Question

which Organ is part of our nervous system. Heart , lungs , brain , mouth ​

Answer 1

Answer:

Brain

Explanation:

The brain is a part of the nervous system.

The heart is part of the circulatory system, the mouth is part of the digestive system and the lungs are part of the respiratory system.

Answer 2

Answer:

Brain

Others are not part of your nervous system. Heart is a part of circulatory system, lungs are part of respiratory system, and mouth is part of our digestive system..

hope you understood!!