Which chamber of the heart receives deoxygenated blood from the body before sending it to the lungs?
A
Left atrium
B
Right atrium
C
Left ventricle
D
Right ventricle
Correct Answer: Option B — Right atrium
Explanation:
The right atrium receives deoxygenated blood returning from the body and passes it to the right ventricle which then pumps it to the lungs for oxygenation.