hg
    B.44 mm Hg
    C.50 mm Hg
    D.47 mm Hg
    D.47 mm Hg
    (this multiple choice question has been scrambled)
  24. A 65-year-old COPD patient is admitted to the Emergency Room complaining of shortness of breath. His family informs the physician that the patient recently caught the flu and that his condition has worsened during the past few days. He appears dyspeneic and has an irregular ventilatory pattern. His Vt is 400 cc, and his radial pulse is 122 beats/min. The patient is lucid and responds to questioning. Room ai blood gases reveal: PaO2: 50 torr PaCO2: 68torr pH: 7.29 SaO2: 75% [Hb] 18g% A nasal cannula with a flow rate of 6 liters/min is installed for his patient per physician's orders. Upon your return to his patients room after being away for about 20 minutes, you observe the patient who appears to be asleep. His ventilatory rate is now 10 breaths/min; his tidal volume gas fallen to 300cc. He responds lethargically as you call his name. he is confused, does not respond well to questioning, and slumbers off to sleep again. Which statement(s) correctly describe(s) this situation?

    1.The fact that this patient is no longer tachypneic is a sign of improvement
    2.His somnolence and reduced sensorium indicate CO2 narcosis (O2 induced hypoventilation)
    3.The oxygen administered to this patient is being provided by the appropriate device for the situation
    4.The patient should be left alone (i.e., not awakened) because this is the first time in a few days that he has not been able to rest 
    A.II only
    B.III, IV only
    C.I only
    D.I, IV only
    A.II only
    (this multiple choice question has been scrambled)
  25. Interpret the following arterial blood gas data: PaO2 95 mm Hg PaCO2 20 mm Hg pH 7.32 HCO3-- 10 mEq/liter
    A.uncompensated metabolic alkalosis no hypoxemia
    B.partially compensated respiratory acidosis no hypoxemia
    C.uncompensated respiratory alkalosis no hypoxemia
    D.partially compensated metabolic acidosis no hypoxemia
    D.partially compensated metabolic acidosis no hypoxemia
    (this multiple choice question has been scrambled)
  26. What is the function of the terminal flow control on the Bennett PR-2 ventilator
    A.helps operate the nebulizer control for the administration of medication
    B.it adjusts the peak inspiratory pressure
    C.helps cycle the unit off in case of gas leaks
    D.reduces the gas flow to the patient
    E.increases the oxygen percentage to the patient
    C.helps cycle the unit off in case of gas leaks
    (this multiple choice question has been scrambled)
  27. While performing incentive spirometry, a patient with two rib fractures on the right side complains of severe pain on inspiration in the area of the fractures. The respiratory care practitioner should:
    A.stop the therapy and inform the supervisor
    B.increase the goal of the incentive spirometry
    C.disregard the patient's complaint and continue the therapy
    D.tell the patient to pause until the pain subsides and then continue the therapy
    A.stop the therapy and inform the supervisor
    (this multiple choice question has been scrambled)
  28. Normally, ______________ is the only volatile acid excreted by the lungs under ordinary conditions.
    A.CH3O
    B.H2O
    C.H2CO3
    D.HCO3--
    C.H2CO3
    (this multiple choice question has been scrambled)
  29. What happens to an ABG when an air bubble is not removed from sample?
    When you don’t bleed the air bubble out the syringe, it can cause the PaO2 on your ABG value to rise and cause an error in the ABG.
  30. You should be concerned about oxygen toxicity with FIO2's at or above______.
    A.30%
    B.23%
    C.80%
    D.50%
    D.50%
    (this multiple choice question has been scrambled)
  31. Blood gases obtained in the recovery room are: pH 7.32, PCO2 60, HCO3-- 22, PO2 75. The most appropriate corrective action would be
    A.rebreathing bag
    B.100% oxygen
    C.95/5% O2/CO2 mixture
    D.Assisted ventilation to reduce CO2
    B.100% oxygen
    (this multiple choice question has been scrambled)
  32. Blood is carried from the right ventricle to the lungs through
    A.The pulmonary artery
    B.the vena cavae
    C.the pulmonary vein
    D.the aorta
    A.The pulmonary artery
    (this multiple choice question has been scrambled)
  33. A disease producing organisms is known as a
    A.pathogen
    B.flagella
    C.microbe
    D.parasite
    A.pathogen
    (this multiple choice question has been scrambled)
  34. Any substance capable of combining with or accepting a hydrogen ion in solution is called a:
    A.base
    B.acid
    C.solvent
    D.solute
    A.base
    (this multiple choice question has been scrambled)
  35. Interpretation: PH 7.56 Paco2 25 mmhg Hco3 15 meg/l Pao2 101 mmhg
    Partially compensated respiratory alkalosis with hyperoxia
  36. Calculate the duration of flow for an "E" cylinder with 1800 psi and operating an aerosol device at 10 liters/min.
    A.39 minutes
    B.2.3 hours
    C.54 minutes
    D.7.1 hours
    C.54 minutes
    (this multiple choice question has been scrambled)
  37. Which response in the Sympathetic Nervous System is responsible for promoting bronchodilation?
    A.alpha stimulation
    B.beta-one stimulation
    C.beta-two stimulation
    C.beta-two stimulation
    (this multiple choice question has been scrambled)
  38. Blood is pumped out to the systemic circulation by
    A.the right atrium
    B.the left ventricle
    C.the left atrium
    D. the right ventricle
    B.the left ventricle
    (this multiple choice question has been scrambled)
  39. Claculate the amount of oxygen combined to hemoglobin in a patient having 13g% Hb and an arterial oxygen saturation of 86%
    A.14.98vol%
    B.20.10vol%
    C.17.42 vol%
    D.15.32 vol%
    C.17.42 vol%
    (this multiple choice question has been scrambled)
  40. A 34-year-old woman entered the emergency room comatose. She was suspected of taking an overdose of an unknown drug. Room air blood gases: pH 7.15 HCO3-- 28 mEq/L PCO2 80 mm Hg BE 0 mEq/L PO2 42 mm Hg SO2 80% INTERPRETATION:
    Partially compensated respiratory acidosis with moderate to almost severe hypoxia.
  41. A PaCO2 of 60 torr is indicative of:
    A.Hyperkalemia
    B.Hypercapnia
    C.Hypocarbia
    D.Hypocapnia
    B.Hypercapnia
    (this multiple choice question has been scrambled)
  42. Which type of cell exhibits the function of producing pulmonary surfactant
    A.Type I alveolar cells
    B.glblet cells
    C.synovila cells
    D.Type II alveolar cells
    D.Type II alveolar cells
    (this multiple choice question has been scrambled)
  43. A 66-year-old woman with a history of chronic obstructive pulmonary disease entered the emergency room in obvious pulmonary edema. Room air blood gases: pH 7.10 HCO3-- 8 mEq/L PCO2 25 mm Hg BE --20 mEq/L PO2 40 mm Hg SO2 52% INTERPRETATION:
    Partially Compensated Metabolic Acidosis with mild Hypoxemia
  44. Which selection best describes the relationship between the PaO2 and the amount of oxygen dissolved in the arterial blood expressed as volumes percent?
    A.The two factors are inversely related
    B.The actual relationshop is detemined by body temperature, which is not given: therefore, no interpretation can be made.
    C.Their relationship is sigmoid in nature.
    D.A direct relationship exists between these two factors.
    D.A direct relationship exists between these two factors.
    (this multiple choice question has been scrambled)
  45. At 37°C one liter of a gas can maximally hold how much water vapor.,
    A.37 mg
    B.50 mg
    C.44 mg
    D.21 mg
    C.44 mg
    (this multiple choice question has been scrambled)
  46. The_____________ are the major organs of acid excretion.
    A.kidneys
    B.heart
    C.liver
    D.lungs
    D.lungs
    (this multiple choice question has been scrambled)
  47. A 21 year old man is admitted to the emergency room with a diagnosis of status asthmaticus. An arterial blood gas sample obtained while the patient is breathing room air reveals the result below: pH 7.30 PaCO2 52 torr HCO3-- 25 mEq/L PaO2 40 torr These data indicate which of the following?
    1.Respiratory acidosiS
    2.Metabolic alkalosis
    3.The patient needs ventilatory assistance
    4.Hypoventilation

    A.II and III only
    B.I, III, and IV only
    C.I and III only
    D.I and IV only
    C.I and III only
    (this multiple choice question has been scrambled)
  48. A 76-year-old man with a long history of symptomatic chronic obstructive pulmonary disease (COPD) entered the hospital with basilar pneumonia. Room air blood gases: pH 7.58 HCO3-- 40 mEq/L PCO2 45 mm Hg BE +15 mEq/L PO2 38 mm Hg SO2 83% INTERPRETATION:
    Uncompensated Metabolic Alkalosis with severe Hypoxemia
  49. A patient who is receiving oxygen via a 24-percent venturi mask becomes dyspeneic when she removes the mask to eat. The respiratory therapy practitioner recommended delivering the oxygen via

    A.cannula at 1 liters/min
    B.cannula at 4 liters/min
    C.cannula at 6liters/min
    D.cannula at 2 liters/min
    A.cannula at 1 liters/min
    (this multiple choice question has been scrambled)

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Answers 2
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2017-03-03 03:38:39
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