Page 2 - Assignment-Body Fluids and circulation

7. _________ is a condition where plaque builds up on the inside of arteries.

1. Arthrocentesis
2. Arthralgia
3. Arthritis
4. Atherosclerosis

8. __________ is a prenatal test in which, a sample of the fluid that surrounds the
foetus is recovered for testing.

1. Paracentesis
2. Cordocentesis
3. Amniocentesis
4. None of the above

9. __________ carries deoxygenated blood to the lungs from the right ventricle.

1. Pulmonary artery
2. Pulmonary vein
3. Aorta
4. None of the above

10. Snake venom usually enters the body through an open wound and enters the
bloodstream through the ______

1. Veins
2. Lymphatic system
3. Arteries
4. None of the above

B. Very Short Answer Questions (1 mark each)

1. Name the instrument used for measuring blood pressure.
2. What is a pace-maker?
3. Why is the S.A. node called pace-maker of the heart?
4. Write the full form of S.A. node.
5. What is lymph node?
6. A cardiologist observed an enlarged QR wave in the ECG of a patient. What
does it indicate?
7. Name the enzyme that catalyses the formation of carbonic acid in erythrocytes.

8. What is systemic circulation?
9. Give two examples of extra-cellular fluids.
10. What name is given to the blood vessels which generally bring blood to an organ?