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Circulatory System - 1

Questions covering blood components (RBCs, WBCs, plasma, haemoglobin), blood vessels (arteries, veins, capillaries), heart anatomy, blood pressure, and related circulatory system functions.

20 Questions Published
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Questions

Question 1 Multiple Choice (Single Answer)

Which of the following is not a function of Lymph?

  1. Lymph contains lymphocytes which destroys harmful pathogens.
  2. It filters out bacteria through the lymph nodes or lymph glands.
  3. It controls the concentration of proteins in the tissue fluid.
  4. It absorbs fatty acids and glycerols through the lacteals and villi.
  5. It transports water and digested food from the digestive tract to other organs.
Question 2 Multiple Choice (Single Answer)

Which of the following is not the property of Arteries?

  1. They are the distributing vessels of the body.
  2. Coronary artery supplies blood to the brain.
  3. They have thick and elastic walls.
  4. They have a narrow lumen.
  5. Pulmonary artery carries de-oxygenated blood.
Question 3 Multiple Choice (Single Answer)

Which of the following statements is correct?

  1. Capillaries are the thinnest vessels and are lined by single layered epithelium.
  2. Veins do not have valves in them.
  3. Blood is the chief circulating medium of some invertebrates and all chordates.
  4. Blood is fluid connective tissue and forms 10-15% of the intra-cellular fluid.
  5. Volume of blood is about 5 litres in an adult person and it forms about 17-18% of the total body weight.
Question 4 Multiple Choice (Single Answer)

In body of a normal adult human, how much extra-cellular fluid (ECF) is present?

  1. 25 liters
  2. 15 liters
  3. 1500 ml
  4. 2500 ml
  5. 20 liters
Question 5 Multiple Choice (Single Answer)

Study of blood circulation in the body is called _______.

  1. haematology
  2. serology
  3. neurology
  4. angiology
  5. cardiology
Question 6 Multiple Choice (Single Answer)

Which of the following is not a stain of blood?

  1. Leishman’s stain
  2. Gention violet
  3. Methyline blue
  4. Giema’s stain
  5. Silver chloride
Question 7 Multiple Choice (Single Answer)

Haemoglobin is found only in _____________.

  1. WBC
  2. RBC
  3. plasma
  4. platelets
  5. pus cells
Question 8 Multiple Choice (Single Answer)

The number of RBC’s in men is __________.

  1. 5,00,000 per millimeter cube
  2. 50,00,000 per millimeter cube
  3. 50,000 per millimeter cube
  4. 5,000 per millimeter cube
  5. 25,000 per millimeter cube
Question 9 Multiple Choice (Single Answer)

The human body is protected from invading bacteria by ________.

  1. RBC
  2. platelets
  3. plasma
  4. WBC
  5. lymph
Question 10 Multiple Choice (Single Answer)

What is the WBC count of a normal adult male?

  1. 8000 - 12000 per cubic millimeter.
  2. 2000 - 4000 per cubic millimeter.
  3. 1000 - 3000 per cubic millimeter.
  4. 4000 - 8000 per cubic millimeter.
  5. 6000 - 10000 per cubic millimeter.
Question 11 Multiple Choice (Single Answer)

The blood plasma from which fibrinogen has been removed is called __________.

  1. lymph
  2. clot
  3. serum
  4. platelet
  5. whole plasma
Question 12 Multiple Choice (Single Answer)

Which of the following pair is not correctly matched?

  1. Largest vein in human body – superior vena cava
  2. Largest artery – dorsal aorta
  3. Smallest blood vessel – capillary
  4. Renal vein – carrier of least amount of urea
  5. Hepatic vein – carrier of maximum amount of urea
Question 13 Multiple Choice (Single Answer)

Oxygen is transported in the blood in the form of ______.

  1. a gas
  2. haemoglobin
  3. oxy-haemoglobin
  4. carboxy-haemoglobin
  5. solution
Question 14 Multiple Choice (Single Answer)

The blood vessel supplying blood to the kidney is the __________.

  1. renal vein
  2. renal artery
  3. dorsal aorta
  4. inferior vena cava
  5. ventral aorta
Question 15 Multiple Choice (Single Answer)

The blood vessel that begins and ends in capillaries is the __________.

  1. hepatic artery
  2. hepatic vein
  3. renal artery
  4. hepatic portal vein
  5. renal vein
Question 16 Multiple Choice (Single Answer)

What happens if the spleen of the man is removed?

  1. WBC production will be lowered.
  2. Removal of dead RBCs will not take place.
  3. Antibody production will be decreased.
  4. RBC production will be stopped.
  5. WBC production will be increased.
Question 17 Multiple Choice (Single Answer)

Blood pressure is measured by ________.

  1. electrocardiogram (ECG)
  2. sphygmomanometer
  3. stethoscope
  4. pulse oximeter
  5. thermometer
Question 18 Multiple Choice (Single Answer)

What is blood pressure?

  1. The pressure of blood on the heart muscles.
  2. The pressure of blood exerted on the walls of arteries and veins.
  3. The pressure of blood on the walls of veins only.
  4. The pressure of blood on the walls of arteries only.
  5. The pressure of blood on the walls of capillaries only.
Question 19 Multiple Choice (Single Answer)

The beating of heart of man is heard on the left side, because __________.

  1. The left ventricle is towards the left side.
  2. Both the ventricles are toward the left side.
  3. Contraction of heart is powerful on left side.
  4. The dorsal aorta is on the left side.
  5. Both the auricles on the left side.
Question 20 Multiple Choice (Single Answer)

Arteries are

  1. thick walled and blood flows under high pressure
  2. thin walled and blood flows under high pressure
  3. thick walled and blood flows under low pressure
  4. thick walled and blood flows at the atmospheric pressure
  5. thin walled and blood flows under low pressure
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