Question

what is heart ? and its function?

Answer 1

HEART IS DIL ❤

heart is an oragn made of clastic tissues cardiac muscles , Performs volunteery reflex actions , simultaneously accumillate blood

And Do pumping of of blood through out the body thriugh blood vessels by creating vacuum pressure

Further See in image ↪

IT CONSIST OF 4 CHAMBERS
↪The heart has four chambers:

↪The right atrium receives blood from the veins and pumps it to the right ventricle.

↪The right ventricle receives blood from the right atrium and pumps it to the lungs, where it is loaded with oxygen.

↪The left atrium receives oxygenated blood from the lungs and pumps it to the left ventricle.

REgards &Follow me BE BRAINLY

Answer 2

☺️☺️ Answering again with lots info☺️☺️

Heart is a human organ.
The human heart is a hollow ,muscular bag like organ made up of powerful muscles.

The cardiovascular system consists of the heart, blood vessels, and blood. This system has three main functions:❤️ Transport of nutrients, oxygen❤️ and
 ❤️hormones to cells throughout the body ❤️and
❤️removal of metabolic wastes❤️ (carbon dioxide, nitrogenous wastes).

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The human heart shaped like an upside down pear.

The heart is located in the chest region between the lungs.

The heart is approximately the size of a closed fist of an individual.

the tapered end of heart is known as the apex is pointed forwards and towards the left.

The heart is divided into left and right parts by thick vertical muscular wall known as septum.

left and right parts of the heart of other divided into upper and lower chambers namely
⭐ right atrium ⭐right ventricle⭐

⭐left vitrium ⭐left ventricle⭐

the openings of the Atria into the ventricles are guided by valves which prevents backflow of blood into the Atria.