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Heart ❤️


 Human heart ♥ is a muscular organ.

Present between two lungs and slightly tilted to left.

Note 🗒 Mammals have four 4⃣ chambered heart.....

......... Two upper & small... - Atria 

Two lower & large..... - ventricles 


weight - 300grm   (avg)

Function - Blood pump action 

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