How many chambers are present in the human heart?

• A. 3
• B. 4
• C. 5
• D. 2

Answer: (B)

Verified step by step guidance

1. Understand the structure of the human heart: The human heart is a muscular organ responsible for pumping blood throughout the body. It is divided into chambers that help separate oxygenated and deoxygenated blood.
2. Learn the names of the chambers: The human heart has four chambers. These are the right atrium, right ventricle, left atrium, and left ventricle. Each chamber has a specific role in the circulation of blood.
3. Differentiate between the upper and lower chambers: The atria (right atrium and left atrium) are the upper chambers that receive blood, while the ventricles (right ventricle and left ventricle) are the lower chambers that pump blood out of the heart.
4. Understand the flow of blood through the chambers: Blood flows into the right atrium from the body, moves to the right ventricle, and is pumped to the lungs for oxygenation. Oxygenated blood returns to the left atrium, moves to the left ventricle, and is pumped to the rest of the body.
5. Review the question and confirm the correct answer: Based on the structure and function of the human heart, there are four chambers present in the human heart.