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Draw human heart and explain its …

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Draw human heart and explain its working

Posted by Jagdeep Kaura 6 years, 11 months ago

CBSE > Class 07 > Science

2 answers

Dharmendra Kushwaha 6 years, 11 months ago

I can't draw human heart here but I will give you all the working of heart. Heart is a vital organ of human beings. From heart all the blood are pump. In our surrounding the oxygen is present. From there our nose take oxygen and by windpipe (treachea) it is carrying to our hearts. In our heart present of four chamber. The upper two chamber are called left atrium and left atrium and in lower chamber present of left ventricle and right ventricle. From lungs oxygen is carry by plumonary vein into left atrium and from left atrium to left ventricle and from left ventricle. It is carry by main artery to all the cells and in cell the process of respiration occurred which released carbon dioxide. From cell it is carry by main vein to the righ

Sonia Sharma 6 years, 11 months ago

Heart is an organ which beats continously to act as an pump for transport of blood. It is located in the chest cavity with its lower tip slightly tilted towards the left. Their is a partition between the chambers to avoid.mixing up of blood rich in oxygen and carbon dioxide

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