Cardiovascular And Renal Functions- Acid-base Balance Test

55 Questions | Total Attempts: 25

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Cardiovascular And Renal Functions- Acid-base Balance Test

This test is about acid-base balance in the human body and its connection with cardiovascular and renal functions. And how the disturbance in this balance can cause anomalies or disorders in the cardiovascular and renal functions. Well, with more than fifty questions, this MCQ quiz will have your knowledge of this topic tested. So, are you ready?


Questions and Answers
  • 1. 
    The major cause of Acute Coronary Syndrome is…
    • A. 

      ATHEROSCLEROSIS

    • B. 

      AMI

    • C. 

      CONGESTIVE HEART FAILURE

  • 2. 
    A condition in which the heart has lost the ability to pump enough blood to the body’s tissues...
    • A. 

      Congestive heart failure

    • B. 

      AMI

    • C. 

      Atherosclerosis

    • D. 

      Option 4

  • 3. 
    Increases in biomarkers of cardiac injury are indicative of injury to the myocardium, but not an ischemic mechanism of injury.
    • A. 

      True

    • B. 

      False

  • 4. 
    Increases in cardiac biomarker proteins reflect irreversible injury.
    • A. 

      True

    • B. 

      False

  • 5. 
    Is the inability of the heart to increase its output sufficiently to meet the peripheral demands or blood...
    • A. 

      CHF

    • B. 

      HOHF (high output heart failure)

    • C. 

      AMI

  • 6. 
    Hormone released by the stressed heart & are found in the circulation, increases the renal excretion of sodium, stimulated by the stretch of the heart wall that occurs in heart failure...
    • A. 

      B-type natriuretic peptide (BNP)

    • B. 

      Cardiac troponin

    • C. 

      Myoglobin

  • 7. 
    Form a complex that regulates the interaction of actin & myosin ~ regulates cardiac contraction...
    • A. 

      Myoglobin

    • B. 

      3 troponin subunits (I, T and C)

    • C. 

      BNP

    • D. 

      Cpk (MB)

  • 8. 
    Troponins are localized primarily in the myofibrils (94- 97%) with a smaller cytoplasmic fraction (3- 6%).
    • A. 

      True

    • B. 

      False

  • 9. 
    A hormone that is mainly released from the myocardial ventricles...
    • A. 

      ALT

    • B. 

      Myoglobin

    • C. 

      Troponin

    • D. 

      B-type natriuretic peptide (BNP)

  • 10. 
    Are biomarkers of the atherosclerotic process...
    • A. 

      Troponin

    • B. 

      C- reactive protein(CRP)

    • C. 

      AST

    • D. 

      CPK (MB)

  • 11. 
    The normal GFR is [Blank]
  • 12. 
    The normal pH of blood is maintained in the narrow range of...
    • A. 

      7.35- 7.45

    • B. 

      6.0 - 7.20

    • C. 

      7.20- 7.45

  • 13. 
    For RBCs the pH is...
    • A. 

      7.2

    • B. 

      6.0

  • 14. 
     pH is  of skeletal muscle...
    • A. 

      7.2

    • B. 

      6.0

  • 15. 
    At a blood pH 7.4, the ratio of bicarbonate to carbonic acid is...
    • A. 

      1:20

    • B. 

      20:1

    • C. 

      10:1

    • D. 

      20:2

  • 16. 
    Uric acid is the final breakdown product of which type of metabolism?
    • A. 

      Urea

    • B. 

      Glucose

    • C. 

      Purine

  • 17. 
    Which of the following is absorbed by the DCT...
    • A. 

      Sodium

    • B. 

      Creatine

    • C. 

      Uric acid

  • 18. 
    Acidosis and alkalosis are best define as fluctuation of co2 and blood ph content due to changes in...
    • A. 

      Co2 content

    • B. 

      Bicarbonate buffer system

    • C. 

      02 content

    • D. 

      All the above

  • 19. 
    Which one of the following is the final point of water regulation...
    • A. 

      Collecting tubule

    • B. 

      PCT

    • C. 

      DCT

    • D. 

      Loop of henle

  • 20. 
    Normal urine output per day is...
    • A. 

      1-1.5 L/day

    • B. 

      1-2.5 L/day

    • C. 

      1.5-2.5 L/day

  • 21. 
    Sodium bicarbonate & carbonic acid ratio is calculated by...
    • A. 

      Natelson

    • B. 

      Henderson-Hasselbalch

    • C. 

      Nateson

  • 22. 
    Which part of the renal tubule reabsorbs water and solutes from the filtrate and secret substances into it...
    • A. 

      PCT

    • B. 

      Loop of Henle

    • C. 

      DCT

    • D. 

      ALL the above

  • 23. 
    A common cause of respiratory alkalosis is...
    • A. 

      Hyperventilation

    • B. 

      Asthma

    • C. 

      Vomitting

    • D. 

      Diarrhea

  • 24. 
    The bowman's capsule is the collection point of for glomerular filtrate.
    • A. 

      True

    • B. 

      False

  • 25. 
    Respiratory acidosis is defined as...
    • A. 

      Increase in co2 and ph

    • B. 

      Increase in CO2 content and PCO2 with a decrease with ph

    • C. 

      Decrease in CO2 content and increase in ph

    • D. 

      Decrease in CO2 content and decrease in ph

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