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Understanding Blood Vessels and Circulation Quiz

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Understanding Blood Vessels and Circulation Quiz

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Questions and Answers

What is the main function of the circulatory system in human beings and animals?

Storing waste material in the body

Maintaining body temperature

Supplying food, water, and oxygen to the body (correct)

Producing Red Blood Cells (RBCs)

What is the pigment responsible for the red color of Red Blood Cells (RBCs)?

Haemoglobin (correct)

Keratin

Chlorophyll

Melanin

Which component of blood is responsible for fighting infections and diseases?

Platelets

Red Blood Cells (RBCs)

Plasma

White Blood Cells (WBCs) (correct)

What is the function of platelets in the blood?

Clotting blood in wounds Signup and view all the answers

Which chamber of the heart receives blood from the lungs?

Right atrium Signup and view all the answers

What is the role of plasma in the blood?

Transporting dissolved substances and wastes Signup and view all the answers

What is the function of the valves present between the atria and ventricles in the human heart?

To prevent backflow of blood Signup and view all the answers

Which chambers of the human heart are responsible for receiving oxygenated blood?

Auricles Signup and view all the answers

What is the primary role of the right ventricle in the human heart?

Pump blood to the lungs Signup and view all the answers

What is the function of the septum in the human heart?

Separate the left and right sides of the heart Signup and view all the answers

Why is the heart described as a conical, muscular organ?

To pump blood to all parts of the body Signup and view all the answers

Which statement best describes the circulation of blood in the human body?

Blood flows from the heart to different parts of the body and back Signup and view all the answers

Which chamber of the heart receives oxygenated blood from the lungs?

Left auricle Signup and view all the answers

Why is the blood circulatory system in humans referred to as 'double circulation'?

Blood passes twice through the heart in one complete cycle. Signup and view all the answers

What is the purpose of double circulation in humans?

Prevents mixing of oxygenated and deoxygenated blood Signup and view all the answers

Understanding Blood Vessels and Circulation Quiz

Choose a study mode

Podcast

Questions and Answers

What is the main function of the circulatory system in human beings and animals?

What is the pigment responsible for the red color of Red Blood Cells (RBCs)?

Which component of blood is responsible for fighting infections and diseases?

What is the function of platelets in the blood?

Which chamber of the heart receives blood from the lungs?

What is the role of plasma in the blood?

What is the function of the valves present between the atria and ventricles in the human heart?

Which chambers of the human heart are responsible for receiving oxygenated blood?

What is the primary role of the right ventricle in the human heart?

What is the function of the septum in the human heart?

Why is the heart described as a conical, muscular organ?

Which statement best describes the circulation of blood in the human body?

Which chamber of the heart receives oxygenated blood from the lungs?

Why is the blood circulatory system in humans referred to as 'double circulation'?

What is the purpose of double circulation in humans?

What does the rhythmic beating of various heart chambers help maintain?

What role do red blood cells (RBC) play in the human body?

Why do red blood cells (RBC) lack cell organelles and a nucleus?

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