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1. Our brain is madeupof billions ofthatsend and receive information from around the body.2.The brain is protected by the skull or thewhich is madeupoftwenty two bones.3.The brain floats in thefluid that saves itfrom shocks as well as from infections.4.that starts theOur saliva contains anchemical digestion of the starchy food.5.When we swallow food, a flap-like structure called thecloses our wind pipe.secrete6. The inner walls of ourhydrochloric acid that kills bacteria and helps in thedigestion of food.7.Human beings growsets of teeth duringtheir life time- Baby teeth (20) and adult teeth (32).8.are used to help straighten or aligndeformed teeth.9.The left lung is slightly smaller than the right lung toallow space for ouris a dangerous disease that makes iharder for our lungs to absorb oxygen from the air wbreathe10.​

Answer»

Brains are made of soft tissue, which includes gray and white matter, containing the nerve cells, non-neuronal cells (which help to maintain NEURONS and brain health), and SMALL blood vessels. They have a high WATER content as well as a large amount (NEARLY 60 percent) of FAT.



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