auricle.
B. Fill in the blanks :
1. Deoxygenated blood from the body reaches the...aurcle
2. Left ventricle contains
blood.
3. Double layered membrane around the heart is called
4. Contraction of heart is termed as
5. Back flow of blood in veins is checked by
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Answer:
right auricle
oxygenated blood
pericardial membrane
systole
valves
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