Human Body Systems

Questions about human physiology including the circulatory, excretory, and respiratory systems, plus basic plant biology concepts.

8 Questions Published

Questions

Question 1 Multiple Choice (Single Answer)

What of the following statements is correct for pulmonary vein?

  1. It supplies blood to the heart muscles.
  2. It is the largest blood vessel in man.
  3. It is the smallest vein in our body.
  4. It is the only vein in our body to carry pure blood.
  5. It supplies blood to the organs in our body.
Question 2 Multiple Choice (Single Answer)

What is needed for a person with renal failure to stay alive?

  1. ECG
  2. Dialysis
  3. Pacemaker
  4. Heart-lung machine
  5. Angioplasty
Question 3 Multiple Choice (Single Answer)

Which of the following statements is incorrect about nephrons?

  1. Tubular re-absorption does not occur in the nephron.
  2. The loop of Henle in nephron has a descending limb and an ascending limb.
  3. Nephrons are long tubular structures with a cup-shaped Bowman’s capsule.
  4. The amount of urine formed varies at different times.
  5. It has blood capillaries called glomeruli.
Question 4 Multiple Choice (Single Answer)

Which of the following organisms show two kinds of respiratory mechanisms?

  1. Man
  2. Amoeba
  3. Frog
  4. Paramecium
  5. Fish
Question 5 Multiple Choice (Single Answer)

The pacemaker of the human heart is situated in________.

  1. left atrium
  2. right atrium
  3. right ventricle
  4. left ventricle
  5. aorta
Question 6 Multiple Choice (Single Answer)

Which of the following functions is not associated with stomata?

  1. Intake of oxygen.
  2. Intake of carbon dioxide.
  3. Intake of nitrate.
  4. Release oxygen.
  5. Release carbon dioxide.
Question 7 Multiple Choice (Single Answer)

Which of the following functions is not performed by human kidney?

  1. Kidneys reabsorb useful materials.
  2. Kidneys help in osmoregulation.
  3. Kidneys regulate ionic balance in our body.
  4. Kidneys help to excrete urea.
  5. Kidneys help to excrete uric acid.
Question 8 Multiple Choice (Single Answer)

In which of the following cases is dialysis required for a person?

  1. If a kidney stone is there.
  2. If a person suffers from a heart attack.
  3. If one kidney is not functioning properly.
  4. If a person is bitten by a viper snake.
  5. If ultrafiltration does not happen in the kidney.