1.

Give the answer in one word. 1. The arteries that carry deoxygenated blood2.The large vein that brings back deoxygenatedblood from lower parts of body to heart3. A group of specialised cardiac musclesin the wall of right atrium that initiatesheartbeat4. Glycoproteins on the surface of RBCs thatdetermine blood group​

Answer» ONG>Answer:

1...pulmonary arteries

2...INFERIOR VENA cava

3..SA NODE



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