NEET Biology: Circulation Practice Questions

12 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

  1. Q1.
    Which component of the blood is responsible for the clotting process?
    Easy
  2. Q2.
    Which of the following blood cells is primarily responsible for the immune response in the human body?
    Easy
  3. Q3.
    The heart sound known as 'lub' is associated with the closure of which valves?
    Easy
  4. Q4.
    Which blood vessel carries oxygenated blood from the lungs to the heart?
    Easy
  5. Q5.
    What is the normal cardiac output in a healthy adult human?
    Easy
  6. Q6.
    During the cardiac cycle, the amount of blood pumped by each ventricle per minute is defined as cardiac output. If the stroke volume is 70 mL and the heart rate
    Medium
  7. Q7.
    In an ECG, the T-wave represents which of the following physiological events?
    Medium
  8. Q8.
    If the systolic pressure is 120 mmHg and the diastolic pressure is 80 mmHg, what is the pulse pressure?
    Medium
  9. Q9.
    Which of the following correctly describes the sequence of electrical impulse conduction in the human heart?
    Medium
  10. Q10.
    Which component of the blood is primarily responsible for the formation of blood clots at the site of an injury?
    Medium
  11. Q11.
    Calculate the net filtration pressure at the arterial end of a capillary if the capillary hydrostatic pressure is 35 mmHg, the interstitial fluid hydrostatic pr
    Hard
  12. Q12.
    In a patient with a cardiac output of 5 liters per minute and a heart rate of 75 beats per minute, if the end-diastolic volume is 120 ml and the end-systolic vo
    Hard

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