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mcqs medical gas training_final july 2010 _3

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					MCQs Vocational Training: Stage 2                                                                                 1



Medical Gas Training Questions

   1.      What does MGPS stand for?
   (a)     Medical gas pipeline system
   (b)     Major gas pipe system
   (c)     Medical gas pipeline scheme
   (d)     Medical gas pipe storage


   2.      What gases are commonly found in a hospital?
   (a)     Acetylene
   (b)     Oxygen
   (c)     Nitrous oxide
   (d)     Surgical air


   3.      What is Equanox?
   (a)     Oxygen 25% Nitrous Oxide 75%
   (b)     Medical Air 50% Oxygen 50%
   (c)     Oxygen 50% Nitrous Oxide 50%
   (d)     Surgical Air 50% Oxygen 50%


   4.     Why is oxygen used in hospitals?
  (a)     To drive ventilators
  (b)     To sustain life
  (c)     As an analgesic
  (d)     As an anaesthetic


  5.      What standards and guidance documents are used to govern the use of piped medical gases in hospitals?
  (a)     European Pharmacopoeia
  (b)     Health and Technical Memorandum 02-01
  (c)     Health and Teaching Module 2022
  (d)     (s)HTM 2022




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MCQs Vocational Training: Stage 2                                                                    2




  6.       What documentation provides guidance for the safe use of medical gas cylinders?
  (a)      C11
  (b)      B12
  (c)      A10
  (d)      X13


  7.       What features of a cylinder store are required to facilitate safe storage of cylinders?
  (a)      Separate storage of full and empty cylinders
  (b)      Separate storage of different medical gas cylinders
  (c)      “No naked flame” signage
  (d)      Locked


  8.       What colour is an oxygen cylinder?
  (a)      White body / black shoulders
  (b)      Black body / white shoulders
  (c)      Blue body / white shoulders
  (d)      Grey body / black and white quartered shoulders


  9.       What colour is a medical air cylinder?
  (a)      Black body / white shoulders
  (b)      Blue body / white and blue shoulders
  (c)      Grey body / black shoulders
  (d)      Grey body / black and white quartered shoulders


   10.     What colour is an Equanox cylinder?
   (a)     Blue body / blue shoulders
   (b)     Black body / white shoulders
   (c)     Blue body / white and blue shoulders
   (d)     Grey body / grey shoulders




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MCQs Vocational Training: Stage 2                                      3



   11.     What details can be found on a cylinder label?
   (a)     Product licence number
   (b)     Cylinder volume
   (c)     Safety precautions
   (d)     Batch number and expiry date


  12.      What precautions should be taken when handling cylinders?
  (a)      Wear gloves
  (b)      Roll cylinders on ground
  (c)      Use a suitably sized trolley
  (d)      Wear training shoes


   13.     Where can cylinders be found in a hospital?
   (a)     Manifold rooms
   (b)     Cylinder stores
   (c)     Resuscitation trolleys
   (d)     Theatres


   14.    Where is liquid oxygen stored on a hospital site?
   (a)    Oxygen tank (VIE)
   (b)    Cylinder store
   (c)    Oxygen tank (VIP)
   (d)    Oxygen tanker


   15.     What does VIE stand for ?
   (a)     Vacuum insulated evaporator
   (b)     Vessel insulated evaporator
   (c)     Vacuum isolated evaporator
   (d)     Vessel isolated engineering




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MCQs Vocational Training: Stage 2                                                                                      4



   16.     What document controls engineering work carried out on a MGPS?
   (a)     Permit to work
   (b)     Permission to work
   (c)     Permit to weld
   (d)     Permission to weld


   17.     What do the initials AP stand for?
   (a)     Authorised pharmacist
   (b)     Authorised person
   (c)     Accredited person
   (d)     Accredited personnel


   18.     What is the role of the AP?
   (a)     To be responsible for the day to day operation of the MGPS
   (b)     To issue “permit to work” documents
   (c)     To assess the competency of engineers working on a medical gas line
   (d)     To liaise with all staff involved in medical gas systems


  19.      What is the role of the Quality Controller (MGPS)?
  (a)      Carries out medical gas testing
  (b)      Carries out engineering tests on a medical gas pipeline system
  (c)      Accepts responsibility for the last independent check on a pipeline system following work on the pipeline
  (d)      Should undertake CPD


  20.      What pressure are medical gases maintained at in a MGPS?
  (a)      2 Bar
  (b)      3 Bar
  (c)      4 Bar
  (d)      5 Bar




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MCQs Vocational Training: Stage 2                                                                                    5




  21.      What material is a medical gas pipeline system made from?
  (a)      Copper
  (b)      Brass
  (c)      Plastic
  (d)      Tin


  22.      To what part of the MGPS is a flow meter attached?
  (a)      End point
  (b)      Terminal unit
  (c)      Terminal point
  (d)      Test point


  23.      When are tests carried out on the MGPS?
  (a)      Following any interruption in supply
  (b)      Following installation of a new system
  (c)      Routine testing
  (d)      Following the routine maintenance of a terminal unit


  24.      What tests are routinely carried out by the Quality Controller (MGPS) on each gas tested?
  (a)      Purity and identity of the gas
  (b)      Particulate contamination testing
  (c)      Carbon dioxide levels
  (d)      Temperature


  25.      When testing the identity and purity of an oxygen pipeline, what is the limit for oxygen concentration?
  (a)      > 60%
  (b)      > 90%
  (c)      >95%
  (d)      >99.5%




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MCQs Vocational Training: Stage 2                                                                                        6



  26.      What does a “polytest” tube detect?
  (a)      Non specific contamination
  (b)      Temperature
  (c)      Gas concentration
  (d)      Particles


  27.      What is the acceptance criteria for oxygen concentration in medical / surgical air (Ph. Eur.)?
  (a)      19% to 24%
  (b)      20.4% to 21.4%
  (c)      21.0% to 22.0%
  (d)      20.0% to 22.0%


   28.     What additional tests are carried out on a medical air pipeline system – other than identity and purity and
           particulate contamination ?
  (a)      Carbon dioxide
  (b)      Carbon monoxide
  (c)      Water vapour
  (d)      Sulphur monoxide


  29.      Which gas undergoes a test for oil contamination?
  (a)      Nitrous oxide
  (b)      Oxygen
  (c)      Medical air
  (d)      Equanox


  30.      In an emergency, what can be used to isolate the pipeline supply?
  (a)      Area Valve Service Unit (AVSU)
  (b)      Terminal unit
  (c)      Flow meter
  (d)      Regulator




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MCQs Vocational Training: Stage 2                                                            7



  31.      Where can medical gas alarm panels be found?
  (a)      Theatres
  (b)      Switchboard
  (c)      Clinics
  (d)      Wards


  32.      What do medical gas alarm panels detect?
  (a)      An increase in temperature
  (b)      A change in gas identity
  (c)      Loss of pressure
  (d)      Change in volume of gas being used by a patient



  33.      In the event of loss of gas supply, who will be informed?
  (a)      Authorised Person
  (b)      Operational services
  (c)      Nursing staff
  (d)      Pharmacy


    34.    In the event of loss of supply of gas in an emergency, what are the priorities?
    (a)    To prevent any clinical adverse event due to loss of medical gas supply
    (b)    To ensure back up supplies are made available when required
    (c)    To effect appropriate repair
    (d)    To complete an incident report


    35.     What information does an operational policy contain?
    (a)     Description of medical gas pipeline system
    (b)     Contact details of Estates Authorised Persons
    (c)     Action to be taken in an emergency
    (d)     Cylinder storage areas




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MCQs Vocational Training: Stage 2                                  8



    36.       Why is Equanox used in a hospital?
    (a)       To sustain life
    (b)       As an analgesic
    (c)       As an anaesthetic
    (d)       To drive ventilators


    37.       What is the acceptance level for suction / vacuum?
    (a)       > 400mm Hg
    (b)       > 600mm Hg
    (c)       < 400mm Hg
    (d)       < 200mm Hg


    38.       What colour is an oxygen theatre pendant hose?
    (a)       Black
    (b)       White
    (c)       Blue
    (d)       Yellow


    39.       What colour is an oxygen terminal unit?
    (a)       Black / white
    (b)       Blue / white
    (c)       White
    (d)       Blue


    40.       What colour is a medical air terminal unit?
    (a)       Black / white
    (b)       Blue / white
    (c)       Blue
    (d)       Yellow




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MCQs Vocational Training: Stage 2                                                                                                              9



41.    Which of the statements are true?
(a)    Surgical air is supplied at a higher pressure than air because it is used to operate equipment
(b)    Medical air is supplied at a higher pressure than surgical air because it is required to be higher for patient care
(c)    The main use of medical gases is to sustain life
(d)    Medical gases are medicines used for treatment of and diagnosis of disease


42.    Which statement is correct for the the use of the medical gases?
(a)    Nitrous oxide is used for clinical and physiological investigations [e.g. gastric procedures]
(b)    Nitrous oxide is used as anaesthetic gas
(c)    Heliox mixture is used to diagnose and treat chronic obstructive airways disease
(d)    The helium in Heliox aids the administration of oxygen due to the lower specific gravity of the helium enabling the oxygen to pass by
       the obstructions


43.    Which of the statements are true?

       The liquid oxygen on a hospital site;
(a)    May be stored in a Vaccum Insulated Evaporator tank
(b)    May be stored in a duty tank of a size that contains approximately 14 days supply when used at a rate of general usage
(c)    May be stored in a standby tank that has 2-3 days supply of oxygen when used at a rate of general usage
(d)    Is converted in the VIE to a gas that is at a pressure of 13 Bar


44.    Which of the statements are true?

       When inspecting a cylinder store;
(a)    The small cylinders should be stored standing up
(b)    The Oxygen 50%:Nitrous Oxide 50% (Equanox) cylinders should be stored horizontally to ensure
       that the gases do not separate in colder temperatures
(c)    The store should be joined to the hospital to ensure easy access
(d)    The cylinders should be segregated by type and by whether they
       are full or empty
(e)    If rubbish has collected within the store, it is satisfactory to remove this when the store is next cleaned
(f)    The door of the store should be kept open to help the porters gain access quickly
(g)    There should be a sign clearly displayed that indicates there should be no naked flames
(h)    There is only a need to record the issue of cylinders



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MCQs Vocational Training: Stage 2                                                                                                                          10



45.    Think about control systems with gases, which statements are true or false?
(a)    The Health Technical Memorandum 02-01 issued by the Dept. of Health provides medical gas guidance that should be adhered to
(b)    Amending a pipeline requires no paperwork to be signed off, just the ward sister‟s say so
(c)    A Permit to Work system controls all work on medical gas pipeline systems
(d)    The first person to sign the documentation is the QC Pharmacist
(e)    The Authorised Person is the engineer who must follow Health and Safety legislation for work of a MGPS
(f)    Engineers carry out pressure tests and anti-confusion tests on the MGPS following any break in to the pipeline system
(g)    The Competent Person is the nurse who gives the go ahead for the gas supply to be interrupted
(h)    QC (MGPS) are the last people to work on the MGPS. They carry out clinical checks to ensure that it is the correct gas, from the correct terminal
       unit of the correct purity and quality before the pipeline is handed back to the users

46.    Which statements are true and which are false when describing the role
       of the clinical pharmacist with medical gases?
(a)    The clinical pharmacist should check that oxygen is prescribed correctly
(b)    The clinical pharmacist should leave the nurses on the ward to monitor any wastage with medical gases
(c)    The clinical pharmacist should, if „on call‟ in the event of a medical gas emergency, radiopage the „on call QC Pharmacist‟ and then leave them in
       peace to get on with it
(d)    The clinical pharmacist should check that ward staff are using flow meters properly


47.    Which statements are true and which are false when describing the role
       of the Quality Controller (MGPS) after an incident on a ward involving medical gases?
(a)    They will check that the line pressure is 4bar
(b)    They will check that there is water vapour present in the line
(c)    They will check that there is no non specific contamination
(d)    They will check that it is the correct gas and of the correct purity
(e)    They will check that there is no particulate matter in the line




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