XI Biology Circulation Online Test Mdcat-2024

XI Biology Circulation Online Test Mdcat
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Instructions for Circulation Online Test Mdcat-2024:

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    Test Details:

      • Subject: Biology
      • Class: 1st year or 11
      • Chapter Name: Circulation
      • Test: MDCAT 2024
      • Book: Sindh Textbook
      • Total No. Of MCQS:  50 MCQS 
      • Time Allowed: 50 Minutes
      • Price : Free
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      Created on By medicoengineer.com

      XI Biology Circulation Online Test Mdcat-2024

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      1 / 50

      1. In ECG, Depolarization of the atrial fibers in SA node Produces_______.

      2 / 50

      2. In hot Summer Arterioles are ________.

      3 / 50

      3. The spleen is primarily responsible for:

      4 / 50

      4. What role do lymph vessels in villi play in the small intestine?

      5 / 50

      5. Tick the incorrect statement:

      6 / 50

      6. Tick the correct statement:

      7 / 50

      7. During open heart surgery, what machine is the patient placed on?

      8 / 50

      8. What device is used in angioplasty to open up the narrowed artery?

      9 / 50

      9. What is angioplasty primarily used for?

      10 / 50

      10. Which of the following is a treatment for narrowed or blocked coronary arteries?

      11 / 50

      11. What is angiography used for?

      12 / 50

      12. What is a congenital heart problem?

      13 / 50

      13. Which condition is characterized by the heart's inability to pump sufficient blood to the body?

      14 / 50

      14. What is a factor that causes atherosclerosis?

      15 / 50

      15. What initiates the formation of a thrombus within an intact blood vessel?

      16 / 50

      16. What happens if an embolus becomes stuck and severely blocks the flow of blood?

      17 / 50

      17. Types of mechanoreceptors that sense blood pressure are known as _____.

      18 / 50

      18. The correct statement regarding blood pressure is:

      19 / 50

      19. The hydrostatic force of blood exerted on the walls of blood vessels is called ________.

      20 / 50

      20. Why does blood flow slower in capillaries than in arteries?

      21 / 50

      21. In systematic circulation, arteries carry _________ blood and have a ___________.

      22 / 50

      22. Which statement best describes the flow of blood in pulmonary circulation?

      23 / 50

      23. Which part of the heart first receives deoxygenated blood from the body in systemic circulation?

      24 / 50

      24. Which property of veins prevents the backflow of blood?

      25 / 50

      25. Capillaries diameter ranges from:

      26 / 50

      26. Arteries are thick-walled vessels made up of three layers: _______ , ________ and ____________.

      27 / 50

      27. In systematic circulation, blood leaves the heart via _________ and enters back to the heart via _______.

      28 / 50

      28. Where is the atrioventricular (AV) node located, and what is its primary role in cardiac conduction?

      29 / 50

      29. Which region maintains the pumping rhythms of the heart?

      30 / 50

      30. Which one is the correct statement:

      31 / 50

      31. The normal heartbeat of a person is:

      32 / 50

      32. The contractions of heart chambers are known as:

      33 / 50

      33. The cavity of left ventricle is narrower than right ventricle in humans because:

      34 / 50

      34. What separates the right atrium and left atrium?

      35 / 50

      35. Which layer of the heart wall is known for its muscular nature?

      36 / 50

      36. What is the pericardium?

      37 / 50

      37. All circulatory systems have _____ major components.

      38 / 50

      38. Which type of circulation ensures complete separation of oxygenated and deoxygenated blood?

      39 / 50

      39. In complete double circuit circulation, where does the oxygenated blood from the lungs enter the heart?

      40 / 50

      40. Four-chambered heart is found in:

      41 / 50

      41. Which type of circulation do amphibians and reptiles have?

      42 / 50

      42. In single circuit circulation, where does deoxygenated blood from the body enter the heart?

      43 / 50

      43. How many chambers does the heart of fish have?

      44 / 50

      44. Which animals have a closed circulatory system?

      45 / 50

      45. In a closed circulatory system, blood is confined to what?

      46 / 50

      46. What happens to the ostia in the heart of arthropods when the heart contracts?

      47 / 50

      47. In arthropods, the heart pumps haemolymph into which structure?

      48 / 50

      48. Where does the haemolymph get pumped in arthropods?

      49 / 50

      49. What is the fluid called in an open circulatory system that is a mixture of blood and interstitial fluid?

      50 / 50

      50. In which types of animals is an open circulatory system primarily found?

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