Q.

Human heart consists of ____ chambers.


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Detailed Solution

Concept- Human heart consists of 4 chambers. There are four chambers in the mammalian heart.The heart is divided into four chambers: two atria and two ventricles. The right atrium takes the body's oxygen-depleted blood and pumps it to the right ventricle. Blood depleted of oxygen is carried by the right ventricle to the lungs. The left atrium transports oxygen-rich blood from the lungs to the left ventricle.
Humans are included under Mammal class. Mammal heart has four chambers. A Mammal's heart consists of two ventricles and two auricles.
Hence, four  is the correct answer.
 
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