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can you help me out with the answers to this question?

Asked by Daveen Nivedha 2nd January 2012, 2:57 PM
Answered by Expert
Answer:

 

(i)  1. Pulmonary artery

     2. Pulmonary vein

     4. Renal artery

     6. Hepatic artery

(ii)  5. Hepatic Vein

(iii)  3. Aorta

Diagram of cross-sectional view of the blood vessel 3

 

(iv) Blood vessel  3 is : Aorta

       Blood vessel 8 is : Vena Cava

The two structural difference between blood vessel 3 and 8 are :

AORTA

VENA CAVA

  • Thick and more muscular walls and narrow lumen.

 

  • Thin and less muscular walls and wider lumen.
  • Have no valves.
  • Have valves.
   
Answered by Expert 2nd January 2012, 4:25 PM
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