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Circulation in Humans

Circulation in Humans

10 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

_________ in the blood fight(s) against the germs entering the body.

  1. RBCs
  2. WBCs
  3. Platelets
  4. Haemoglobin
Question 2 Multiple Choice (Single Answer)

Veins allow the flow of blood

  1. towards the heart
  2. towards the lungs
  3. away from the heart
  4. away from the lungs
Question 3 Multiple Choice (Single Answer)

The device used for measuring heart rate is

  1. ammeter
  2. barometer
  3. stethoscope
  4. thermometer
Question 4 Multiple Choice (Single Answer)

A resting person usually has a pulse rate between

  1. 72 and 80 beats per minute
  2. 62 and 70 beats per minute
  3. 82 and 90 beats per minute
  4. 52 and 60 beats per minute
Question 5 Multiple Choice (Single Answer)

Which of the following is/are responsible for carrying oxygen throughout the body?

  1. WBCs
  2. RBCs
  3. Plasma
  4. Platelets
Question 6 Multiple Choice (Single Answer)

How many chambers does a human heart have?

  1. 4
  2. 2
  3. 3
  4. 6
Question 7 Multiple Choice (Single Answer)

A blocked artery is caused due to

  1. high cholesterol
  2. hypertension
  3. smoking
  4. All of the above
Question 8 Multiple Choice (Single Answer)

Which of the following chambers of heart collect blood?

  1. Auricles
  2. Ventricles
  3. Valves
  4. Arteries
Question 9 Multiple Choice (Single Answer)

The blood vessels carrying oxygen-rich blood from heart to all parts of the body are called

  1. arteries
  2. veins
  3. venules
  4. ducts
Question 10 Multiple Choice (Single Answer)

Which of the following components of blood help(s) in the formation of a blood clot?

  1. RBCs
  2. Platelets
  3. WBCs
  4. Haemoglobin
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