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Which organ of the body never rests?

Heart
Brain
Kidney
Lungs

Mark the correct answer using the code given below:

2 only

1 and 2 only

1, 2 and 4 only

1, 2, 3 and 4

Explanation:

Brain is the major computer that controls entire body and never is fully at rest, there are a variety of organs that don’t sleep either.
Heart works unceasingly, 24/7/365, pumping blood throughout your body and making sure muscles get enough oxygen.
Lungs continue to work and remove carbon dioxide from your blood and make sure it contains enough oxygen.
Kidneys—their ability to filter blood and eliminate any toxins from body does not stop simply because you are asleep

By: Parvesh Mehta

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