Perfusionist Medical Education 363/2017 Answer Key

perfusion

Post: Perfusionist
Department: Medical Education Service
Category Code: 363/17
Qualification: Degree in BSc Perfusion Technology + Registration with the Kerala Paramedical Council
Date of Test: 04-07-2018


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  1. Which of the following does not reduce the inflammatory effects of cardiopulmonary bypass?
    • Red cell transfusion
    • Biocompatible circuits
    • Leucocyte filters
    • Centrifugal Pumps

  2. The following are cardiac chambers except
    • Right Atrium
    • Right Ventricle
    • Left Ventricle
    • Left superior vena cava

  3. The following are advantages of miniaturised circuits except
    • Decreased transfusions
    • Less air embolism
    • Lower troponin release
    • Less blood activation

  4. Active venous drainage may be done with all except
    • Centrifugal pump
    • Vacuum assist
    • Roller pump
    • Both "Centrifugal pump" and "Vacuum assist"

  5. All of the following are common venting sites except
    • Right superior pulmonary vein
    • Root of aorta
    • Pulmonary artery
    • Right atrium

  6. The following are true of retrograde cardioplegia except
    • Delivery rate is usually 200 ml/min
    • Pressure should not exceed 40 mm Hg
    • Provides good myocardial protection to the right ventricle
    • Can be delivered continuously into the coronary sinus

  7. The pore size of an arterial filter is usally
    • 0.1 micrometre
    • 40 micrometre
    • 200 micrometre
    • 100 micrometre

  8. Intraaortic balloon pump uses
    • Helium
    • Carbon dioxide
    • Nitrogen
    • Any of these

  9. The commonest cause of stroke on cardiopulmonary bypass is
    • Microembolism
    • Air embolism
    • Low perfusion pressure
    • Events during cannulation and clamping

  10. In atherosclerotic aorta the best cannulation site is
    • Ascending aorta
    • Right innominate artery
    • Right subclavian artery
    • Femoral artery

  11. Distal ischemia during peripheral cannulation can be prevented by
    • Using a large cannula
    • Cannulating via a side arm graft
    • Avoiding a separate distal perfusion cannula
    • Looping and snaring the artery that is cannulated

  12. Mitral valve surgery commonly uses
    • Bicaval cannulation
    • Atriocaval cannulas
    • Single atrial cannula
    • Circulatory arrest

  13. All are true regarding Activated Clotting Time (ACT) except
    • In offpump CABG ACT of 250 sec may be satisfactory
    • Correlates better with heparin concentration than high dose thrombin time
    • Usually measured 3 to 5 minutes after heparin administration
    • Normally should be above 480 seconds on CPB

  14. Systemic flow rates at normothermia are usually
    • 1.5 ltr/min/m2
    • 1.2 ltr/min/m2
    • 2.4 ltr/min/m2
    • 2.0 ltr/min/m2

  15. All are true of retrograde autologous priming except
    • Reduces haemodilutional effect of priming solution
    • An alpha agonist is used
    • Drainage of prime is from venous line
    • Most useful in large and over weight patients

  16. Adequate tissue oxygen delivery is assessed by all except
    • Residual nitrogen saturation
    • Venous oxygen saturation
    • Blood lactate levels
    • Inline carbon dioxide monitoring

  17. All the following are used to combat low systemic vascular resistance except
    • Terlipressin
    • Phenylephrine
    • Methylene blue
    • Dobutamine

  18. Heart distension on bypass can produce all except
    • Pulmonary barotrauma
    • Ventricular cooling
    • Myocardial fibre stretching
    • Increased pulmonary artery pressures

  19. Cold hemagglutinin disease is
    • Caused by lg G antibodies
    • Occurs in about 2% of general population
    • A cause of myocardial infarction
    • Aggravated by hemodilution

  20. Indications for deep hypothermic circulatory arrest are all except
    • Type A dissection
    • Distal descending thoracic aneurysms
    • IVC tumour resections
    • Porcelian aorta

  21. Retrograde Cerebral perfusion is
    • Administered at 500 ml/min
    • Pressures upto 40 mm Hg are used
    • Best for long procedures under deep hypothermic circulatory arrest
    • Effective in providing nutrition to the brain

  22. In PADCAB perfusion is provided to
    • Right ventricle
    • Cerebral circulation
    • Coronary circulation
    • Renal arteries

  23. All of the following in cardioplegia prevent cell damage except
    • Aspartate
    • Glutamate
    • Calcium channel blockers
    • CPD

  24. Controlled cross circulation was developed by
    • Lillehei
    • Gibbon
    • Cohen
    • De Wall

  25. Cardioplegia was first used by
    • Martin
    • Kirklin
    • Drew
    • Melrose

  26. The following factors influence venous drainage except
    • Flow Characteristics
    • Pressure applied to the venous reservoir
    • Tip style of cannula
    • None of these

  27. Which size tubing is not commonly used in cardiopulmonary bypass
    • 1/4 inch
    • 3/8 inch
    • 3/16 inch
    • 1/8 inch

  28. Centrifugal pumps are all except
    • more expensive
    • afterload dependant
    • Reduce priming volume
    • Is non occlusive

  29. Ultrafiltration rates in continuous ultrafiltration are significantly affected by all except
    • Oncotic pressures
    • True membrane pressures
    • Haematocrit
    • Filter characteristics

  30. Carbogen is used in
    • pH stat strategy
    • Alpha stat strategy
    • Both "pH stat strategy" and "Alpha stat strategy"
    • None of these

  31. True membrane oxygenators use
    • Polymethyl methacrylate
    • Polypropylene
    • Microporous polypropylene
    • Silicone

  32. Protein denaturation occurs above
    • 40° C
    • 42° C
    • 38° C
    • 40.5° C

  33. Which oxygenator has the smallest priming volume?
    • Lilliput 1
    • Lilliput 2
    • Termo capiox baby Rx 05
    • Terumo capiox Sx 10

  34. All are important buffers except
    • Bicarbonate
    • Phosphate
    • Chloride
    • Haemoglobin

  35. Ectotherm physiology is used in
    • Alpha stat
    • pH stat
    • Hemodilution
    • Rewarming

  36. All are advantages of deep hypothermic circulatory arrest in children except
    • Improved exposure
    • Avoidance of multiple cannulas
    • Better organ preservation
    • Reduced oedema

  37. Advantages of iliac cannulation are all except
    • Can be performed prior to surgery
    • Easier dissection than femoral artery
    • Larger cannula than femoral artery can be used
    • Cannulation in a clean area

  38. Which valve is not normally tricuspid?
    • Aortic
    • Mitral
    • Tricuspid
    • Pulmonary

  39. All are true of left superior venacave except
    • Most commonly opens into the coronary sinus
    • Runs anterior to the heart
    • May be cannulated
    • Does not cause volume overload of the heart

  40. Aortic cross clamping is done early in
    • Significant aortic regurgitation
    • Truncus arteriosus
    • Aortopulmonary window
    • All of these

  41. The oxygenator initially used by Gibbon was a
    • Bubble oxygenator
    • Film oxygenator
    • True membrane oxygenator
    • Microfibre oxygenator

  42. Heparin was discovered by
    • Bigelow
    • De Bakey
    • Lillehei
    • McLean

  43. All the following changes happen on cardiopulmonary bypass except
    • Increased ACTH in nopulsatile CPB
    • Growth hormone increases
    • Elevation of stress hormones
    • Hyperglycemia

  44. Tissue oxygen delivery is easily measured by
    • Mixed venous oxygen saturation
    • 2, 3 diphosphoglycerate
    • Oxygen dissociation curve
    • Catecholamine assay

  45. Heparin is safe as an anticoagulant for extracorporeal circulation beacause of
    • Short duration for maximal action
    • Long half life
    • Absence of monitoring systems
    • Platelet aggregation

  46. All are true of magnesium except
    • It is a membrane stabiliser
    • Stimulates catecholamine release
    • Has important role in aerobic metabolism
    • Helps maintain cellular integrity

  47. All are phosphodiesterase type 3 inhibitors except
    • Amrinone
    • Milrinone
    • Enoximone
    • Dopexamine

  48. Which of the following increases cerebral emboli?
    • Arterial filter
    • Cardiotomy
    • Moderate hypothermia
    • Alpha stat strategy

  49. Which of the following is a contraindication to early extubation?
    • Hemodynamic stability
    • Minimal bleeding
    • Hypothermia
    • Neurological stability

  50. All are parts of a gas flow path except
    • Scavenging facility
    • Oxygenator
    • Gas blender
    • Heat exchanger

  51. All are sites of temperature measurement except
    • Colon
    • Tympanic membrane
    • Bladder
    • Oesophagus

  52. Heparin resistance is caused by all except
    • Endocarditis
    • Antithrombin 3 deficiency
    • Preoperative heparin therapy
    • Obesity

  53. Alternate pathway of complement activation begins with
    • C1
    • C2
    • C3
    • C4

  54. Tissue oxygen consumption in pulsatile CPB when compared to non pulsatile is
    • Less
    • More
    • Same
    • Not known

  55. Hyperglycemia in CPB causes
    • Favourable neurological outcome
    • Adverse neurological outcome
    • No significant change in neurological outcome
    • None of these

  56. Which of the following is a neuroprotective strategy?
    • Multiple cross clamping
    • Vein grafts in CABG
    • Aortic cannulation
    • Hypothermia

  57. To avoid uneven cooling the gradient between water and blood should be less than
    • 10° C
    • 12° C
    • 14° C
    • 16° C

  58. Neutral human pH at temperature of 20° C is
    • 7.7
    • 7.4
    • 7.2
    • 7.5

  59. Which of the following is a myocardial protection strategy?
    • Systematic hypothermia
    • Cardioplegic arrest
    • Topical hypothermia
    • All these

  60. A one way valve placed in the arterial line is designed to prevent
    • Forward flow
    • Retrograde flow
    • Sucking air from cannulation site
    • Overpressurisation

  61. The minimum acceptable range of haematocrit on CPB is
    • 18-21%
    • 16-18%
    • 21-24%
    • more than 25%

  62. When using a centrifugal pump one must always maintain?
    • forward flow and positive pressure
    • forward flow and negative pressure
    • forward flow at 4000 rpm
    • forward flow except in RAP

  63. Which of the following is observed when an oxygenator begins to clot?
    • A low membrane pressure gradient
    • High arterial line pressure
    • High MAP
    • High membrane pressure gradient

  64. To ensure proper communication with surgeon a perfusionist must always
    • answer promptly
    • repeat surgeons orders
    • talk to anaesthesiologist
    • document all orders

  65. The best method to monitor cerebral oxygen delivery is
    • Cerebral oximetry
    • Venous oxygen saturation
    • Inline blood gas monitoring
    • Arterial saturation monitor

  66. Which aortic cannula has embolism protection?
    • Embol
    • Biomedicus
    • EOPA
    • Femflex

  67. What is not true of left dominant circulation?
    • Seen in about 20% population
    • Left circumflex artery supplies PDA
    • Left circumflex artery gives off obtuse marginal
    • Left circumflex artery may originate from right coronary sinus
    Question Error

  68. Which of the following is not an indication for CABG?
    • LMCA disease more than 60%
    • Proximal LAD disease
    • Double vessel disease with normal LAD
    • Triple vessel disease with low ejection fraction

  69. All are advantages of roller pump except
    • Simple
    • Low priming volume
    • Afterload independent cardiac output
    • Less cavitation if inflow occluded

  70. Venous drainage can be improved by all except
    • Aortic cardiopplegia
    • Surgeon adjusting venous cannuls
    • Raising operating table
    • Suction on venous reservoir

  71. Cardioplegia is administered into the main pulmonary artery in
    • Aortic regurgitation
    • Anomalous left coronary artery origin from pulmonary artery
    • Patent ductus arteriosus
    • Hypoplastic left heart

  72. Cardioplegia entering systemic circulation causes
    • Reduced SVR
    • Increased SVR
    • No change in SVR
    • None of these

  73. Where are drugs administered in CPB?
    • Central venous line
    • CPB circuit
    • Cardioplegia circuit
    • Arterial monitoring line

  74. The level of which of the following falls during CPB?
    • Calcium
    • Magnesium
    • Both Calcium and Magnesium
    • None of these

  75. Oedema is caused by
    • Decreased capillary pressure
    • Decreased plasma colloid osmotic pressure
    • Decreased tissue colloid osmotic pressure
    • Increase plasma oncotic pressure

  76. Vitamin K dependant clotting factors are all except
    • II
    • V
    • VII
    • X

  77. In a Waterston shunt the connection is between
    • Aorta and MPA
    • SVC and RPA
    • Aorta and RPA
    • Aorta and LPA

  78. All are types of VSD except
    • Subaortic
    • Subpulmonic
    • Inlet
    • Secondum

  79. In a proper IABP placement the tip is
    • in ascending aorta
    • just distal to left subclavian origin
    • at aortic bifurcation
    • in main pulmonary artery

  80. Retrograde cardioplegia is contraindicated in
    • Aortic regurgitation
    • Aortopulmonary window
    • Aortic stenosis
    • Unroofed coronary sinus

  81. The Social reformer Mannath Padmanabhan delivered the 'Muthukulam Speech' in the year of
    • 1946
    • 1947
    • 1948
    • 1949

  82. Who was considered as the first Martyr of Kerala Renaissance?
    • Arattupuzha Veleyudha Paniker
    • Subhananda Gurudevan
    • Kuruban Daivathan
    • Vagbadanandan

  83. On the Background of Malabar Rebellion of 1921 Kumaranasan wrote the poem
    • Veenapoovu
    • Prarodhanam
    • Pushpavadi
    • Duravastha

  84. The 'Silent Ambassador' of a Country is
    • Currency
    • Press
    • Postal Stamp
    • People

  85. Name the Indian State where GST is firstly implemented
    • Assam
    • Kerala
    • Tamil Nadu
    • Maharashtra

  86. Town Farooq was built by
    • Haidar Ali
    • Zamorin of Calicut
    • Kunhali Marakkar
    • Tippu Sulthan

  87. The Island is situated in the South of Lakshadweep
    • Kavaratti
    • Amini
    • Minicoy
    • Anthroth

  88. 'Kochi as the Queen of Arabian sea' is firstly called by
    • Raja Kesavadas
    • Divan R. K. Shanmukan Shetti
    • Veluthambi Dalava
    • Col. Mantro

  89. The name of the cyclone 'Ochi' is given by
    • Oman
    • Pakistan
    • Sri Lanka
    • Bangladesh

  90. The Back Bone of Himalaya is
    • Himachal
    • Sivalic
    • Himadri
    • Everest

  91. Which colour is commonly used to identify the General Category of Ration Card in Kerala?
    • White
    • Pink
    • Blue
    • Yellow

  92. Name the social reformer of Kerala prohibited the custom 'Ettu - Mattu'
    • Chattampi Swamikal
    • Vagbadanandan
    • Sree Narayana Guru
    • Ayyankali

  93. The 'Kerala Napoleon' is
    • Pazhasi Raja
    • K.P. Karuppan
    • Poykayil Yohannan
    • Barrister G. P. Pillai

  94. Who is the Chairperson of the National Commission for Women?
    • Rekha Sharma
    • Jayanthi Patnaik
    • Lalitha Kumaramangalam
    • Mamtha Sharma

  95. The first fully blood donated Panchayath in Kerala is
    • Plicode
    • Vattavada
    • Puthige
    • Madikai

  96. The Revolt of 1857 led at Kanpur by
    • Jhansi Rani Laxmi Bai
    • Nanasahib
    • Tantia Topy
    • Kunvar Sing

  97. The Vice President of USA is
    • Joe Biden
    • Dick Cheney
    • Mike Pence
    • Hillary Clinton

  98. In the Second Nationalization of commercial banks ________ banks were nationalized.
    • 4
    • 6
    • 5
    • 7

  99. A land mass bounded by sea on three sided referred as
    • Peninsula
    • Island
    • Coast
    • None of these

  100. Mahatma Gandhi Marine National Park situated in
    • Gujarath
    • Maharashtra
    • Lakshadweep
    • Andaman Nicobar Island

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