Available Answers

1. 1.

   Tick the most appropriate answer.

   1. Which of the following have thin walls?
      1. auricles
      2. ventricles
      3. lymph nodes
      4. none of these
   2. Which of the following are the lower chambers of the heart?
      1. arteries
      2. ventricles
      3. auricles
      4. veins
   3. The vein which brings deoxygenated blood from the posterior part of the body is the
      1. pulmonary vein
      2. superior vena cava
      3. inferior vena cava
      4. none of these
   4. The main artery that emerges from the left ventricle of the heart is the
      1. pulmonary artery
      2. superior vena cava
      3. inferior vena cava
      4. aorta
   5. Which blood group is known as the universal recipient?
      1. A
      2. B
      3. AB
      4. O
   6. Blood group A has
      1. antigen A and antibody B
      2. antigen B and antibody B
      3. antigen A and antibody A
      4. antigen B and antibody A
   7. Which of these is a fluid that contains infection-fighting white blood cells?
      1. platelet
      2. lymph
      3. plasma
      4. none of these
2. 2.

   Fill in the blanks.

   1. The ___________ fluid protects the heart from shocks and jerks during contraction.
   2. The ___________ is present between the left auricle and left ventricle.
   3. Oxygenated blood is found in the ______________ side of the heart.
   4. The _____________ are large veins which carry deoxygenated blood from the body to the heart.
   5. The largest artery in the body is ______________.
   6. The stretching and relaxing of arteries with each heartbeat felt as throbbing is called _________________.
3. 3.

   Define Cardiac Cycle.

4. 4.

   Define Blood pressure.

5. 5.

   Define Palpitation.

6. 6.

   Define Hypertension.