Question

please tell me this question​

Answer 1

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Deoxygenated, Vena cava.

The right atrium receives and holds deoxygenated blood from the superior vena cava, inferior vena cava, anterior cardiac veins and smallest cardiac veins and the coronary sinus, which it then sends down to the right ventricle (through the tricuspid valve), which in turn sends it to the pulmonary artery for pulmonary.

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Answer 2

Answer:

b

Explanation:

The right auricle receive non-oxygenated blood from upper and lower vena cava